2 RANUNCULACEE. (CROWFOOT FAMILY.) 
Orver I. RANUNCULACEZJE. (Cnowroor FAuiLY.) 
Herbs or climbing shrubs, with a watery acrid juice. Leaves com- 
monly divided, their petioles dilated at the base, without stipules. 
Flowers regular or irregular. Sepals 3 —15, distinct, often colored. 
Petals 5-15, deciduous, often wanting. Stamens hypogynous, indefi- 
nite. Ovaries distinct, numerous, rarely few or solitary, 1-celled, 1— 
many-ovuled. Fruit dry or baccate. Embryo minute at the base of 
fleshy or horny albumen. 
Synopsis of the Genera. 
Teme I. CLEMATIDEZE. Sepals valvate in the bud, colored. Petals stamen-like 
or none. Style elongated, persistent. Fruit an achenium.—Chiefly vines. Leaves 
opposite. 
1, ATRAGENE. Petals small and stamen-like. 
2. CLEMATIS. Petals none. : 
Tanz IL. ANEMONEZJE. Sepals imbricated in the bud, colored.  Petals none. 
Ovules solitary. Fruit an achenium.— Herbs. Floral leaves often whorled, forming 
an involucre. ; 
3. ANEMONE. Involucre leaf-like and distant from the long-peduncled flowers. 
4. HEPATICA. Involucre calyx-like and close to the flower. 
5. THALICTRUM. Flowers panicled and without an involucre 
ribbed or inflated. Leaves compound. : 
6. TRAUTVETTERIA. Flowers corymbed. Involucre none. Achenia 4-angled. Seed erect. 
Leaves simple, lobed. 
TREE III. RANUNCULEX. Sepals imbricated in the bud, mostly herbaceous. 
Petals manifest. _Ovules solitary. Fruit an achenium.— Herbs. Leaves alternate. 
8. RANUNCULUS. Sepals spurless. Achenia capitate. Stems leafy. 
Tree IV. HELLEBORINEJE. Sepals imbricated 
various forms, or none. Fruit a 1- many-seeded follicle, Leaves alternate. 
9. CALTHA. Petals none. Follicle many-seeded. Sepals yellow. Leaves simple. 
10. ISOPYRUM. Petals none. Follicle few-seeded. Sepals white. Leaves compound, 
11. AQUILEGIA. Sepals 5, regular. Petals 5, spur-shaped, hollow. Follicle many-seeded. 
Leaves compound. _ 
12. DELPHINIUM. Sepals 5, irregular ; the outer one spurred. Petals 4, small ; two of them 
spurred, the others stalked. Follicle many-seeded. Leaves lobed. 
13. ACONITUM. Sepals 5. irregular; the outer one large, hooded, and enclosing two long- 
stalked, hooked petals; the other petals stamen-like or wanting. Follicle many-seeded. 
Leaves lobed. : 
14. ZANTHORHIZA. Flowers regular. Sepals and petals 5; the latter 2-lobed. Follicle 
. 1-2-seeded. Shrubby. Leaves compound. : 
Teme V. CEMICIFUGEJE. Sepals imbricated in the bud, colored. Petals small and 
flat, or none. Fruit a follicle or berry. — Herbs, Leaves alternate, DEAS 
15. HYDRASTIS. Petals none. Ovaries numerous, forming a head of 1~2-seeded berries. 
Stems l-füowered. Leaves simple, lobed. — E E hea cee 
16. ACT/EA. Petals 4-8, entire. Ovary solitary, forming a many-seeded berry. Flowersin —— 
(except in No. 1). Achenia 
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