HEXANDRiA TRiGYNJA. Melanthium» 
maphroditis.— Willd. sp. pi 2. p. 266. Lam , en- 
cycl. 4. p. 25. 
Helonias virginica. Bot. mag. 985. 
In low grounds, among luxuriant herbage : New York 
to Carolina. 7/. June, July. v.v. Flowers green- 
ish-white at first, and turn to a dark brown after flow- 
ering for some time. 
2. M. panicula inferne mascula, superne feminea racemo- 
sa, petalis oblongis planis brevi-unguiculatis bima- 
culatis, stylis germine duplo brevioribus. — Wdlt.Ji. 
car. 125. 
M. polygamum. Lam. encycl. 4. p. 25. 
On the mountains of Virginia and Carolina. 7/. July. 
v. v. Flowers smaller, and not so apt to change colour. 
3. M. panicula superne racemosa feminea, petalis subro- 
tundis unguiculatis plicato-undulatis vix maculatis, 
extus hirsutis. — Walt.fi. car. 125. 
M. latifolium. Lam. encycl. 4. p. 25. 
M. racemosum. Mich.fi. amer. 1. p. 251. 
On the side of hills, in moist fertile sail : Virginia and 
Carolina. 7/ . June, July. v. v. Flowers small, 
pale white, and do not change. 
318. ZIGADENLJS. Mich.fi.amer.\.p.2\3. 
1 . Z. scapo folioso, bracteis ovatis acuminatis, petalis acu- glaberrimus . 
minatis. 
Icon. Mich.fi. amer. 1. p. 214. t. 22. 
In low meadows : Virginia and Lower Carolina. 1/ . 
June, July, v.v , Flowers white, the size of Vera- 
trum album ; leaves long, recurved and channelled. 
2. Z. scapo subnudo, bracteis linearibus, petalis acutis. elegans . 
On the waters of Cokahlaishkit river, near the Rocky- 
mountains. M. Lewis. 7 / . July. v. s. in Herb. Lewis. 
Flowers white. 
Folia radicalia, erecta, longissime-linearia, glabra, line- 
ato-nervosa, plana, scapo breviora. Scapus teres, 
simplex, uno alterove folio brevi instructus, subbipe- 
dalis. Racemus multiflorus, interdum basi ramosus. 
Bractece lineares, nervosa, membranaceae, longitudine 
pedicellorum. Flores albidi, magnitudine Melanthi 
virginici. Petala ovata, acuta, subunguiculata, basi 
glandulis 2. cinnabarinis notata. Filamenta corolla 
breviora. Stigmata 3. reflexa. 
VOL. I. R 
241 
monoicum . 
hybridum > 
