MANUAL 
OF 
BRITISH BOTANY. 
I. FLOWERING PLANTS. 
Substance composed of cellular tissue, woody fibre and 
spiral vessels. Epidermis wdth stomata. Embryo with 
cotyledons. 
Class I. DICOTYLEDONES. 
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. EXOGENS. 
Plants with an ovary, style and stigma. Seeds inclosed 
in a seed-vessel. 
Subdivision I. THALAMIFLORiE. 
Petals distinct (rarely 0), and as well as the stamens hypo- 
gynous. 
Order I. RANUNCULACEdE. 
Sep. 3 — 6. Pet. 5 or more, rarely 0. Stam. indefinite : anth. 
adnate, opening longitudinally. Carp, numerous, distinct, or 
rarely united into a single pistil. Seeds erect or pendulous. 
B 
