LILY FAMILY. 437 



CHROSPERMA Raf. Neogen. 3. 1825. 

 (AMIANTHIUM Gray, Ann. Lye. N. Y. 4 : 121. 1837.) 



One species, perennial ; South Atlantic North America. 



Chrosperma muscaetoxicum (Walt.) Kuntze, Rev. Gen. PI. 2: 708. 1891. 



FLY POISON. 



Melanthium muscaetoxicum Walt. Fl. Car. 125. 1788. 



Helonias erythrosperma Michx. Fl. Bor. Am. 1 :212. 1803. 



Amianthium muscaetoxicum Gray, Ann. Lye. N. Y. 4 : 122. 1837. 



Ell. Sk. 1:421. Gray, Man. ed. 6, 535. Chap. Fl. 490. 



Carolinian and Louisianian areas. New Jersey to Florida, west to Louisiana and 

 Arkansas. 



ALABAMA: Coosa Valley and Central Pine belt to Lower Pine region. Chilton 

 County. Washington County, Yellowpine. Clarke, Baldwin, and Mobile counties. 

 April, May; frequent. Root poisonous. 



Type locality : South Carolina. 



Herb. Geol. Surv. Herb. Mohr. 



ZYGADENUS Michx. Fl. Bor. Am. 1 : 213. 1803. 



Nine species, perennials. Mexico, North America, 8. 



Zygadenus angustifolius (Michx.) Wats. Proc. Am. Acad. 14 : 280. 1879. 



NARROW-LEAF ZYGADENUS. 



Helonias angustifolia Michx. Fl. Bor. Am. 1 : 212. 1803. 



Amianthium angustifolium Gray, Ann. Lye. N. Y. 4 : 124. 1837. 



Ell. Sk. 1 : 421. ' Chap. Fl. 490. 



Louisianian area. South Carolina to Florida, west to Mississippi. 



ALABAMA : Lower Coast Pine belt. Shady copses. Clarke County, Choctaw Cor- 

 ner. Mobile County, Fowl River Station, Cottagehill. April, May. Flowers 

 sordid white. Rare. 



Type locality: " Hab. in herbosis fruticetis sylvaruiu huinidis Carolinae infe- 

 rioris." 



Herb. Geol. Surv. Herb. Mohr. 



Zygadenus glaberiimus Michx. Fl. Bor. Am. 1 : 214, t. 22. 1803. 



LARGE-FLOWERED ZYGADENUS. 



Ell. Sk. 1:420. Chap. Fl. 488. 



Carolinian and Louisianian areas. Virginia, North Carolina, Florida, west to 

 Louisiana. 



ALABAMA: Lower Pine region. Coast plain. Grassy pine barrens. Washington 

 County, Yellowpine. Mobile and Baldwin counties. June, July ; not rare. 



Type locality: " Hab. in herbosis, humidis, Carolinae inferioris." 



Herb. Geol. Surv. Herb. Mohr. 



Zygadenus leimanthoides (Gray) Wats. Proc. Am. Acad. 14 : 280. 1879. 



MOUNTAIN ZYGADENUS. 



Amianthium leimanthoides Gray, Ann. Lye. N. Y. 4: 125. 1837. 

 Gray, Man. ed. 6, 535. Chap. Fl. 489; ed. 3, 516. 

 Carolinian area. From New Jersey along the mountains to Georgia. 

 ALABAMA: Mountain region. Swampy places. Rare. 

 Type locality not ascertained. 

 Herb. Biltmore. 



STENANTHIUM Kunth, Enum .4 : 180. 1843. 



Five species, perennials, northern Asia, Mexico. North America, 4. 



Stenanthium gramineum (Ker-Gawl.) Morong, Mem. Torr. Bot. Club, 5 : 110. 1894. 



GRASSLEAF STENANTHIUM. 



Helonias graminea Ker-Gawl. Bot. Mag. /. 1599. 1814. 

 Veratrum angustifolium Pursh, Fl. Am. Sept. 242. 1814. 

 Stenanthium angustifolium Kunth, Enum. 4 :190. 1843. 

 Ell. Sk. 1 : 423. Gray, Man. ed. 6, 534. Chap. Fl. 489. 

 Carolinian area. Virginia and Kentucky to North Carolina and Georgia ; Arkansas. 



