Chapter XXIV

THE RECOGNITION OF SOIL CHARACTER FROM THE NATIVE
VEGETATION; MISSISSIPPI, 487.—Climatic and Soil Conditions,
487.—Natural Vegetation the Basis of Land Values in the
United States, 488.—Investigation of Causes Governing
Distribution of Native Vegetation, 488.—Investigations
in Mississippi, 489.—Vegetative Belts in Northern
Mississippi, 490.—Sketch Map of Same, with Tabulation of
Lime Content and Native Vegetation, 490.—Lime Apparently a
Governing Factor, 492.—Soil Belts in Southern Mississippi,
493.—Vegetative and Soil Features of Coast Belts. Diagram,
495.—Table of Plant-Food percentages and Native Growth,
496.—Definition of Calcareous Soils, 496.—_Differences in
the Form and Development of Trees_, 498.—Forms of the Post
Oak. Figures, 498.—Forms of the Black Jack Oak. Figures,
500.—Characteristic Forms of other Oaks, 502.—Sturdy Growth
on Calcareous Lands, 502.—Growth of Cotton, 503.—Lime
Favors Fruiting, and compact Growth, 504.—Physical vs.
Chemical Causes of Vegetative Features, 505.—Lowland Tree
Growth, 506.—Contrast between “First” and “Second” Bottoms,
506.—Tree Growth of the First Bottoms. The Cypress,
507.—Figures of Swamp and Upland Cypress, 508.—Other
Lowland Trees, 509.—General Forecasts of Soil Quality in
Forest Lands, 509.

CHAPTER XXV.
RECOGNITION OF THE CHARACTER OF SOILS FROM THEIR NATIVE
VEGETATION. UNITED STATES AT LARGE, EUROPE, 511.—Forest
Growths outside of Mississippi; Alabama, Louisiana, Western
Tennessee, and Western Kentucky, 511.—North Central States
East of the Mississippi River, 513.—Upland and Lowland
Vegetation in the Arid and Humid Region, 515.—Forms of
Deciduous Trees in the Arid Region, 516.—Tall Growth of
Conifers, 517.—Herbaceous Plants as Soil Indicators,
517.—Leguminous Plants Usually Indicate Rich or Calcareous
Lands, 518.—European Observations and Views on Plant
Distribution and its Controlling Causes, 519.—Composition
of Pine Ashes on Calcareous and Non-calcareous Lands.
Table, 520.—Calciphile, Calcifuge, and Indifferent Plants,
521.—Silicophile _vs._ Calciphile Flora, 523.—What is a
Calcareous Soil? 524.—Predominance of Calcareous Formations
in Europe, 525.