Chapter XIV: Part 14

Erect annual, 1-2 ft. high. Leaves opp., petioled, ovate, 1-2 in. long. Fl. in whorled racemes, up to 9 in. long; bracts ovate, length of a whorl; calyx ¼ in. long, 5-lobed, uppermost lobe orbicular decurrent, lower deltoid, mucronate, 2 lowest longest of all; cor. white, tinged purple, ½ in. long, tube ¼ in., limb 2-lipped, upper 4-lobed; st. 4, didynamous, 2 upper toothed at base of filaments, anthers 1-celled; bifid style rising from central base of 4 lobes of the ovary as in all this family as also fr. of 4 nutlets.

Dongola Prov.; Khartoum Prov. (J. Royan); Kassala Prov.; Blue Nile Prov.; White Nile Prov. (J. Arashkol); Kordofan & Darfur Provinces.

It yields a strong fibre. The plant is aromatic and on distillation yields a volatile oil which, when kept, solidifies into a crystalline camphor. The seeds infused in water make a cooling drink; they are said to be demulcent, stimulant, diuretic & diaphoretic.

=O. canum= _Sims._

Densely pubescent annual, 1-2 ft. high. Leaves ovate or lanceolate, 1-2 in. long. Fl. in whorled racemes as in all this genus, 3-6 in. long; bracts small, ovate, deciduous; calyx ⅙ in. long, 2 lateral lobes minute, otherwise as above; cor. white, ⅙ in. long; st. as above, much exserted.

Cultivated. Also in Kassala Prov. (Gallabat: Matamma); Fung Prov. (Jongol’s Post); Bahr El Ghazal Prov. (Shambé, Jur; Jur Ghattas).

The leaves made into paste are used to cure parasitical diseases of the skin.

=O. suave= _Willd._

Pubescent perennial. Leaves ovate, 3-4 in. long, crenate, densely hairy beneath. Racemes dense, panicled, up to 9 in. long; bracts ovate, deciduous; calyx ¼ in. long; cor. ab. ¼ in. long, white, tinged purple.

Bahr El Ghazal Prov. (Mittu-land: between Kero & Ngama).

=O. menthæfolium= _Hochst._ HADANIT—Hadendowa.

Perennial very like _O. canum_. Leaves oblong or oblong-lanceolate, 1-1½ in. long. Calyx ⅛ in. and cor. ¼ in. long.

Red Sea Prov. (Suakin, Khor Tamanib); Kordofan Prov. (J. Kurbaj & Obeid); Darfur Prov. (Kulme & 40 miles West of El Fasher); Bahr El Ghazal Prov. (Wau).

=O. citriodorum= _Vis._

Undershrub; stems pubescent. Leaves ovate-lanceolate, crenate. Racemes lax, simple; bracts shortly petioled, ciliate; calyx hairy, upper lobe orbicular, lateral ovate, lower lanceolate, subulate; cor. blue-violet, longer than calyx, small; filaments of upper st. with tuft of hairs at base.

Nubia; Khartoum Prov.

=O. Johnstonii= _Baker._

Tall, bushy, fragrant herb. Leaves ovate, deeply crenate, ab. 1½ in. long. Calyx ⅛ in. and cor. ¼ in. long; upper filaments of st. with basal tufts of hairs.

Khartoum, cultivated.

=O. dichotomum= _Hochst._

Erect branched annual. Leaves oblong-lanceolate, 1-1½ in. long. Racemes long, lax; bracts small; calyx tube campanulate in fruit, ⅙ in. long; cor. a little longer than calyx; st. filaments unappendaged at base.

White Nile Prov. (J. Arashkol); Kordofan Prov.

702 =Platystoma africanum= _P. Beauv._

Erect annual, 1-2 ft. high. Leaves ovate, 1-2 in. long, crenate, pubescent. Racemes fairly dense, 3-6 in. long, whorls 10-flowered; pedicels deflexed in fruit; calyx lobes 2, toothed; cor. pale lilac, minute, bilabiate, upper lip 4-toothed, lower entire; st. 4, declinate, filaments dilated at base.

Bahr El Ghazal Prov. (Gir & Jur).

703 =Acrocephalus Schweinfurthii= _Briquet._

Tall herb with grey appressed hairs. Leaves linear, 1-2 in. long, narrowed at each end. Fl. in globose, corymbose heads, ⅓ in. diam.; basal bracts ovate-lanceolate, tipped blue-purple; calyx minute; cor. small, 2-lipped, upper lip 4-lobed; st. 4, didynamous, exserted, filaments unappendaged.

Bahr El Ghazal Prov. (Jur: Jur Aweit & Agada).

=A. lilacinus= _Oliv._

Hairy perennial, 2-3 ft. high. Leaves whorled, lin.-lanceolate, 1-1½ in. long, denticulate. Heads in dense, terminal corymbs; basal bracts ovate, yellowish, upper orbicular, cuneate, cuspidate, greenish, ⅛ in. long; cor. pale-lilac, nearly ½ in. long.

Bahr El Ghazal Prov. (Bongo: Sabbi River).

=A. Heudelotii= _Briquet._

Pubescent perennial, 1½-2 ft. high. Leaves whorled, linear, 1½-2 in. long. Heads globose corymbose; basal bracts linear, foliaceous, upper obovate-cuneate, pale, hairy, ⅛ in. long; cor. twice as long as calyx, pale violet.

Bahr El Ghazal Prov. (Jur: Agada near Jur Ghattas & Jur Aweit).

704 =Moschosma polystachyum= _Benth._

Much-branched annual; stem 4-angled, 1-2 ft. high. Leaves ovate, crenate, pubescent. Racemes 2-4 in. long, with 6-10 flowered whorls; calyx ⅛ in. long, upper tooth orbicular, not decurrent, lateral ovate, lower cuspidate; cor. pale lilac, 2-lipped, lobes short.

Fung Prov. (Saoleil, Blue Nile, Jongol’s Post, etc.); White Nile Prov. (J. Arashkol & Abba Island); Kordofan Prov. (moist places); Bahr El Ghazal Prov. (Shambé); Mongalla Prov. (Bor & 5° 10′ N.L.).

705 =Orthosiphon bartsioides= _Baker._

Slender perennial. Leaves oblong-lanceolate, up to 2 in. long, crenate, pubescent, sessile. Raceme long, lax; whorls 2-flowered; calyx deflexed in fruit, upper tooth orbicular decurrent, 4 others cuspidate, ¼ in. long; cor. ab. ½ in. long; st. 4, not exserted.

Bahr El Ghazal Prov. (Bongo: Roa River, Niamniam-land: River Mabode).

=O. pallidus= _Royle._

Branched perennial. Leaves short-petioled, small, ovate, crenate, pubescent. Racemes terminal, whorls few-flowered; calyx ¼ in. long, upper lobe orbicular and decurrent, lateral and lower large-awned; cor. ½ in. long.

Red Sea Prov. (Erkowit, Suakin).

=O. Schimperi= _Benth._

Branched perennial. Leaves ovate, crenate, hairy, 1-3 in. long, long petioled. Racemes whorled; calyx ¼ in. long, upper lobe suborbicular, decurrent, lateral small-awned, lower longer awned; cor. tube ⅓ in. long, limb 2-lipped, lobes small.

Bahr El Ghazal Prov. (Niamniam-land: Nganye); Mongalla Prov. (Mongalla).

706 =Becium (Ocimum) Knyanum= _(Vatke) N.E. Br._

Erect pubescent perennial. Leaves subsessile, linear to oblong- lanceolate, 1-2 in. long, crenate. Racemes long, lax, with a tuft of linear bracts; whorls 4-6 flowered; calyx ⅓ in. long, upper lobe orbicular, decurrent, others large-awned; cor. ⅔ in. long, 2-lipped, upper 4-lobed; st. 4, exserted, upper filaments with basal tufts of hairs.

Bahr El Ghazal Prov. (Jur-land: Gir & Jur Ghattas).

=B. obovatum= _N.E. Br._

Erect herb, 1 ft. high from woody rhizome. Leaves sessile, elliptic- obovate, 1½ in. long, ¾ in. broad, densely gland-dotted, subentire. Spikes broadly triangular, 1½ in. long. Bracts purplish. Calyx pubescent.

Bahr El Ghazal Prov. (Biri River, between Chak Chak & Deim Zubeir).

=B. (Ocimum) Schweinfurthii= _(Briquet) N.E. Br._

Tall pubescent perennial. Leaves subsessile, oblong, up to 6 in. long, cuneate at base, crenate, scabrous above. Raceme short, dense, terminal; bracts large obovate, cuspidate; calyx ⅙ in. long, upper tooth ovate, slightly decurrent, others bristle-like; cor. ½ in. long; st. 4, upper filaments toothed at base.

Bahr El Ghazal Prov. (Niamniam-land: Gumango River).

707 =Hoslundia opposita= _Vahl._ SASA DIM—Rashida.

Much branched shrub. Leaves opp., oblong or obl.-lanceolate, 3-4 in. long, dentate. Panicles terminal, lax; bracts minute; calyx small, broadly 5-toothed, enlarged globose and red in fruit; cor. lilac, ⅙ in. long, 2-lipped, st. 2 perfect and 2 rudimentary.

