CONTENTS. 



Paob 



SECTION I. INTRODUCTORY , . . . 9 



SKCTION II. FLAX AS A PAT TERN PLANT 11 



Growtli from the Seed, Organs of Vegetation 11 



Blossoming, Flower, &c 14 



SECTION IIL MORPHOLOGY OF SEEDLINGS 15 



Germinating Maples 15 



Cotyledons thickened, hypogaeons in germination 18 



Store of Food external to the Embryo 20 



Cotyledons as to number 22 



Dicotyledonous and Polycotyledonous 28 



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 



Ejuimoration 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 .... 30 



Duration : Annuals, Biennials, Perennials 37 



SECTION VL STEMS 38 



Those above Ground : kinds and modifications 39 



Subterranean Stems and I'.r.iiiclies 42 



Rootstock, 42. Tuber, 44. ("orm, 45 Bulb and Bulblets . . 40 



Consolidated Vegetation 47 



SECTION VII. LEAVES 49 



§ 1. Leaves as Foliage 49 



Parts and Venation 50 



Forms as to general outline 52 



As to apex and particular outline 53 



