RANUNCULACEAE. 419 



less; sepals oval, very obtuse, white; head of fruit short-oval or globose. Lab. 

 and Newf. to Minn., and in arctic America, south in the Rocky Mts. to Colo. Also 

 in northern Asia. May -June. 



4. Anemone Hudsoniana Richards. CUT-LEAVED ANEMONE. RED WIND- 

 FLOWER. (I. F. f. 1571.) Silky -hairy, 1.5-4.5 dm. high, sparingly branched, 

 the lateral peduncles involucrate. Basal leaves long-petioled, reniform, 3~5-parted, 

 the divisions cleft into narrowly linear acute lobes, those of the involucres short- 

 petioled and more or less cuneate, otherwise similar; sepals 5-9, greenish or red, 

 oblong, forming a flower 10-15 mm - broad; head of fruit 1-2 cm. long. Anticosti, 

 Hudson Bay and N. B. to northern N. Eng. and Minn. Has been confused with 

 A. multifida Poir., a South American species. Summer. 



5. Anemone cylindrica A. Gray. LONG-FRUITED ANEMONE. (I. F. f. 1572.) 

 Silky-hairy throughout, 3-6 dm. high, branched at the involucre. Basal leaves 

 long-petioled, 3-5 -parted; those of the involucre similar, their petioles about 2 cm. 

 long; sepals 5-6, greenish-white, oblong, generally obtuse; flowers 15-18 mm. 

 broad, on elongated generally naked peduncles; head of fruit cylindric, 2-4 cm. 

 long. Open places, N. B. and Ont. to Conn., N. J., N. Mex. and in Br. Col. 

 June-Aug. 



6. Anemone Virginiana L. TALL ANEMONE. (I. F. f. 1573.) Hairy, 6~io 

 dm. high, stout, branching at the involucre, the lateral peduncles bearing secondary 

 involucres. Basal leaves long-petioled, 3 -parted, cleft into acute serrate lobes, 

 those of the involucres similar, on petioles 2-5 cm. long; sepals generally 5, acute 

 or obtuse; head of fruit 1-2.5 cm. long and 12-15 mm - thick. In woods, N. S. to 

 S. Car., Kans., Manitoba and the Canadian Rocky Mts. June-Aug. 



7. Anemone riparia Fernald. RIVER-BANK ANEMONE. Like the last but 

 generally more slender; petals large and pure white, obtuse; head of fruit more 

 cylindric, 2-3 cm. long and I cm. wide. On river banks, Me. and Ont. to Va. 

 June-July. 



8. Anemone Canadensis L. CANADA ANEMONE. (I. F. f. 1574.) Some- 

 what hairy, especially on the lower surfaces of the leaves, branching at the in- 

 volucre. Basal leaves long-petioled, 3 -5 -parted, the divisions broad, acute, vari- 

 ously cleft and toothed, those of both primary and secondary involucres similar, 

 sessile; sepals white, oblong, obtuse; flower 2. 5-4 cm. broad; head of fruit globose; 

 achenes flat, tipped with the stout style of their own length. Low grounds, Lab. 

 to the N. W. Terr., E. Mass., Md., 111. and Colo. May -Aug. 



9. Anemone Richardsonii Hook. RICHARDSON'S ANEMONE. (I. F. f. 1575.) 

 Low, slender, pubescent, from slender rootstocks. Basal leaves reniform, slender- 

 petioled, 3~5-parted, the lobes acute, broadly oblong, dentate or crenate; those of 

 the involucre similar, sessile; flower solitary, 18 mm. broad, white (?); sepals 

 about 6, oblong; head of fruit depressed-spherical; achenes nearly glabrous, com- 

 pressed, ovate-oblong, reflexed, tipped with a long hooked persistent style. Lab., 

 Hudson Bay and in Arctic America. Also in Siberia. Summer. 



10. Anemone quinquefolia L. WIND-FLOWER. (1. F. f. 1576.) Low, sim- 

 ple, nearly glabrous, from thick rootstocks. Basal leaves long-petioled, appearing 

 later than the flowering stem, 5 -parted, the divisions oblong, cuneate, dentate; 

 those of the involucre 3-5 parted; flower solitary, 2.5 cm. broad; sepals 4-9, ob- 

 ovate or oval, white, or purplish without; head of fruit globose, inclined; achenes 

 pubescent, oblong, tipped with the hooked styles. In low woods, N. S. to Ga., 

 west to the Rocky Mts. April-June. [A. nemorosa Michx., not L.] 



11. Anemone trifolia L. MOUNTAIN ANEMONE. (I. F. f. 1577.) Stout, 

 nearly glabrous. Basal leaves mostly 3-divided (sometimes 4-5 -divided), long- 

 petioled, dentate, often somewhat lobed; involucral leaves stout-petioled, 3-parted, 

 the divisions oblong-lanceolate, 3-7 cm. long; flower solitary, white, 2.5-4 cm. 

 broad when expanded; sepals oblong; head of fruit globose, 10-12 mm. in diam- 

 eter; achenes 10-20, oblong, finely pubescent, tipped with the hooked style. 

 Southern Penn., Va., N. Car. and Ga. Also in Europe. May. 



15. HEPATICA Scop. 



Perennial scapose herbs, with long petioled thick 3-lobed evergreen basal leaves, 

 and large white or purple flowers, solitary on slender scapes. Involucre of 3 small 

 sessile leaves close under the flowers, simulating a calyx. Sepals membranous, 