Red Sea Prov. (Karora); Darfur Prov. (Kulme 3,600 ft.); Bahr El Ghazal Prov. (Jur: Jur Ghattas & Nuer District); Bahr El Jebel.

708 =Plectranthus stachyoides= _Oliv._

Perennial, 3-4 ft. high. Leaves opp., subsessile, ovate or oblong, up to 3 in. long, pubescent, crenate. Infl. a dense terminal racemose panicle, 6-8 in. long; whorls many-flowered; bracts ovate, pubescent, ¼ in. long: calyx 5-toothed, upper lobe ovate, reflexed, others deltoid, awned, ¼ in. long; cor. ½ in. long, lilac. St. 4, didynamous, free.

Bahr El Jebel (Madi).

=P. ovatifolius= _Oliv._

Erect perennial. Leaves short-petioled, ovate, 1 in. long, pubescent. Infl. a lax terminal racemose panicle; whorls few-flowered; calyx ⅓ in. long, upper tooth ovate, mucronate, reflexed, decurrent, lateral teeth small, awned, lower large, awned; cor. ½ in. long, lilac.

Bahr El Jebel (Madi).

=P. bongensis= _Baker._

Glabrous herb, 2-3 ft. high. Leaves oblong, 2-3 in. long, crenate. Infl. lax, in a cymose panicle, 6-9 in. long; calyx ⅛ in. long, upper ovate, reflexed, lateral oblong, lower awned; cor. ⅓ in. long, lilac.

Bahr El Ghazal Prov. (Gir in Bongo-land).

=P. cylindraceus= _Hochst._

Tall sappy herb, pubescent all over. Leaves oblong, crenate. Fl. in dense cylindrical racemes, 3-5 in. long, 1-3 to a stem; calyx minute, teeth subequal; cor. ⅛ in. long, white.

Red Sea Prov. (Erkowit).

709 =Coleus barbatus= _Benth._ KĀHAB, & KALIAH—Hadendowa.

Woody perennial, 2-4 ft. high. Leaves petioled, ovate or oblong, 1-4 in. long, crenate, hairy. Panicle racemose, ½-1 ft. long; whorls many- flowered; fruit-calyx ⅙ in. long, upper tooth suborbicular, 4 others acute; cor. bright blue, ½ in. long, tube deflexed in middle, limb 2-lipped, lower as long as tube; filaments of 4 st. united at the base in a tube as in all this genus.

Red Sea Prov. (Erkowit & Suakin).

=C. cf. C. igniarius= _Schwfth._

Small woody shrub. Fl. appear before the leaves; cor. purple, scented.

Red Sea Prov. (Khor Ashat).

=C. latifolius= _Hochst._

Herb with tuberous root, 1 ft. high. Leaves ovate, 1-3 in. long, crenate, pubescent. Racemes dense, 4-6 in. long; fr. calyx ⅙ in. long, upper tooth ovate, lateral shorter, orbicular, 2 lower acute, connate to near tip; cor. ⅓ in. long, lilac.

Bahr El Jebel (Madi).

=C. Penzigii= _Dammann._

White-hairy perennial. Leaves ovate, up to 4 in. long, crenate; petiole winged. Racemes panicled, whorls 8-flowered; calyx ⅙ in. long, 2 lateral teeth smaller; cor. tube ⅓ in. long, lower lip lilac, ¼ in. long.

Fung Prov. (Jongol’s Post).

=C. Briquetii= _Baker._

Tall herb. Leaves petioled, oblong-lanceolate, 2-3 in. long, acuminate, serrate. Racemes long, dense; whorls many-flowered; calyx minute in fl., enlarged in fruit, upper tooth ovate, decurrent, 2 lateral orbicular, 2 lowest acuminate, connate half-way up; cor. ⅓ longer.

Bahr El Ghazal Prov. (Bongo-land).

710 =Englerastrum Schweinfurthii= _Briquet._

Erect hairy annual. Leaves ovate, 1 in. long, crenate. Racemes axillary, whorls 1-2 flowered; calyx ½ in. long, glandular-pubescent, teeth 5, ovate, subequal; cor. tube 1½ in., lower lip ab. 1 in., concave, upper small with 3 rounded lobes. St. 4, filaments united in lower half, exserted.

Bahr El Ghazal Prov. (Bongo: Addai).

711 =Æolanthus ambustus= _Oliv._

Slender herb, 1 ft. high. Leaves sessile, ascending, linear, 1-1½ in. long. Spikes slender, erect; bracts ⅙ in., partly hiding the flowers; calyx minute, 2-lobed; cor. lilac, ⅓ in. long, 2-lipped; st. 4, free.

Bahr El Jebel (Madi).

=Æ. virgatus= _Gürke._

Much branched annual, 1½ ft. high. Leaves as above, up to 2 in. long. Bracts ¼ in. long, otherwise as above.

Bahr El Ghazal Prov. (Bongo: Gurfala).

=Æ. heliotropioides= _Oliv._

Herb, up to 2 ft. high. Leaves sessile, oblong or lin.-oblong, up to 2 in. long. Spikes panicled, upper ones one-sided, 1-2 in. long; bracts very small; calyx minute, truncate, pubescent; cor. lilac, ¼ in. long, lower lip orbicular, concave ab. same size as upper. St. exserted.

Mongalla Prov. (Yei River).

712 =Pycnostachys Schweinfurthii= _Briquet._

Erect branched perennial, 2 ft. high. Leaves linear, up to 4 in. long, sessile or subsessile, serrate. Spikes dense, 1½-2 in. long; fr. calyx ⅓ in. long, teeth 5, subulate; cor. pale blue, tube deflexed, upper lip 4-toothed, lower concave, ¼ in. long; st. 4, free.

Bahr El Ghazal Prov. (Bongo: Dukuttu).

=P. Petherickii= _Baker._

Perennial, stems 4-angled. Leaves sessile, oblong-lanceolate, upper half crenate, gland-dotted beneath. Spike dense, up to 4 in. long. Calyx tube short, teeth ¼ in. long, subulate; cor. blue, pubescent on outside.

White Nile.

=P. niamniamensis= _Gürke._

Erect pubescent herb. Leaves sessile, oblong-lanceolate, 2-3 in. long, serrate with scattered red glands. Spikes oblong; bracts linear, ⅓ in. long; calyx ½ in. long, tube short, teeth subulate.

White Nile Prov.; Bahr El Ghazal Prov. (Niamniam-land: River Hoo).

713 =Hyptis brevipes= _Poir._

Pubescent herb, 3-4 ft. high. Leaves subsessile, oblong-rhomboid, crenate, upper ones lanceolate. Fl. axillary, peduncled, in dense globose heads, ½ in. diam.; outer bracts lanceolate, as long as flowers; calyx ⅛ in. long, teeth 5, subulate; cor. ⅛ in. long, lower lip deflexed, concave; st. 4, free.

Mongalla Prov. (Lado: Yei River); Bahr El Jebel (Madi).

=H. spicigera= _Lam._ KINDI—Bongo.

Tall pubescent annual, often found in stubble. Leaves petioled, oblong, crenate. Panicles dense racemose oblong, end racemes 2-4 in. long, whorls many-flowered; fr. calyx 1/5 in. long, teeth short; cor. whitish, ¼ in. long.

Fung Prov. (Fazoghli); Bahr El Ghazal Prov. (Bongo: Gir cultivated).

The seeds are brayed to a pulp by the Zandes and used as an adjunct to stews and gravies. They are also roasted and eaten or an edible oil extracted from them. This oil, although not suitable for soap and candle making, might be useful for fatty varnishes in painting.

=H. pectinata= _Poir._

Herb, 4-6 ft. high. Leaves small, ovate, crenate, pubescent. Panicles racemose; fr. calyx ⅙ in. long, villous inside, teeth small, setaceous; cor. size of calyx.

Fung Prov. (Fazoghli); Bahr El Jebel (Madi).

714 =Lavandula pubescens= _Decne._

Hairy, scented perennial; stems 4-angled. Leaves broad, bipinnatifid, segments linear. Panicles spicate, whorls 2-flowered; bracts ovate, ⅛ in. long; calyx 13-nerved, as long as bracts, teeth small; cor. blue, small; st. 4, free.

Darfur Prov.

=L. coronopifolia= _Poir._ SADDĀM—Hadendowa.

Fragrant perennial, up to 18 in. high. Leaves sessile, narrowly linear with revolute edges, simple or pinnatipartite. Panicles spicate, 2-3 in. long; bracts ovate-lanceolate; calyx ⅙ in. long, pubescent, 13-nerved, teeth short; cor. blue, ⅓ in. long.

Red Sea Prov. (Khor Tamanib, Suakin, Erkowit & 21° N.L.); Darfur Prov. (J. Meidob 3,500 ft. & J. Marra 8,200 ft.).

715 =Mentha sylvestris= _Linn._

Strongly scented, densely pubescent herb. Leaves sessile, lanceolate, serrate. Fl. in terminal whorled, racemose panicles 2-3 in. long; calyx minute, 10-ribbed, 5-toothed, teeth lanceolate; cor. ⅙ in. long, lobes 4, uppermost broad and emarginate.

Darfur Prov. (Zalingei & J. Marra: Niurnya 6,500 ft.).

