82 FOUNDATIONS OF BOTANY 
XI. ANEMONELLA, Spach. 
Small, perennial herbs. Leaves compound, smooth, those 
from the root long-petioled, those of the stem sessile. Flowers 
in a terminal umbel, slender-pediceled. Sepals petal-like. 
Petals none. Pistils 4-15; stigmas sessile, truncate.* 
1. A.thalictroides, Spach. Ruz ANemMoneE. Stem slender, 6-10 in. 
high, from a cluster of tuberous roots. Radical leaves long-petioled, 
twice compound in threes, leaflets oval, heart-shaped, 3-5-lobed. 
Stem-leaves 2-3 compound in threes whorled, the long-stalked leaf- 
lets veiny, forming an involucre of 6-9 apparently simple leaves. 
Flowers 3-6 in an umbel, }—2 in. wide; sepals 6-10, white. In rich 
woods.* 
XII. CLEMATIS, L. 
Perennial herbs or slightly woody vines, usually climbing 
by the leaf-stalks. Leaves opposite, simple, or compound. 
Sepals 4, petal-like. Petals very small or wanting. Pistils 
numerous, tipped by the persistent styles which often become 
long and plumose in fruit.* 
1. C. crispa, L. Marsn Crematis. Stem climbing, a little 
woody below, slightly downy above, 3-5 ft. high. Leaves pinnately 
compound; leaflets 5-7, varying from lanceolate to ovate, thin, 
entire, or 3—5-lobed. Flowers showy, perfect, solitary, on long, axil- 
lary peduncles. Sepals lanceolate, taper-pointed, thick, wavy on the 
margins, twice the length of the stamens, light bluish-purple, 1-14 
in. in length. Tails of the ripened akenes 1 in. long, silky. Rich 
woods and river banks S.* 
2. C. viorna, L. LeatHer Fiower. Stem climbing, nearly 
smooth, 6-10 ft. long. Leaves usually pinnately compound, the 
lowest pair often compound in threes and the upper pair simple. 
Leaflets usually 5-7, oblong-ovate or oval, acute, firm, entire, or 
lobed. Calyx bell-shaped, nodding ; sepals ovate, taper-pointed with 
a short, recurved point, thick and leathery, reddish-purple, 1 in. long. 
Tails of the akenes plumose, 14 in. long, brownish. On river banks 
and rich soil.* 
XIII. RANUNCULUS, Tourn. 
Annual or perennial herbs. Leaves alternate, usually 
deeply lobed or parted. Flowers axillary or in corymbs, 
white or yellow. Sepals 3-5. Petals 3-5, flat, with a small 
