14

SECTION III. MORPHOLOGY OF SEEDLINGS 15

Germinating Maples 15
Cotyledons thickened, hypogaeous in germination 18
Store of Food external to the Embryo 20
Cotyledons as to number 22
Dicotyledonous and Polycotyledonous 23
Monocotyledonous 24
Simple-stemmed Plants 26

SECTION IV. GROWTH FROM BUDS; BRANCHING 27

Buds, situation and kinds 27
Vigorous vegetation from strong Buds 28
Arrangement of Branches 29
Non-developed, Latent, and Accessory Buds 30
Enumeration of kinds of Buds 31
Definite and Indefinite growth; Deliquescent and Excurrent 31

SECTION V. ROOTS 33

Primary and Secondary. Contrast between Stem and Root 34
Fibrous and Fleshy Roots; names of kinds 34
Anomalous Roots. Epiphytic and Parasitic Plants 36
Duration: Annuals, Biennials, Perennials 37

SECTION VI. STEMS 38

Those above Ground: kinds and modifications 39
Subterranean Stems and Branches 42
Rootstock 42
Tuber 44
Corm 45
Bulb and Bulblets 46
Consolidated Vegetation 47

SECTION VII. LEAVES 49

Sec. 1. LEAVES AS FOLIAGE 49

Parts and Venation 50
Forms as to general outline 52
As to apex and particular outline 53
As to lobing or division