716 =Micromeria biflora= _Benth._ HADEMBUI—Hadendowa.

Bushy pubescent perennial with a weak smell of thyme, ½-1 ft. high. Leaves ovate or oblong, ab. ⅓ in. long, rigid. Cymes 2-6 flowered, subsessile, axillary; calyx ab. ⅙ in. long, 13-15 ribbed, teeth 5, small; cor. shortly exserted, dilated at throat, 2-lipped; st. 4.

Red Sea Prov. (Erkowit & 21° N.L.); Darfur Prov. (J. Marra 8-9,500 ft.).

=M. abyssinica= _Benth._

Bushy pubescent herb, 1-2 ft. high, scented like thyme. Leaves ovate, crenate, 1-1½ in. long. Spikes whorled, whorls many-flowered, the lowest subtended by large leaves; calyx ¼ in. long, 13-15 ribbed, teeth small; cor. tube ¼ in. long, limb 2-lipped, lower lip 3-lobed.

Red Sea Prov. (Erkowit).

717 =Salvia nudicaulis= _Vahl._ =var. nubica= _Baker._

Perennial with rosette-like radical leaves; stem-leaves oblong or oblong-lanceolate, 1½-2 in. long, crenulate, densely pubescent beneath. Panicles laxly racemed, whorls of ab. 6 flowers; calyx hairy, ¼ in. long, 2-lipped, lower bifid; cor. ½ in. long, upper lip arched, lower deflexed; st. 2, with 1 perfect anther cell; rudimentary st. 2.

Nubia.

=S. ægyptiaca= _Linn._ RA’AL—Arab.

Small heather-like undershr. Stems with setose reflexed hairs. Leaves deeply crisped-undulate, strongly reticulate. Calyx lobes very acute. Corolla ⅓ in. long.

Red Sea Prov. (Erkowit, Has Has & 21° N.L.).

718 =Nepeta biloba= _Hochst._ NABBALAM—Hadendowa.

Herb, 2-3 ft. high, pubescent. Leaves ovate, 2 in. long, crenate, the upper sessile. Racemes long, lower whorls distant, subtended by large leaves; bracts many, linear, ¼ in. long; calyx ¼ in., teeth 5, ribs 15; cor. under ½ in., violet-blue, lower lip 3-lobed, central one largest; st. 4.

Red Sea Prov. (Erkowit & Has Has).

=N. ballotæfolia= _Hochst._

Pubescent herb. Leaves ovate, 1-1½ in. long, crenate, sessile. Racemes as above; bracts linear, large; calyx ¼ in.; cor. tube longer than calyx, lower lip ⅛ in. long, 3-lobed, central lobe largest.

Darfur Prov. (J. Marra 9,200-9,500 ft.).

719 =Scutellaria Schweinfurthii= _Briquet._

Perennial, 1 ft. high. Leaves lanceolate, subsessile, slightly hairy. Racemes long, lax, whorls 2-flowered; fr. calyx ¼ in., upper lip orbicular, reflexed, lower shorter; cor. ⅓ in., lips ⅙ in. long, lower deflexed. St. 4, upper pair 2-celled, lower 1-celled.

Bahr El Ghazal Prov. (Jur, Kutshuk Ali’s Zariba, & Mittu at Ngame).

720 =Otostegia tomentosa= _A. Rich_

Pubescent shrub. Leaves subsessile, very small, thick, oblong, crenate, white-tomentose beneath. Fl. axillary, whorled, sessile, bracteate; calyx-tube funnel-shaped, 10-ribbed, ⅓ in. long, lower lip orbicular, upper small crenate; st. 4.

Red Sea Prov. (Erkowit).

=O. repanda= _Benth._ BALUD & BASADEM—Hadendowa.

Pubescent shrub. Leaves petioled, ovate, 1-2 in. long, crenate. Fl. axillary, whorled; bracts subulate; calyx ⅓ in. long, upper lip small, ovate, lower orbicular, crenate, ⅓ in. broad; cor. white, longer than calyx.

Red Sea Prov. (21-22° N. Lat., Has Has & Erkowit); Darfur Prov. (Zalingei & J. Marra: Niurnya 6,500 ft.).

=O. scariosa= _Benth._

Pubescent shrub; branches 4-angled. Leaves petioled, broadly ovate, up to 1 in. long, crenate. Fl. axillary, in distant whorls, bracts many subulate; flower as above.

Darfur Prov.

721 =Leucas nubica= _Benth._

Pubescent herb. Leaves ovate, up to 2 in. long, crenate. Whorls many, distant, many-flowered; bracts large, linear, ciliate; calyx tube ⅙ in. long, ribs and teeth 8-10, teeth linear-subulate; cor. tube ⅙ in. long, lips 2, small, lower 3-lobed; st. 4.

White Nile Prov. (J. Arashkol); Kordofan Prov. (Katul Gombara).

=L. inflata= _Benth._

Densely white-hairy, branched perennial. Leaves subsessile, suborbicular, crenate at tip, ½-1 in. long. Whorls numerous, 6-10 flowered, the upper approximate with reduced leaves; bracts minute; calyx campanulate, inflated ⅙ in. long, villous, teeth deltoid; cor. ⅓ in. long, upper lip villous at tip.

Red Sea Prov. (21° N. Lat. J. Waratab, Khor Tamanib & Sinkat).

=L. martinicensis= _R. Br._

Branched annual, 2-3 ft. high; branches pubescent. Leaves thin, oblong, crenate, hairy up to 3 in. long. Whorls dense, distant, bracts large, subulate; calyx ⅙-¼ in. long, hairy, throat oblique, teeth unequal, subulate; cor. small, deciduous.

Red Sea Prov. (Khor Tamanib & Has Has); Kassala Prov. (Gallabat, Matamma); Fung Prov. (Jongol’s Post); Kordofan Prov. (Obeid); Darfur Prov. (Zalingei & J. Marra: Niurnya 6,500 ft.); Bahr El Ghazal Prov. (Jur Ghattas).

=L. neuflizeana= _Courb._

Densely hairy herb, 6-12 in. high. Leaves sessile, oblong-lanceolate, up to 2 in. long, crenate, whorls 8-12 flowered, lower ones distant, upper close together; calyx ¼ in. long, throat oblique, ribs and teeth 8-10; cor. lip small.

Red Sea Prov. (21° N.L.).

=L. Schweinfurthii= _Gürke._

White-hairy herb. Leaves sessile, oblong, ab. 1 in. long, loosely dentate in upper half. Whorls few-flowered, many, distant; calyx ⅓ in. long; throat oblique, teeth 8-10, minute.

Bahr El Ghazal Prov. (Niamniam-land: on Baginse hills).

=L. urticæfolia= _Benth._ UM GALŌT—Arab.

Hairy annual, 6-24 in. high. Leaves ovate, 1-2 in. long, crenate. Whorls distant, globose, many-flowered, ¾ in. diam.; bracts large, linear, ciliate; fr. calyx ⅓ in. long, oblique, teeth 8-10; cor. tube naked, lips small.

Red Sea Prov. (Suakin, 21° N.L.); Central Sudan (Gezira).

722 =Leonitis pallida= _Benth._ KUSHU-KUSHU, FAKI BALADAWAYA (Meshra El Zeraf), ABUTIFA & UMDAREIWA (Baggara)—Arab; KOPTUNINDEIR (Dilling) & KANDINUWINDI (J. Ghulfan)—Nuba.

Tall, hairy herb. Leaves ovate, up to 4 in. long, crenate. Fl. in globose heads, 2-2½ in. diam., spaced along the stem; bracts lanceolate, spine-tipped; calyx tube ⅓ in. long, 8-10 ribbed and toothed, teeth spine-tipped, uppermost largest; cor. pale-yellow; st. 4.

Nubia (between Korosko & Berber); Kassala Prov. (Gallabat, Mattama); Fung Prov.; Kordofan Prov.; Nuba Mts. Prov. (Dilling & J. Ghulfan); Darfur Prov.; Upper White Nile Prov. (Meshra El Zeraf); Bahr El Ghazal Prov. (Bongo: Dukuttu).

The ashes are said to be used for tumours on the head.

=L. nepetæfolia= _R. Br._

Pubescent herb, 4-5 ft. high. Leaves ovate, up to 4 in. long, crenate. Fl. arranged as above; bracts large, linear, stiff; calyx ¼ in. long, larger in fruit, upper tooth largest, mucronate; cor. deep yellow, tube ½ in. and upper lip ½ in. long, the lower 3-lobed, deflexed.

Fung Prov. (Jongol’s Post).

=L. velutina= _Fenzl._ KUSHU-KUSHU—Arab.

Tall, finely hairy perennial. Leaves ovate, crenate, very hairy beneath. Heads (whorls) very dense, 3 in. diam.; bracts small, linear; calyx hairy, teeth deltoid, upper largest; cor. bright yellow, 1 in. long, upper lip up to ½ in. long.

Fung Prov. (Roseires); Æthiopia; Kordofan Prov. (Obeid).

723 =Tinnea æthiopica= _Kotschy_ & _Peyr._

Shrub, 3-5 ft. high. Leaves subsessile, oblong, up to 2 in. long. Whorls laxly disposed, 2-flowered; bracts oblong, green, as long as the flowers; calyx ⅓ in. enlarging to 1 in., bladder-shaped; cor. maroon, 2-lipped, upper short, orbicular, lower deflexed, 3-lobed, ⅙ in. long; st. 4; seeds winged.

