FLORA OP MICHIGAN. 141 



1207. L. Canadeuse, L. Wild Yellow Lily. 

 Meadows and along streams. Northward, frequent. 



433. MEDEOLA, Gronov. INDIAN CUCUMBER-ROOT. 



*1208. M. Virgiiiiaiia, L. L. P. 



Abundant at Gaylord, where it probably reaches its N. limits, G. L. Stewart. 



434. TRILLIUM, L. WAKE ROBIN. BIRTHROOT. 



1209. T. sessile, L. S. 



Dr. A. B. Lyons. St. Joseph, Wheeler; Niles, I. N. Mitchell. Rare. 



1210. T. recur vatum, Beck. S. W. 



Niles,-!. N. Mitchell. 



*1231. T. erectum, L. Th. 



Ann Arbor, Winch. Cat.; Constantino; Port Huron, Dodge. The white form with declinate pedicels 

 is most common throughout, and the only form in the northern part of the State. 



*1212. T. grandiflorum, Salisb. Th. 



Rich woods. Exceedingly variable and apt to sport. Common. 

 *1213. T. cernuum, L. 



S. Mich., Winch. Cat.; Macomb Co. ; Flint; Grand Rapids, Coleman Cat.; northward to Keweenaw 

 Co., F. Infrequent. 



1214. T. nivale, Riddell. Dwarf White Trillium. C. & S. 



Low woods. One of our earliest spring flowers. Hnbbardston; Ionia; Grand Rapids, Coleman 

 Cat.; Niles -I. N. Mitchell. Rare. 



1215. T. erythrocarpum, Michx. Painted T. Th. 



S. Mich., Wright Cat.; not observed in the center of the State ; Port Huron, Dodge; Keweenaw Co., 

 F. Infrequent. 



435. CHAMJELIBIUM, Willd. DEVIL'S-BIT. 



1216. C. Caroliniaiium, Willd. Blazing-Star. 



Dr. A. B. Lyons. 



436. TOFIELDIA, Hudson. FALSE ASPHODEL. 



1217. T. palustris, Hudson. U. P. 

 Isle Royale, Dr. A. B. Lyons. 



*1218. T. glutiiiosa, Willd. Th. 



Sphagnous swamps. Frequent. 



437. ZYGAI)ENUS, Michx. 



*1219. Z. elegans, Pursh. Th. 



S. W., Wright Cat.; Dexter, Dr. Elmore Palmer; Ann Arbor, AUmend. Cat.; Grand Ledge; 

 Clarkston, G. H. Hicks; Ionia; Davisburgh; Petoskey. Rare. 



XCYII. PONTEDEEIACE^E. PICKEREL-WEED FAMILY. 



438. POXTEDEBIA, L. PICKEREL-WEED. 



*1220. P. cordata, L. Th. 



Borders of lakes and slow streams. Lakes in Oakland Co.; Ann Arbor; Ionia Co., and northward. 



*1221. var. aiigustifolia, Torr. 



Lake St. Clair ; Pine Lake, Ingham Co. 



439. HETEBAXTHEBA, R. & P. MUD-PLANTAIN. 

 * 1222. H. gramiiiea, Vahl. C. & S. 



Ann Arbor, Allmend. Cat. ; Dexter, Dr. Elmore Palmer; Grand Rapids; Hnbbardston. In streams 

 Common. 



