1. A. pàtens, L., var. Nuttalliàna, Gray. (PASQUE-FLOWER.) Villous with long silky hairs; peduncle solitary; flower erect, developed before the leaves, which are ternately divided, the lateral divisions 2-parted, the middle one stalked and 3-parted, the segments deeply once or twice cleft into narrowly linear and acute lobes; lobes of the sessile involucre like those of the leaves, at the base all united into a shallow cup; sepals 5--7, purplish or whitish (1--1½´ long), spreading when in full anthesis.--Prairies, Ill. and Mo., thence northward and westward. March--April.--A span high. Tail of carpels 2´ long. (Eu. Siberia.) § 2. ANEMÒNE proper. _Styles short, not plumose. Staminodia none._ [*] _Achenes densely long-woolly, compressed; involucre far below the flower._ [+] _Stem single, from a small tuber; sepals 10--20; style filiform._ 2. A. Caroliniàna, Walt. Stem 3--6´ high; root-leaves once or twice 3-parted or cleft; involucre 3-parted, its wedge-shaped divisions 3-cleft; sepals 10--20, oblong-linear, purple or whitish; head of fruit oblong.--Ill. to Neb. and southward. May. [+][+] _Stems several; sepals 5--8; style filiform._ 3. A. parviflòra, Michx. Stem 3--12´ high from a slender rootstock, 1-flowered; root-leaves 3-parted, their broadly wedge-shaped divisions crenate-incised or lobed; involucre 2--3-leaved; sepals 5 or 6, oval, white; head of fruit globular.--Lake Superior, northward and westward. May, June. 4. A. multífida, DC. Stems from a branching caudex, silky-hairy (6--12´ high); principal involucre 2--3-leaved, bearing one naked and one or two 2-leaved peduncles; leaves of the involucre short-petioled, similar to the root-leaves, twice or thrice 3-parted and cleft, their divisions linear; sepals obtuse, red, sometimes greenish-yellow or whitish; head of fruit spherical or oval.--Rocks, etc., N. E. Maine to Lake Superior, north and westward; rare. June. [+][+][+] _Taller, commonly branching above or producing two or more peduncles; involucral leaves long-petioled; sepals 5--8, silky or downy beneath (4--6´´ long), oval or oblong; style subulate._ 5. A. cylíndrica, Gray. (LONG-FRUITED A.) Slender (2° high), silky-pubescent; flowers 2--6, on very long upright _naked peduncles_; involucral leaves twice or thrice as many as the peduncles, 3-divided; their divisions _wedge-lanceolate_, the lateral 2-parted, the middle 3-cleft; lobes cut and toothed at the apex; _sepals 5, rather obtuse_, greenish-white; _head of fruit cylindrical_ (1´ long).--Dry woods, N. Eng. to Mo., and northwestward. May.--Peduncles 7--12´ long, all from the same involucre and naked throughout, or one involucellate in the middle.