Bahr El Ghazal Prov. (Jur, Bongo: Mvolo, Dar Fertit below Pongo River & Biselli, Niamniam-land).

724 =Teucrium nummularifolium= _Baker._ EIGAB—Hadendowa.

Woolly herb with obovate coarsely crenate leaves about ⅓ in. long. Calyx woolly pilose, the lobes more or less subulate. Corolla purple.

Red Sea Prov. (Erkowit).

725 =Ajuga bracteosa= _Wall._

Hairy perennial. Leaves oblanceolate, coarsely dentate, sessile. Whorls axillary 2- or many-flowered; calyx ⅙ in. long, 10-ribbed, teeth 5, equal; cor. blue, ⅓ in. long, upper lip short, lower longer, 3-lobed, deflexed; st. 4, slightly exserted.

Upper White Nile Prov. (Meshra El Zeraf).

=MONOCOTYLEDONS=

=ALISMATACEÆ.=

726 =Alisma Plantago= _Linn._

Perennial marsh herb. Leaves radical, long petioled, lanceolate, ovate or cordate, 3-7 nerved, 2-8 in. long. Fl. in verticillate panicles; scapes solitary or many, 1-2 ft. high; fl. ab. 8 to each verticil. Sep. 3, persistent; pet. 3, white; sta. 6; carpels 15-20, compressed, forming a ring round the axis of the fl., verrucose; style aristate.

Kordofan Prov. (Rahad).

727 =Caldenia reniformis= _Makino._

Marsh herb. Leaves broadly ovate, cordate, 1-4 in. long, 7-15 nerved, marked with pellucid lines; pet. up to 20 in. long. Scape 20-40 in. high, panicled above; fl. 3 in each verticil. Sep. broad ovate, after flowering erect and sheathing the fruit; pet. white; carpels 9-12 scarcely compressed, smooth; style aristate.

Bahr El Ghazal Prov. (Jur: Jur Ghattas).

728 =Limnophyton obtusifolium= _Miq._

Perennial marsh herb. Leaves radical; pet. long; blade sagittate; sinus broad; terminal lobe 2-7 in. long, nerves 7-11, radiating from apex of pet. and somewhat converging. Scapes 1 or more; fl. in verticils arranged in a panicle, 4-15 to a whorl, upper male, the lower hermaphrodite mixed with a few male. Sep. 3, reflexed after flowering; pet. 3, white; sta. 6, those of the male fl. larger; carpels 15-20 in 2-4 whorls; achenes obovoid in a globose head.

Blue Nile Prov. (Sennar); White Nile Prov. (Goz Abu Guma & J. Arashkol); Kordofan Prov. (Birkat Rahad); Darfur Prov. (Zalingei 3,100 ft.); Mongalla Prov. (Abu Kuka to Gondokoro).

729 =Lophotocarpus guyanensis= _Durand_ & _Schinz._

Marsh herb. Leaves with milky juice, radical, floating, ovate-cordate, 2 in. long; pet. varying in length with depth of water. Scape bearing few- flowered whorls near the apex, lower hermaphr., upper hermaphr. and male. Sep. 3, distinct, sheathing in fr.; pet. 3, cuneate, fugacious; sta. 6-10 in male fl., 9-12 in others, anthers elongate, sagittate; carpels numerous; achenes compressed laterally, dense on a convex receptacle.

Kordofan Prov. (Taiara).

730 =Echinodorus humilis= _Buchen._

Small marsh herb with a tuft of brown roots. Leaves radical; pet. slender, usually 1-1½ in. long; blade ovate or ovate-lanc., ab. 1 in. long, acute at both ends. Scapes shorter than leaves, 1-flowered. Sep. 3, persistent; pet. 3, white; sta. 6-9; achenes much compressed, many in a subglobose or ovoid head.

White Nile Prov. (banks of the River: Tawila, Kosti (Khors), Abba Island & near J. Nyemati).

731 =Burnatia enneandra= _Micheli._

Marsh herb. Leaves radical; pet. 5-16 in. long; blade lin. to lanc., 5-8 in. long. Scape longer than leaves; infl. diœcious; panicles verticillately branched; male pan. 12-16 in. long, fem. 8-10. Male fl.: sep. 3; pet. 3, small: sta. 9; rudimentary carpels 12. Fem. fl.: sep. 3; pet. 0; sta. 0, or 1-2 imperfect; carpels ab. 12 crowded on small receptacle, compressed.

Fung Prov. (Jongol’s Post), White Nile Prov. (J. Arashkol); Bahr El Ghazal Prov. (Jur: Jur Ghattas).

732 =Wisneria Schweinfurthii= _Hook. f._

Marsh herb. Leaves radical; pet. sheathing at base, 9 in. long; blade oblong or oblanc., up to 6 in. long. Scape as long as leaves, bracts united into truncate membranous campanulate sheaths; male fl. in upper part of scape, fem. below. Male fl.: sep. 3; sta. 3; fem. fl.: sep. 3; carpels 3-6 ovoid. Pet. 0.

Bahr El Ghazal Prov. (Bongo: Gir; Jur: Jur Ghattas).

=BUTOMACEÆ.=

733 =Butomopsis lanceolata= _Kunth._

Marsh herb with milky juice. Leaves radical; pet. up to 10 in.; blade ovate, tapering into pet., up to 4 in. long. Scape longer than leaves, in umbellate ab. 6-flowered cyme; pedicels up to 4 in. long in fruit. Fl. hermaphr.; sep. 3; pet. 3, white, fugacious; sta. 9 or fewer; carpels usually six, follicled in fr.

White Nile Prov. (J. Arashkol & Um Kinein).

=APONOGETONACEÆ.=

734 =Aponogeton subconjugatus= _Schumacher_ & _Thonn._

Submerged water plant. Leaves long-stalked, elongate-oblong, often speckled brown, blade 5-12 in. long. Scape bearing a bifid spike which is ab. 1½ in. long; young flowers enclosed in a glove-finger-like sheath, separating from the base. Fl. hermaphr.; sep. 1-3; sta. 6; carpels 3-5, usually 4.

Mongalla Prov. (Bor).

=A. vallisnerioides= _Baker._

Submerged plant, densely tufted. Leaves sessile, strap-shaped, 3-4 in. long. Spikes simple, dense flowered, sheathed as above.

Bahr El Ghazal Prov. (Jur: Kutshuk Ali’s Zariba & Jur Ghattas; Bongo: Gir & Dumuku).

=POTAMOGETONACEÆ.=

735 =Potamogeton Schweinfurthii= _Arth. Bennett._

Submerged plant; stems ab. 2 ft. long, branched. Lower leaves lin.-lanc., acute, 3-4 in. long, 5-nerved; middle leaves lanc., 11-nerved, ab. 3 in. long; upper leaves floating, lanceolate to lanc.-ovate, 10-13 nerved, 2-3 in. long; pet. 2-3½ in. long; stip. 1-2 in. long. Ped. axillary, 4-6 in. long, base enclosed in a membranous spathe; spike 1-2 in. long, dense. Per. segm. 4, green; anthers 4, sessile; carpels 4, 1-celled; fr. sharply 3-keeled.

Bahr El Ghazal Prov. (main river: Nuer villages, mouth of Bahr El Arab).

=P. javanicus= _Hassk._

Submerged plant; stems slender, branched. Submerged leaves narrow-lin., 2-3 in. long; floating leaves lanceolate, ½ in. or more, long petioled; lower stip. connate, upper free. Ped. axillary; spikes ¼-¾ in. long. Fr. 2-keeled.

White Nile Prov. (Jebelein, Goz Abu Gum’a); Bahr El Jebel (Sudd); Bahr El Ghazal Prov. (Mouth of Bahr El Arab; Niamniam-land: River Rei, Gumango Hill).

=P. crispus= _Linn._

Stem compressed, slender, branched. Leaves all one shape, semi- amplexicaul, obl. or obl.-strap-shaped, undulate, serrulate; stip. small. Ped. in forks of the stem, stoutish; spike large lax-flowered. Fr. obliquely ovoid with long curved beak.

Nubia; Khartoum Prov. (in White Nile); Blue Nile Prov. (Sennar); Kordofan Prov.

=P. pusillus= _Linn._

Stem slender, branched. Leaves all similar, semi-amplexicaul, narrow- lin., acumin. or acute; stip. small, acute. Ped. slender; spike few- flowered, ¼-½ in. long. Fr. semi-oval or obovoid, bluntly 3-keeled.

Darfur Prov. (J. Marra: below Niurnya 5,500 ft.).

=P. lucens= _Linn._

Stem stout, branched. Leaves all submerged, the lower lin.-lanc. to lanc., the lowest sessile, petioled above, the pet. gradually lengthening to ab. 1 in.; upper leaves lanc. to ovate; stip. long, beaked or winged. Ped. 2-9 in. long, stout; spikes ab. 2 in. long, dense. Fr. slightly acumin., slightly convex on ventral and semicircular on dorsal margin.

Bahr El Jebel (2° N.L.).

