American Species of the Genus Anemone. 229 



or broadly oval, quite regularly incised and coarsely dentate, with obtuse, 

 mucronulate teeth ; involucral leaves sessile, otherwise similar to the radical 

 ones ; involucre 1-3-flowered, the first peduncle naked, the others involucellate 

 with three or rarely two sessile leaves at about the middle ; flowers white, 

 about 2 cm. broad ; sepals 4-6, oval, acutish or obtuse ; filaments 3-4 mm. 

 long; head of fruit globular; achenia about 15, lanceolate, glabrous, about 

 5 mm. long, very acute and tipped with a hooked style of about their own 

 length ; receptacle scurfy, not pubescent, 



Didrih. Chili: Andes de Antuco (Poeppig, 150; Lechler, PI. 

 Chil., 3059). 



Type in the Paris Herbarium. 



20. Anemone liellel)orifolia, D.C. 



A. helleborifolia, D.C, Syst. i, 211 (1818). 



A. mquinoctialis, Poepp., Fragm. Syn., 27 (1833). 



Erect, slender, tall, 40-80 cm. high, glabrous or nearly so. Radical leaves 

 long-petioled, rather thick-membranaceous, glabrous, 3-parted, the divisions 

 deeply lobed, cuneate, sometimes parted to the base, acute at the apex, sharply 

 dentate-serrate, 8— 12 cm. long ; petioles 8-12 cm. long, pubescent or glabrate ; 

 leaves of the involucre short-petioled, similar to the radical but smaller, their 

 petioles pubescent ; flowers several or numerous, white, 1 j-2 cm. broad, the 

 lateral peduncles involucellate near the summit, 1-4-flowered ; sepals 5, oval, 

 obtuse ; achenia 10-20', oval, glabrous, or very nearly so ; style short, hooked ; 

 receptacle pubescent. 



Distrib. Peru : (Dombey, Poeppig, Pearce.) 

 Type of both A. helleborifolia, D. C., and A. eequinoctialis, 

 Poepp., in the Paris Herbarium. 



21. Anemone PeruTiana, n. sp. 



Erect, 3-9 dm. high. Radical leaves long-petioled, 5-7-divided, the segments 

 obovate, cuneate at the base, deeply incised and dentate with mucronate- 

 pointed teeth, a few scattered hairs on both surfaces ; leaves of the involucre 

 2-5, short-petioled, mostly 3-divided, otherwise similar to the radical ones, 

 but smaller, their petioles pilose-pubescent at the base ; rays of the primary 

 umbel 2-7, slender, 7-15 cm. long, the first one to appear naked and at length 

 shorter than the others, which are involucellate and 2-4-flowered at the sum- 

 mit ; flowers nearly an inch broad ; sepals 4-7, lanceolate, acute or acuminate, 

 veined ; filaments broad ; anthers oblong ; achenia ovoid, glabrous, 2 mm. long, 

 tipped with a slender, incurved style of about half their length ; receptacle 

 pubescent. 



Distrib. Peru : Mathews, 537 (Hb. Kew) ; McLean (Hb. Kew). 



