476 MELANTHACE^. (COLCHICUM FAMILY.) 



base of the ovary, the thin ovate or obovate sepals marked with a large obcordatt 

 gland. (Anticlea glauca, Kunth.) Banks of the St. Lawrence, New York, to 

 Wisconsin and northwestward : rare. July. 



# # Glands of the perianth obscure. (Here also Amianthium Nuttallii, Gray.} 

 3. Z. leimanthoides. Stem l-4high from a somewhat bulbous 

 base, slender ; leaves narrowly linear ; flowers small (4" in diameter) and nu- 

 merous, in a few crowded panicled racemes ; perianth free, the obovate sepals 

 with a yellowish glandular discoloration on the contracted base. (Amianthium 

 leimanthoides, Gray.} Low grounds, pine-barrens of New Jersey (Durand, 

 Knieskern}, Virginia, and southward. July. 



6. STENANTHIUM, Gray (under Veratram). 



Flowers polygamous or perfect. Perianth spreading ; the sepals narrowly 

 lanceolate, tapering to a point from the broader base, where they are united and 

 coherent with the base of the ovary, not gland-bearing, persistent, much longer 

 than the short stamens. Pods, &c. nearly as in Veratrum. Seeds nearly wing- 

 less. Smooth, with a wand-like leafy stem from a somewhat bulbous base, 

 long and grass-like conduplicate-keeled leaves, and numerous small flowers in 

 compound racemes, forming a long terminal panicle. (Name composed of 

 arevos, narrow, and avQos, flower, from the slender sepals and panicles.) 



1. S. angnstifdlilim, Gray. Leaves linear, elongated; flowers small 

 (' long), white, very short-pedicelled, in slender racemes ; the prolonged termi- 

 nal one, and often some of the lateral, fertile. (Veratrum angustifolium, Pursh. 

 Helonias graminea, Bot. Mag.) Grassy prairies and low meadows, Ohio, Illi- 

 nois, Virginia, and southward toward the mountains. July. Stem slender, 

 2 -6 high. 



7. VERATRUM, Tourn. FALSE HELLEBORE. 



Flowers monoeciously polygamous. Perianth of 6 spreading and separate 

 obovate-oblong (greenish or brownish) sepals, more or less contracted at the 

 base, entirely free from the ovary, not gland-bearing. Filaments free from the 

 sepals and shorter than they, recurving. Pistils, fruit, &c. nearly as in Melan- 

 thium. Somewhat pubescent perennials, with simple stems from a thickened 

 base producing coarse fibrous roots (very poisonous), 3-ranked leaves, and ra- 

 cemed-panicled dull or dingy flowers. (Name compounded of vere, truly, and 

 ater, black.) 



1. V. viridc, Ait. (AMERICAN WHITE HELLEBORE. INDIAN POKE.) 

 Stem stout, very leafy to the top (2 -4 high) ; leaves broadly oval, pointed, 

 sheath clasping, strongly plaited; panicle pyramidal, the dense spike-like racemes 

 spreading, perianth yellowish-green, moderately spreading. Swamps and low 

 grounds ; common. June. (Too near V. album of Europe.) 



2. V. parviflorum, Michx. Stem slender (2 - 5 high), sparingly leafy 

 below, naked above ; leaves scarcely plaited, glabrous, contracted into sheathing peti- 

 oles, varying from oval to lanceolate ; panicle very long and loose, the terminal 



wand-like, the lateral ones slender and spreading ; pedicels as long as ih* 