=NAIADACEÆ.=

736 =Naias graminea= _Del._

Submerged plant; stems up to 2 ft. long, slender, rooting at lower nodes. Leaves sometimes in clusters at the nodes, linear, closely serrate and with an auricled serrate sheath. Infl. monœcious, axillary, male and fem. side by side or fem. only, all without spathes. Male fl. solitary; per. ending above anther in ear-like lobes; anther 1, subsessile; fem. fl. 1-4, consisting of a single ovary, sessile, with 2 stigmas. Fr. lin.-obl.

White Nile Prov. (Um Kinein near J. Arashkol); Bahr El Ghazal Prov. (Jur: Kutshuk Ali’s Zariba).

=N. Schweinfurthii= _Magnus._

Small water plant with spreading branches. Leaves thin, slender, with ab. 12 marginal teeth, ending in a brown spine; sheaths with short, obtuse auricles. Infl. monœcious; male spathe oblong; anther 1-celled. Fem. spathe oval-oblong, produced into a neck round the long style.

Bahr El Ghazal Prov. (Jur: Jur Ghattas).

=N. horrida= _A. Br._

Water plant; stems long, short branched; inter-nodes short. Leaves falcate with spinulose teeth; sheaths rounded, toothed; male flower only with spathe; anther 4-celled.

Fung Prov. (Fazoghli); White Nile Prov. (Goz Abu Gum’a); Bahr El Ghazal Prov. (mouth of Jur River, etc.).

737 =Cymodocea rotundata= _Aschers._ & _Schweinfth._

Submerged marine plant; rhizome thick, creeping; branches short, terminated by narrow-linear leaves with stipular sheaths, denticulate upwards, 9-13 nerved. Infl. monœcious, axillary. Male fl. long peduncled, longer than leaves; per. 0; anthers 2, connate, stipitate. Fem. fl. carpels 2, subovoid, strongly keeled, acute, dentate.

Red Sea Prov. (Suakin & Dongonab).

=C. serrulata= _Aschers._ & _Magnus._

Leaves almost straight, 4-6 in. long and up to ⅓ in. broad; tip entire or denticulate; nerves ab. 7 pairs; sheaths as broad as the blade.

Red Sea Prov. (Suakin & Dongonab).

=C. ciliata= _Ehrenb._

Stem 3-12 in. long, woody, branched, marked with annular scars. Leaves lin.-falcate, 3-6 in. long, ½-⅔ in. broad, tip rounded, ciliate- serrulate.

Red Sea Prov. (Abu Hamir near Dongonab).

=C. isoëtifolia= _Aschers._

Stem short, filiform. Leaves terete, grooved, 3-5 in. long, slender; tip. 3-toothed. Fl. in dichotomous cymes.

Red Sea Prov. (Suakin northwards).

=C. sp.=

Leaves broad-linear; stipular sheaths transparent, chartaceous.

Red Sea Prov. (Dongonab).

=TYPHACEÆ.=

738 =Typha angustata= _Bory_ & _Chaub._ BURDI & DIS—Arab.

Marsh or aquatic herb. Leaves alt., strap-shaped, ⅙-½ in. broad. Flowering stem erect, terminated by a dense, felt-like cylindrical spike, interrupted at or below the middle by a naked space, ¼-1 in. long, the upper spike being male and the lower female. Male fl.: sta. 3; filam. connate; fem. fl. mingled with bracteoles, clavate or spathulate much longer than surrounding hairs.

Nubia; Blue Nile, White Nile & Kordofan Provinces.

=T. angustifolia= _Linn._

Marsh herb, 5-6 ft. high. Leaves linear, ⅓-⅓ in. broad. Male portion of spike longer than and ¼-1½ in. distant from fem. portion of spike. Male fl. with forked, acute, or entire spathulate bracteoles. Fem. fl. with orbicular-spathulate, obovate or obcordate bracteoles about as long as the surrounding hairs.

Red Sea Prov. (24 miles West of Suakin).

The fibrous leaves are used for matting, ropes, baskets and also for paper-making.

=T. australis= _Schum._ & _Thonn._

Leaves linear or strap-shaped, ¼-½ in. broad. Male and fem. portions of spike subequal, contiguous to 1 in. distant. Male bracteoles variously shaped, entire or 2-3 forked. Fem. bracteoles as long as, or slightly longer than hairs and lanceolate-spathulate, sometimes fusiform-clavate, acute or acuminate.

Bahr El Ghazal Prov.; Bahr El Jebel (Sudd).

=ARACEÆ.=

739 =Pistia Stratiotes= _Linn._ EL TŪBBUR (Kordn.)—Arab; KOF—Nuer; PANGBADUPER—Zande. The Water-Lettuce.

Gregarious, floating, stemless, monœcious herb, with tufted root-fibres. Leaves sessile in a rosette forming a cup; nerves radiating from base. Spathe small with spadix adnate to back of its short tube. Male infl. a whorl of 2-8 connate anthers near top of spadix. Fem. fl. of a single ovary, apparently arising from back of the spathe.

Fung Prov. (Fazoghli & Jongol’s Post); White Nile & affluents.

A decoction or infusion of this plant is considered as cooling and demulcent. The leaves are made into poultices for piles. The root is laxative and emollient. The ashes are applied to ring-worm of the scalp. The plant is eaten in time of famine.

740 =Sauromatum nubicum= _Schott._

Herb with depressed globose rootstock; flowers and leaf not appearing together. Leaf solitary, pedatisect: pet. 12-18 in. long, glabrous; segments of blade 7, broadly lanc., acumin., middle segm. longest, ab. 9 in.; veins subparallel uniting into an intramarginal vein. Ped. 2-6 in. long; spathe tube ab. 2 in. long, blackish-purple within, limb 8-10 in. long, spotted; spadix 8-9 in. long, male and fem. spikes ab. 1½ in. apart; neuter organs placed just above fem. spike; terminal appendix of spadix 7-8 in. long, purple-brown.

Fung Prov. (Fazoghli).

741 =Stylochiton near S. gabonicus= _N.E. Br._

Herb with 1 oval, cordate leaf; flowers not seen.

Mongalla Prov. (Maleik).

=S. lancifolius= _Kotschy_ & _Peyr._

Herb; leaves appearing before the flowers, elliptic-oblong or lanc., 3-4 in. long, rounded at base; pet. 2½-4 in. long, appearing out of the ground. Ped. ½-¾ in. long; spathe ab. 2 in. long, tube underground; spadix 1½ in. long. Fem. fl. 5 in a single ring, furnished with an urceolate minute per.; male fl. distant on spadix from fem. fl.; appendix 0.

Bahr El Ghazal Prov. (Jur: River Dimbo, Abu Gurun’s Zariba, River Jur, Jur Ghattas & Kutshuk Ali’s Zariba; Bongo: Lessi River; Niamniam-land: Makporru Hill).

742 =Amorphophallus Schweinfurthii= _N.E. Br._ GANDAH (White Nile)—Arab.

Herb with 1 long-stalked leaf divided into 3 main segments which are again much subdivided, of a diam. up to 2 ft., not appearing with flowers. Ped. 4-6 in. long; spathe dark purple; tube 2 in. long, pale in the throat; limb 4 in. long with a pointed, curved hood. Spadix shorter than spathe with a 2 in. long purple cylindric appendix; male and fem. fl. in denser rings covering 2 in. of spadix; per. 0.

Upper White Nile Prov. (Kaka); Bahr El Ghazal Prov. (Jur: Jur Ghattas; Niamniam-land: Makporru Hill); Bahr El Jebel.

It is said to be eaten as a pot-herb when young.

=A. cf. A. Schweinfurthii= _N.E. Br._

Fung Prov. (Jongol’s Post).

=A. maculatus= _N.E. Br._

Tall herb with 1 palmati-tripartite leaf, with numerous subdivisions, 2½ ft. in diam.; pet. 2½ in. long, spotted olive green; ped. not produced with the leaf, 2 ft. long, spotted; spathe convolute below; tube 5 in. long, spotted grey, hairy inside; limb 8 in. long, ovate, red-veined. Spadix with fem. fl covering 2 in., male fl. 1 in.; appendix 16 in. long, cylindric, violet.

Mongalla Prov. (Sheikh Tombé).

=A. sp.=

Much like above but leaf segments much narrower. Fl. not seen.

Bahr El Ghazal Prov. (Shambé); Mongalla Prov. (Kenissa).

743 =Anchomanes dubius= _Schott._

Herb with solitary pinnati-tripartite, much divided leaf, 2-3 ft. diam., appearing after the flowers, armed on pet. and nerves with prickles; pet. 3-5 ft. long, white spotted. Ped. up to ab. 3 ft. long, prickly, with 1 in. white spots; spathe 6-12 in. long, boat-shaped, convolute at base, pale purple. Spadix sessile, 4-8 in. long, without appendix; fem. part 1 in. long, purple, remainder male. Per. 0.

Bahr El Ghazal Prov. (Jur: Geneina & Jur Ghattas).

744 =Colocasia Antiquorum= _Schott._ KOLOKASS—Arab; MANZI—Zande.

Tuberous rooted herb, with large stoutly petioled, peltate, ovate- cordate, sagittate leaves. Originally introduced from Asia.

Fung Prov.; Kordofan Prov.; Bahr El Ghazal Prov. (Niamniam-land).

