36 RANUNCULACE.E. (CROWFOOT FAMILY.) 



2. VI6RNA. Floicers large, solitary on long peduncles, usually nodding. 



Sepals thick; erect and connivent at base, mostly dull purple. Petals none. 



Anthers linear. 

 *- Stems climbing; leaves pinnate ; calyx (and foliage) glabrous or pitberulent. 



3. C. Viorna, L. (LEATHER-FLOWER.) Calyx ovate and at length bell- 

 shaped; the purplish sepals (!' long) very thick and leathery, vcholly connivent 

 or only the tips recurved; long tails of the fruit very plumose; leaflets 3 -7, 

 ovate or oblong, sometimes slightly cordate, 2-3-lobed or entire; uppermost 

 leaves often simple. Rich soil, IVnn. to Mo., and southward. May -Aug. 



4. C. Pitcheri, Torr. & Gray. Calyx bell-shaped; the dull purplish 

 sepals with narrow and slightly margined recurved points ; tails of the fruit ji/i- 

 form and naked or shortly ril/ous ; leaflets 3-9, ovate or somewhat cordate, 

 entire or 3-lobed, much reticulated ; uppermost leaves often simple. S. Ind. 

 to Kan., and Tex. June. 



5. C. crispa, L. Calyx cylindraceous below, the upper half of the bluish- 

 purple sepals (1 -2' long) dilated and widely spreading, with broad and wary 

 thin margins; tails of the fruit silky or glabrate ; leaflets 5-9, thin, varying 

 from ovate or cordate to lanceolate, entire or 3-5-parted. (C. cyliudrica, 

 Sims.) Va. near Norfolk, and southward. May -Aug. 



*- -t- Low and erect, mostly simple ; flowers solitary, terminal ; leaves sessile or 

 nearly so, undivided, strongly reticulated. 



6. C. OChroleuca, Ait. Leaves ovate, entire or sometimes 3-lobed, silky 

 beneath ; peduncles long ; tails of the fruit very plumose. Copses, Long 

 Island to 1'eun. and Ga. ; rare. May. 



7. C. Fremonti, Watson. Leaves crowded, thick, often coarsely toothed, 

 sparingly villous-tomeutose ; peduncles very short; tails villous or glabrate, 

 not plumose. Mo. and Kan. 



3. ATRAGENK. Some of the outer filaments enlarged and more or less 

 petaloid ; peduncles bearing single large Jlowers ; the thin sepals widely 

 spreading. 



8. C. verticillaris, DC. Woody-stemmed climber, almost glabrous; 

 leaves trifoliolate, with slender common and partial petioles; leaflets ovate or 

 slightly heart-shaped, pointed, entire, or sparingly toothed or lobed ; flower 

 bluish-purple, 2-3' across; tails of the fruit plumose. Rocky places in 

 mountainous districts, Maine and W. New Eng. to Va., Minn., and northwest- 

 ward ; rare. May. A pair of leaves with a peduncle between them, devel- 

 oped in spring from each of the opposite buds, gives the appearance of a whorl, 

 whence the specific name. 



2. ANEMONE, Tourn. ANEMONE. WIND-FLOWER. 



Sepals few or many, petal-like. Petals none, or in n. 1 resembling abortive 

 stamens. Achenes pointed or tailed, flattened, not ribbed. Seed suspended. 

 Perennial herbs with radical leaves ; those of the stem 2 or 3 together, oppo- 

 site or whorled, and forming an involucre remote from the flower ; peduncles 

 1-flowered, solitary or umbellate. (The ancient Greek and Latin name, from 

 dvffj.6u, to be shaken by the wind.) 



