33 
in T. palustris. Perianth outsides purple-coloured. Fruits purple- 
coloured, at maturity reflexed. 
Am.: Kotzebue Sound (!), Port Clarence (!), Arctic Shores, West 
Greenl. 70° 25’—70° 45’ (!), East Greenl. 70°—71°(!). As.: Mouths of the 
Lena and Yenissei (!), Konyambay (!), Chukches Land (}). 
Geogr. area: Alaska, Northern North America, Northern Siberia, 
Kamchatka, Unalashka. 
: 2. VERATRUM L. 
69. V. album L. 
Ledeb. Fl. Ross. IV p. 208; Blytt, Bidrag p. 19; Kjellm., As. Beringss. 
p.568, Vest-Eskim. Land p.59; Schmidt, FI. Jeniss. arct. p.121; Feilden, Nov. 
Zemlya p. 21; Fl. D. tab. 1120; var. viridis, Trautv. Fl. Terr. Tschuktsch. 
p. 38, Pl. Sib. bor. p.115, Fl. Kolym. p.563; V. viride Aiton, Hort. Kew. 
ed.1, vol. 3, p.422; Hook. Fl. bor. Am. II p.178; V. Lobelianum Bernhardt 
in Schrad., Neues Journ. f. d. Botanik I], 2 & 3, p. 356; V. Eschscholtzii 
A. Gray, Melanth. in Ann. Lye. hist. nat. Novi-Eborae. IV p. 119. 
Leaves large, broad-ovate, plicate. Upper part of the stem and 
the panicle-branches pubescent. Flowers supported by membranous 
bracts, short-stalked, broadly infundibuliform; sepals free, more or 
less broad, ovate, attenuate at the base, in the margin erose-dentate, 
externally somewhat pubescent. 
Varying in colour from white to greenish: V. Lobelianum Bernh. 
The American form, V. viride Ait., has yellowish-green and broader 
sepals, so that the flowers are somewhat campanulate. 
Am.: Port Clarence (!). Eur.: Samoyede Land, Habarowa (!), Waigats. 
As.: Konyambay (!), Mouths of the Yenissei (!), Lena and Kolyma, 
Chukches Land (!). 
Geogr. area: North America, East Finmark, Central Europe, 
Siberia. 
3. ZYGADENUS Michx. 
70. Z. elegans Pursh, Fl. Am. sept. I, p. 241, 1813. 
Macoun, Catalogue IV p. 32; Eastwood, Pl. coll. at Nome City, p.131; 
Z. elegans, chloranthus et glaucus Hook. Fl. bor. Am. II p. 177—78; Anticlea 
glauca Kunth., Ledeb. Fl. Ross. IV p.207; Kjellm., Vest-Eskim. Land p. 60. 
Basal leaves broadly linear to linear-lanceolate, glaucous. Stem 
with one or two bracts. Inflorescence a simple raceme, but sometimes 
in the lower part branched. Flowers supported by broadly lanceolate 
bracts, which are about as long as the pedicels in the least. Sepals 
ovate, obtuse, white-greenish, with obovate-obcordate, yellow-green 
nectary-gland inside. 
Am.: Port Clarence (!), Kotzebue Sound, Nome City. 
Geogr. area: Northern North America. 
71. Z. sibiricus (L.) Endl. 
Anticlea sibirica Kunth., Trauty. Pl. Sib. bor. p.115; Trauty. FI. 
Kolym. p. 563. 
Flora Arctica. 3 