Cultivated for its tuber, but all parts are utilised after being well boiled to separate the acrid matter common to most aroids.

745 =Culcasia scandens= _P. Beauv._

Slender climber. Leaves lanc. to elliptic, 3-7 in. long, gland-dotted; pet. 1-3 in. long, sheathing. Ped. 1-4 at ends of branches, up to 3 in. long; spathe ab. 1½ in. long, convolute, hooded. Spadix ab. 2 in. long; fem. part ½ in. long, male 1-1¼ in.; appendix 0; per. 0.

Bahr El Ghazal Prov. (Bongo: River Mokloio near Dukuttu; Jur: Geneina & Jur Ghattas); Mongalla Prov. (Lado: Doka’s).

=HYDROCHARITACEÆ.=

746 =Hydrilla verticillata= _Royle._ =var. brevifolia= _Casp._

Diœcious aquatic herb; stems elongate, branched. Leaves in verticils of 4 ovate or ovate-oblong, dentate, ab. ¼ in. long; lower leaves much shorter than internodes. Male spathe 1-flowered, axillary, solitary; perianth double of 3 segments each, outer ovate, inner linear; sta. 3. Fem. spathe tubular 2-dentate; per. segments 6, narrower than male; ovary exserted beyond the spathe, long-beaked; styles 3.

Bahr El Jebel (2° N.L.).

747 =Lagarosiphon Schweinfurthii= _Casp._

Aquatic herb. Leaves alt., lin.-lanceolate, ½ in. long, minutely toothed. Male spathes many-flowered; per. 2-seriate; sta. 3; staminodes often 2-3. Fem. spathe narrowly oblong, 1-flowered, with 1-3 teeth on either side; styles 3.

Bahr El Ghazal Prov. (Jur & Bongo lands).

=L. cordofanus= _Casp._

Leaves scattered, ½-1 in. long, linear. Male spathe sub-globose, 2-fid, 6-8 flowered. Fem. spathe axillary tubular, 2-fid.

White Nile Prov. (J. Arashkol).

748 =Vallisneria spiralis= _Linn._

Submerged aquatic herb with very short stem and strap-shaped leaves, 4-18 in. long, minutely-toothed. Male spathes axillary on 1-2 in. long stalks, many-flowered; fl. trimerous, detaching themselves when fertile (as also in foregoing genera) and floating to the surface to fertilise the fem. fl. Fem. spathe tubular on long stalk rising to the surface, but withdrawing itself into the mud by spiral contraction after fertilization; stigma 3-lobed, hairy above.

White Nile Prov. (12° 10′ L.N. & Goz Abu Gum’a); Bahr El Ghazal Prov. (main River); Bahr El Jebel.

=V. æthiopica= _Fenzl._

Much like above, but leaves under 3 in. long.

White Nile Prov. (14° 30′ L.N. & J. Nyemati); Fung Prov.

749 =Ottelia alismoides= _Pers._

Aquatic herb with very short stem. Leaves with long 3-angled pet., broadly cordate, 4-6 in. wide, 7-11 nerved Fl. hermaphr., solitary; ped. 6-12 in. long, at length spirally contracted; spathe 3-6 toothed and winged, adnate to ovary; outer per. segm. 3, oblong, ½ in. long, inner segm. 3 petaloid, white, 1 in. long; sta. 6-10; styles 6, bifid; ovary 6-celled.

White Nile Prov. (Tawila); Kordofan Prov.

=O. lancifolia= _A. Rich._

Leaves radical, lanceolate, tapering into the pet., which is subamplexicaul at the base. Spathe bifid; inner per. lobes yellow.

White Nile Prov. (Tawila); Darfur Prov. (J. Marra, Middle Gindi basin, 4,900 ft.); Bahr El Ghazal Prov.

The seeds are pounded into meal by Nuers, and eaten.

=O. ulvæfolia= _Buch._

Leaves attenuate at both ends, 7-nerved, 1½ in. broad. Spathe winged, obtusely 6-angled; inner per. lobes bright yellow, 1 in. long.

White Nile Prov. (Salati); Bahr El Jebel (Sudd).

=O. near O. ulvæfolia= _Buch._

Submerged leaves narrowly linear-oblanceolate, up to 1 ft. long. Spathes 1¾ in. long, smooth. Flowers yellow.

White Nile Prov. (Tawila).

750 =Boottia scabra= _Benth._ & _Hook. f._

Leaves submerged, thin, oblanceolate, 1½-2 ft. long, 2½ in. wide; petiole 1 ft. long, expanded at the base into an amplexicaul base. Spathe 3½ in. long, unisexual, rugose, toothed. Petals yellow or cream coloured.

White Nile Prov.; Bahr El Ghazal Prov.; Bahr El Jebel (Sudd).

=B. abyssinica= _Ridl._

As above, but spathe smooth, and only 2 in. long.

Bahr El Ghazal Prov. (Jur Ghattas & Main River); Mongalla Prov. (Kagulu Khor, Yei River); Bahr El Jebel (Madi).

751 =Thalassia Hemprichii= _Ehrb._

Submerged marine plant. Leaves fascicled at intervals, linear, 6 in. long. Infl. diœcious; male spathes solitary, 2-leaved; per. 3-lobed; sta. 6. Fem. fl. at length stalked; ovary long-beaked. Fruit globose.

Red Sea Prov. (Suakin & Arakea).

752 =Halophila ovata= _Gaud._

Submerged marine herb, just above low-water mark. Leaves 2 from each node, ovate, 1 in. long; pet. 1 in. long. Male fl. solitary; per. 3-lobed; sta. 3. Fem. fl. sessile in the spathe; per. segm. 3, minute; styles 3; ovary beaked.

Red Sea Prov. (Suakin).

=H. stipulacea= _Aschers._

Leaves linear, 2 in. long; pet. ¼ in. Much as above.

Red Sea Prov. (Dongonab).

=LEMNACEÆ.=

753 =Lemna polyrhiza= _Linn._

Duckweed, the floating front bearing several roots.

Bahr El Ghazal Prov. (Meshra El Rek).

It has been suggested that this plant might be utilised in anti-mosquito work, as pools covered with it never contain larvae of the Culicidae.

=L. paucicostata= _Hegelmeier._

The floating frond nearly ⅓ in. long, bearing 1 root.

Fung Prov. (Jongol’s Post); White Nile Prov. (J. Nyemati); Kordofan Prov. (Fula Habsha); Darfur Prov. (J. Marra: Abwo stream 8,200 ft.); Bahr El Ghazal Prov. (Jur: Kutshuk Ali’s Zariba); Mouth of Bahr El Jebel.

=L. æquinoctialis= _Welw._

Floating frond minute with a keel above, bearing 1 root.

Bahr El Ghazal Prov. (Niamniam-land: Makporru Hill & Nganye near the River Ibba).

754 =Wolffia Delilii= _Schleid._

Duckweed; frond minute, rootless.

Kordofan Prov. (Bara); Darfur Prov. (Suruj District: J. Barkin).

=LILIACEÆ.=

755 =Smilax kraussiana= _Meisn._

Climbing shrub with prickly stem. Leaves oblong or orbicular, 5-6 in. long with 3 basal nerves and 2 stipular tendrils from base of petiole. Infl. diœcious in short-peduncled, many-flowered axillary umbels. Per. segm. 6; male fl.: sta. 6; filam. short; fem. fl.: staminodes 6 or fewer; ovary 3-celled, superior as in all this Order. Berry size of a pea.

Bahr El Ghazal Prov. (Niamniam-land: River Buddu); Mongalla Prov. (Yei River).

756 =Asparagus Pauli-Guilelmi= _Solms._ DALADE & DILEH—Golo.

Erect undershr., 4-5 ft. high. Leaves minute, scale-like, with a hooked prickle at the bases, bearing in their axils 1-5 narrow, linear pointed leaf-like branchlets (cladodes), ¼ in. long. Fl. axillary solitary or paired; per. white, minute, 6-partite; sta. 6; style short, stigmas 3; berry size of a pea.

Nubia; Kordofan Prov. (Agari); Upper White Nile Prov. (Renk); Bahr El Ghazal Prov. (Jur: Jur Ghattas, Jur River & Wau, Dinka country, Ghabat El Arab, Rek District); Bahr El Jebel.

=A. Schweinfurthii= _Baker._

Prickly shrub. Cladodes in fascicles of 3-6, ¾-1¼ in. long. Fl. in axillary pairs.

Kassala Prov. (Gallabat: on the banks of the River Gendua).

=A. asiaticus= _Linn._

Prickly climbing shrub. Cladodes 6-15 in a cluster, ½ in. long, stout. Fl. several in axillary clusters.

Nubia; Red Sea Prov. (Erkowit); Darfur Prov. (Kulme 3,600 ft.).

=A. africanus= _Lam._ DAHUAB—Hadendowa; UM MUSHBUT & MESHEIT (Meshra El Zeraf)—Arab; GAGALI—Bari; BUT—Dinka; TIANKA—Burun.

Tall, prickly shrub. Cladodes densely fascicled, stout, ½-1 in. long. Fl. umbellate from sides and tips of branchlets.

