MANUAL 
OF 
BRITISH BOTANY. 
I. VASCULAR PLANTS. 
Substance composed of cellular tissue, woody fibre and 
spiral vessels. Epidermis -with stomata. Embryo with 
cotyledons. 
Class I. DICOTYLEDONES or EXOGENiE. 
Stems formed of bark wood and pith. The wood fur- 
nished with medullary rays and increasing by the addition 
of concentric layers externally. Leaves mostly with reti- 
culated veins. Cotyledons 2 or more, opposite or whorled. 
Subclass I. THALAMIFLOM. 
Petals distinct, and as well as the stamens hypogynous. 
Order I. RANUNCULACE^E. 
Sep. 3, 5 or 6. Pet. 5 or more, rarely 0. Stam. indefinite : 
anth. adnate, opening longitudinally. Carp, numerous, distinct, 
or united into a single pistil. Seeds erect or pendulous. 
* Anthers extrorse. 
Tribe I. CLEM A TIDEJE. Fruit 1 -seeded with a feathery awn. 
Seed pendulous. ./Estivation valvate or induplicate. Leaves 
opposite. 
1. Clematis. Cal. of 4 or S sepals. Pet. 0. Carp, not burst- 
ing, awned. 
B 
