XIV 
CONTENTS 
Pages 
LEAF COLOR. — Variations in color 127 
LEAF SURFACE. — Glabrous; glaucous; pellucid-punctate; scabrous; 
pubescent; villose; sericious; hispid; tomentose; spinose; rugose; 
verrucose 127 
DURATION OF LEAVES. — Persistent or evergreen; deciduous; cadu- 
cous; fugacious 127 
GROS S STRUCTURE AND HISTOLOGY OF THE LEAF PETIOLE. 
— In Monocotyledons. In Dicotyledons. Pulvinus. Periclad- 
ium 127-129 
STIPULES. — Definition; lateral; free-lateral; lateral-adnate; lateral- 
connate; lateral interpetiolar. Axillary; ochrea. Modified 
Stipules 1 29-130 
THE LAMINA. — Definition. Mode of Development of the Lamina 
of Leaves: Dorsoventral; convergent; centric; bifacial; reversed; 
ob-dorsoventral. A. Dorsoventral: (a) Dorsoventral Umbro- 
phytic; ( b ) Dorsoventral Mesophytic; (c) Dorsoventral Xero- 
phytic; (d) Dorsoventral Hydrophytic. Gross Structure and 
Histology of Different Types of Dorsoventral Leaf Blades. 
Gross Structure and Histology of the following types: B. 
Convergent; C. Centric; D. Bifacial 130-^34 
STRUCTURE AND DEVELOPMENT OF STOMATA 134-136 
HISTOLOGIC DIFFERENCES BETWEEN LEAVES OF DICOTY- 
LEDONS AND MONOCOTYLEDONS 136 
INFLORESCENCE. — Definition; Parts of Inflorescences; Determinate; 
Indeterminate; Mixed Forms of Indeterminate and Determi- 
nate Inflorescences 136-140 
PR.EFLORATION.- — Convolute; involute; revolute; plicate; imbricate; 
valvate; vexillary; contorted 140-141 
THE FLOWER. — Definition; floral parts; essential organs; complete; 
perfect; hermaphrodite; regular; symmetrical; imperfect; 
double; staminate; pistillate; neutral; connation; adnation . .141-143 
THE RECEPTACLE, TORUS OR THALAMUS.— Definition; varia- 
tions in structure; anthophore; gonophore; gynophore; carpo- 
phore 143 
THE PERIGONE. — Definition; dichlamydeous; monochlamydeous . . 143 
THE CALYX. — Definition; parts; physical characteristics; connation; 
kinds and forms; persistence; adnation; sepaline spurs; sepaline 
stipules; sepaline position 143-T45 