Red Sea Prov. (Erkowit); Fung Prov. (Jongol’s Post); Kordofan Prov. (Mulbeis); Darfur Prov. (J. Murra: Niurnya 6,500 ft.); Upper White Nile Prov. (Meshra El Zeraf to mouth of Sobat River); Bahr El Ghazal Prov. (Meshra El Rek, Jur Ghattas); Bahr El Jebel.

=A. racemosus= _Willd._ DAYOK (Fung) & BEKHEISET—Arab; CHII—Golo; BARAKURI—Zande.

Rambling and scandent, prickly undershr. Cladodes 2-6 in a cluster, ½-¾ in. long. Racemes solitary or fascicled, 1-2 in. long.

Red Sea Prov. (Port Sudan, Suakin: 19° 30′ N.L.); Fung Prov. Sherif; Kordofan Prov.; Sobat River; Bahr El Ghazal Prov.; Bahr El Jebel.

The fruit is eaten by the Golos. The root is used as a demulcent, diuretic, anti-dysenteric, etc., also as a demulcent in veterinary medicine.

757 =Sanseviera Ehrenbergii= _Schweinfth._ TUMBAT—Hadendowa.

Perennial, somewhat aloe-like herb. Leaves 12-15 distichous, basal, thick, striated, up to 5-6 ft. long. Infl. a panicle, 5-6 ft. long, with peduncle; per. tubular with 6 linear lobes, white tinged with red, ½-¾ in. long, lobes longer than tube; sta. 6, as long as the lobes, anthers versatile; style filiform.

Nubia (between Atbara & the Red Sea); Red Sea Prov. (Khor Ashat & Wadi Qossir near Suakin).

=S. nilotica= _Baker._

Leaves 3 ft. long, flat, mottled, 1½ in. broad. Raceme lax, bearing clusters of 3-9 white, tinged with green, flowers; per. ¾-1 in. long, lobes longer than tube.

Fung Prov. (Jongol’s Post); Bahr El Ghazal Prov. (Mittu: Mvolo).

=S. abyssinica= _N.E. Brown._ BASSAL EL WADI (Kassala), ZA’AF EL FIL, Upper White Nile Prov. (Meshra El Zeraf), UM KUSM (Kordofan), KHAZAN (Baggara)—Arab; RRUK (J. Daier), GILLIA (J. El Amira), NALIAK (J. Eliri)—Nuba; TOI or TOIRO—Jur; TAR—Dinka (Bahr El Ghazal); BARANGA—Zande.

Leaves 2 ft. long or more, lanceolate, acute, rugose. Raceme up to 2½ ft. long; clusters 4-5 flowered. Flowers not described.

Fung Prov.; Upper White Nile Prov.; Nuba Mts. Prov.; Bahr El Ghazal Prov. (Jur: Zeriba Agad, Jur Ghattas); Bahr El Jebel.

Used as a source of fibre, in Bongo-land the women make kilts of the fibre which resemble horse tails.

758 =Aloe Schweinfurthii= _Baker._

Fleshy plant. Leaves rosulate, ensiform, 18 in. long, 2 in. broad at base, margined with deltoid spines. Peduncle stout, compressed, branched, 2 ft. long, bearing racemes 6-9 in. long; per. pale-red, up to 1 in. long; tube short; segm. 6; sta. 6. Fr. oblong, 3-angled, 3-valved.

Bahr El Ghazal Prov. (Niamniam-land).

=A. commutata= _Todaro._

Acaulescent. Leaves rosulate, oblong, lanceolate, 10-12 in. long, spotted white; marginal teeth large. Ped. branched, 2-3 ft. long; racemes 3-6 in. long; per. bright-red, 1½ in. long, constricted above the ovary.

Darfur Prov. (J. Marra, 6,000 ft.).

=A. abyssinica= _Lam._ KALANDO—Hadendowa.

Stem short. Leaves rosulate ensiform, 2 ft. long, spotted when young; marginal teeth large. Ped. branched, 2 ft. long; racemes dense, 3-4 in. long; per. yellow, 1 in. long.

Red Sea Prov. (Sinkat, Wadi Sarrawib, Erkowit, J. Sihaba).

=A. crassipes= _Baker._

Leaves ensiform, 1 ft. long and under 1 in. broad; teeth large, rather hooked. Ped. stout, 18 in. long; raceme 6 in. long with 2 short branches at base; per. 1¼ in. long, constricted above the ovary.

Nubia (between Suakin & Berber at Kishi).

=A. sp.= NARURA (J. Eliri)—Nuba.

Leaves 1 ft. long, gradually tapered upwards, repand-dentate, about 2 in. broad near the base. Fruiting panicle about 1 ft. long. Fruits ellipsoid, 1 in. long.

Nuba Mts. Prov, (J. Eliri to El Amira).

759 =Dracæna Ombet= _Kotschy_ & _Peyr._ BATT—Hadendowa.

Many times branched, palm-like tree, 8 ft. or over, bearing dense clusters of ensiform leaves, 2 ft. long at ends of branches. Infl. panicled, 1 ft. or more long; fl. white, ¼ in. long; per. segm. 6; sta. 6; fr. a 3-celled berry.

Nubia; Red Sea Prov. (Erkowit, Khor Ashat, Anguab mountain, west of Suakin).

=D. elliptica= _Thunb._ & _Dalm._

Shrub with much-branched, slender woody stems. Leaves oblong, 5-6 in. long; pet. short, channelled. Infl. panicled; per. whitish, ½ in. long; segm. 6; sta. 6; berry 3-lobed, 3-seeded.

Mongalla Prov. (Yei River: Kagiko).

760 =Asphodelus fistulosus= _Linn._ =var. tenuifolius= _Baker._

Herb with rosette of radical, hollow, pointed leaves, 6-9 in. long. Ped. shorter than leaves; infl. panicled; racemes lax, pedicels jointed at middle; per. white, ⅓ in. long; segm. 6, keeled with brown, spreading from a short tube; sta. 6; anthers versatile; fr. globose, ⅛ in. diam.

Red Sea Prov. (21° N.L.); Berber Prov. (Abu Hashim).

The seeds are officinal and are said to be diuretic.

761 =Bulbine asphodeloides= _Roem._ & _Schult._

Tuberous acaulescent herb. Leaves 10-20 in dense basal rosette, 6-18 in. long. Ped. shorter than leaves; raceme 3-6 in. long; pedicels solitary, jointed at top; per. bright yellow, ⅓ in. long, segm. 6, divided to base; sta. 6; filam. densely bearded; anthers versatile; caps. 3-angled, ⅓ in. long.

Fung Prov. (Jongol’s Post); Bahr El Ghazal Prov. (Jur: Abu Gurun’s Zariba).

762 =Eriospermum abyssinicum= _Baker._

Tuberous herb. Leaf solitary, lanceolate, 5-6 in. long, appearing after flowers. Ped. wiry, 3-6 in. long; racemes lax, 6-8 in. long; pedicels jointed at apex; per. segm. 6, separate, white, keeled brown, ¼ in. long; sta. 6, unequal, shorter than per.; caps. ¼ in. long with 3 obovate, reflexing valves.

Kassala Prov. (Gallabat: banks of the River Gendua); Bahr El Ghazal Prov. (Jur: Jur Ghattas & Zariba Kutshok Ali); Mongalla Prov. (Lado District: Doka’s).

763 =Acrospira sp.?=

Anthers basi-fixed, twisting up spirally.

Darfur Prov. (Kulme 3,600 ft.).

764 =Anthericum monophyllum= _Baker._

Herb with tuber crowned with bristles; stem slender, angled, ½ in. long. Leaf solitary, lanceolate, 6-9 in. long, with a clasping base from the middle, enclosed by a sheath. Raceme simple 1-3 in. long; pedicels solitary, ¼ in. long, jointed at the middle; per. ½ in. long, white; segm. 6, free, as all in this genus, with a brown, 3-nerved keel; sta. 6; anthers basifixed, as all in the genus, as long as filam.; caps. 3-angled, shallowly lobed, also as others in this genus; seeds angular.

Bahr El Ghazal Prov. (Jur: Jur Ghattas).

=A. triphyllum= _Baker._

Rootstock tuberous; fibres wiry. Leaves ab. 3, with long sheathing base and lanceolate blade, 4-6 in. long and ab. ½ in. broad, with raised veins and thickened margins. Ped. slender, pubescent, grooved, 6-8 in. long; raceme 3-4 in. long; pedicels short, articulated, lower geminate; bracts lanceolate, up to ¾ in. long. Per. ¼ in. long; segm. separate, white with 3 brown ribs.

Bahr El Ghazal Prov. (Jur: by the River Jur).

=A. cf. A. triphyllum= _Baker._

Fung Prov. (Jongol’s Post).

=A. superpositum= _Baker._

Rootstock and root-leaves not known. Ped. 24-30 in. long, bearing 3-4 sessile, oblong leaves 3-6 in. long. Racemes 1-3, lax, 2-3 in. long; pedicels short, articulated at middle, lower 3-4-nate; per. ⅙ in. long; segm. linear, white, with a green keel; sta. nearly as long as per., anthers small; caps. ⅙ in. diam.

Bahr El Ghazal Prov. (Niamniam-land: River Ibba).

=A. triflorum= _Ait._ BERĪD (Meshra El Zeraf)—Arab.

Rootstock fibrous, not tuberous; neck crowned by a dense ring of bristles. Leaves linear, 1 ft. or more long. Ped. 12-18 in. long, angled; raceme dense, 3-6 in. long; pedicels 1-4-nate, jointed in middle; per. ab. ½ in. long; segm. lanceolate, 5-7 nerved, white with red-brown keel; sta. ¼ in. long; filam. scabrous. Caps. oblong.

Kordofan Prov.; Upper White Nile Prov. (Meshra El Zeraf); Bahr El Ghazal Prov. (Jur: Jur Ghattas, Bongo: Lessi River); Mongalla Prov. (Bor & Mongalla).

Said to be poisonous to cattle.

=A. near A. usseramense= _Baker._

Leaves several, basal, ensiform. Ped. long, flattened; pedicels short, articulated at middle, lower geminate; racemes panicled; per. greenish- white, ¼ in. long.

Fung Prov. (Jongol’s Post).

765 =Chlorophytum macrophyllum= _Aschers._

Herb, not tuberous; root fibres long. Leaves 4-5 to a stem; blade membranous, lanceolate, 12-18 in. long, narrowed at both ends; pet. 6-12 in. long, channelled. Ped. 6-12 in. long; raceme simple or branched at base, 6-8 in. long; pedicels articulated, ab. ⅓ in. long, the lower fascicled; lower bracts ab. 1 in. long. Per. white, ⅓ in. long, segm. 6, free, with a 3-5 nerved brown keel; sta. 6, shorter than per., filam. and anthers ⅛ in. long resp.; caps. ⅓ in. long and as others in this genus deeply 3-lobed and seeds flat.

Kassala Prov. (Gallabat: banks of the River Gendua); Bahr El Ghazal Prov. (Jur Ghattas).

=C. blepharophyllum= _Schweinfth._

Root crowned with dense bristles. Leaves ab. 4 sheathing base of stem, lowest small, others oblong-lanceolate, 4-8 in. long. Ped. slender, shorter than leaves; rac. dense, 2-3 in. long, simple or forked at base; pedicels short, articulated, lowest 2-3-nate. Per. dark-green, ⅓ in. long; segm. linear with 5-nerved keel. Caps. deeply emarginate, ⅓ in. long.

Kassala Prov. (Gallabat: Matamma).

=C. pusillum= _Schweinfth._

Tuberous herb. Leaves ab. 4, basal, oblong, 4-5 in. long, sessile, crisped at margin. Rac. dense, simple, 1-2 in. long, sessile in centre of rosette of leaves; pedicels short, articulated, clustered. Per. ⅙ in. long, white; segm. with a greenish-brown keel. Caps. globose, ¼ in. diam.

=C. Schweinfurthii= _Baker._

Leaves 5-6 to a stem, oblong-lanceolate, not distinctly petiolate, 12-15 in. long, 2 in. broad. Ped. 2-3 in. long; rac. 2-3 in. long, dense, simple or branched at base; pedicels short, articulated at middle, lower 2-3-nate. Per. ¼ in. long, greenish. Caps. ⅙ in. long, ¼ in. diam.

Bahr El Ghazal Prov. (Jur: Jur Ghattas).

=C. gallabatense= _Schweinfth._

Rootstock horizontal. Leaves 6-8 to a stem, thin, lanceolate, narrowly clasping, 12-18 in. long. Ped. slender, 1 ft. long; rac. many, ascending, the end one 6-9 in. long; pedic. short, articulated at middle, lower 2-3-nate. Per. dull greenish-white, ⅙ in. long. Caps. ¼ in. diam.

Kassala Prov. (Gallabat: Matamma); Bahr El Ghazal Prov. (Jur: Jur Ghattas).

=C. ciliatum= _Baker._

Neck of rootstock crowned with a ring of bristles. Leaves 3-4, with sheathing base and lanceolate blade, 4-6 in. long, ciliated on margin. Ped. slender, up to as long as leaves; racemes usually simple, dense upwards, ab. 3 in. long, lower 3-4-nate, ab. ⅓ in. long. Per. ¼ in. long. Caps. ⅓ in. long.

Bahr El Ghazal Prov. (Jur: Kutshuk Ali).

=C. tenuifolium= _Baker._

Leaves 5-6 to a stem, linear, 12-18 long, ⅓-½ in. broad, narrowed to base. Ped. long, slender; rac. lax, cylindric, up to 6-9 in. long; pedicels solitary ab. ⅓ in. long, articulated below the middle. Per. ⅓ in. long, segm. linear, white with a green keel; anthers small; caps. subglobose, emarginate, ⅓ in. long.

Mongalla Prov.

=C. andongense= _Baker._

Tall herb. Leaves up to 2 ft. long, oblanceolate. Ped. up to 3 ft. long, bearing a lax panicle of many ascending racemes 1-2 ft. long; pedicels articulated at middle, lower 5-6-nate, finally 1 in. long. Per. ab. ½ in. long, brownish-green or white with 3-nerved green keel. Caps. oblong, ⅓-½ in. long.

Bahr El Ghazal Prov. (Jur, Jur Ghattas); Bahr El Jebel (Mongalla Prov.: Bor).

=C. longifolium= _Schweinfth._

Rootstock horizontal, crowned with bristles. Leaves ab. 6 to a stem, firm, linear, 12-18 in. long, ½-¾ in. broad, ciliate on margin. Ped. 12-18 in. long; rac. simple, 3-5 in. long, dense; pedicels very short, lower 2-3-nate. Per ⅓ in. long, segm. lanceolate; anthers small. Caps. deeply emarginate ¼-⅓ in. long.

Kassala Prov. (Gallabat: Matamma).

=C. micranthum= _Baker._

Neck of root crowned with a dense ring of fibres. Produced leaves firm, linear, 4-6 in. long, ¼ in. broad. Ped. slender, as long as leaves; rac. lax, simple or forked, at length 6-8 in. long; pedicels very short, artic. at middle, lower 3-4-nate. Per. greenish-white, ⅛ in. long; segm. linear laxly 3-nerved; anthers minute. Caps. ⅙ in diam.

Bahr El Ghazal Prov. (Jur: Kutshuk Ali’s Zariba).

=C. tuberosum= _Baker._ SHANDAHA or SHANDAHAT & ASLANGA—Arab.

Root fibres bearing tubers at end; rootstock crowned with a dense ring of bristles. Leaves 6-10, firm, lanceolate, base sheathing the stem, 3-12 in. long, ciliated at margin. Rac. 5-6 in. long, including ped., often forked near the base; fl. fairly dense on rachis, white; pedic. short, artic. below middle, lower 2-3-nate. Per. ½ in. and more long; segm. oblong, obscurely 7-nerved; filam. ⅙-¼ in. long; anthers ab. same length, linear, curling after dehiscence. Caps. obovoid, ⅓ in. long.

Kassala Prov. (Gallabat: Matamma); Blue Nile Prov. (Abu Haraz & Dinder River); Fung Prov. (Jongol’s Post); White Nile Prov. (southwards from Hillet Abbas); Darfur Prov.; Bahr El Jebel.

Edible.

=C. polystachyum= _Baker._

Neck of rootstock crowned with a few bristles. Produced leaves ab. 6 to a stem, linear, ab. 1 ft. long, ¼-⅓ in. broad. Ped. as long as leaves; rac. several, panicled, lax, the lower forked; pedic. ⅙-¼ in. long, artic. at middle, lower 3-4-nate; per. campanulate, ⅛ in. long; segm. green with white margin; anthers minute.

Bahr El Ghazal Prov. (Jur: Jur Ghattas).

=C. breviscapum= _Dalz._

Rootstock erect, not bristly. Leaves linear-lanceolate, up to 9 in. long and 1¼ in. broad. Racemes longer than the leaves; bracts lanceolate, acuminate, about ½ in. long, ciliolate.

Bahr El Ghazal Prov. (Shambe).

=C. Tinneæ= _Baker._

Root leaves not known. Ped. very slender 6-12 in. long, bearing several linear reduced leaves. Rac. very lax 6 in. long; pedic. very short, lower 2-3-nate. Per. 1/5 in. long; segm. oblong with 3-nerved keel; sta. rather shorter than per.; anthers linear, twice as long as filam.; ovules 12 in a cell.

Bahr El Ghazal Prov. (Jur).

=C. spp.=

Bahr El Ghazal Prov. (near Wau); Mongalla Prov. (Lado: Doka’s, & Kagulu).

766 =Dasystachys aurea= _Baker._

Herb; leaves 5-6 to a stem, erect, glabrous, linear, 24-30 in. long, 1 in. broad at middle, base sheathing, margins obscurely ciliated. Ped. erect, 3 ft. long, bearing a few reduced leaves, pubescent. Raceme subspicate, 6-12 in. long; lower bracts large, lanceolate; fl. at first clothed with golden pubescence. Per. ¼ in. long; segm. 6, oblong, white with red-brown keel; sta. 6, as long as per.; anthers longer than filam.; style much exserted. Caps. deeply 3-lobed; seeds flat.

Bahr El Ghazal Prov. (Jur: Kutshuk Ali’s Zariba, Niamniam-land: Hu River).

767 =Allium (Molium) spathaceum= _Steud._