28 



MICHIGAN FLOKA. 



Three-flow- 

 ered Geum. 



Barren Straw- 

 berry. 



Cinquefoil. 



Common C. 

 Five-Finger. 



Five-Finger. 



Arctic Poten- 

 tilla. 



Silvery- 

 Cinque foil. 



Stout Poten- 

 tilla. 



Silver-weed. 



Shrubby 

 Cinque-foil. 



Three-toothed 

 C. 



297. trifle-rum, Pursh. 



Otisco Tp , Ionia Co.(!)— A. B. Morse; Montcalm Co., near Greenville(l); 

 the only reported localities in the State. Attractive by reason of its 

 long, plumose stvles, and dissected, fern-like leaves. Rare. 



WALDSTEINIA 



298. fragarioides, Tratt. 



Th, 



Livingston Co.— Winch. Cat.; Ionia(!); Flint, etc.; to L. Sup.— Whitney 

 Cat. Bather local, but abundant when found at all. 



POTENTILLA 

 299. Norvegica, L. 



Th. 



Common. 



Th. 



300. Canadensis, L. 



Macomb Co., and Flint to L. Sup. Rare in C. & S. 



301. Canadensis, L., var. simplex, T. & Gr. 



Range unknown; the common form in C. & S., where it is abundant. 



302. frigida, Villars. U. P. 



Dr. Lyons. Rare, 



303. argentea, L. S. 



Ann Arbor— Clark and AJlmendinger. Not reported by any other ob- 

 servers. 



304. arguta, Ph. Th. 



Flowers either white or yellow, generally all in one locality of one color; 

 the same is true of moth mullein; Ann Arbor; Macomb Co.; Lansing(!); 

 Ionia(!); and N. to Isle Royal. Frequent on light sand; in places, com- 

 mon. 



305. Anserina, L. Th. 



Frequent along the Great Lakes, but rare in the interior. 



fruticosa, L. Th. 



Edges of swamps. A low shrub with small, silky leaves, and a profusion 

 of showy yellow blossoms, in August. Ranges N. to Arctic America. 



Common. 



N. & U. P. 



shores of the Upper Great Lakes"— Gray; 

 Infrequent. 



306. 



307. tridentata, Solander. 



Barrens of Missaukee Co. (!); 

 Isle Royal— Dr. Lyons. 



Marsh Five- 

 Finger. 



Wild Straw, 

 berry. 



Wild Straw- 

 berry. 



Wild Straw- 

 berry. 



Dalibarda. 



Purple Flow- 

 ering Rasp- 

 berry. 



White Flow- 

 ering R. 



Dwarf R. 



308. 



palustris, Scop. 



Swamps throughout, but nowhere abundant. 

 FKAGAKIA 



309. Virginiana, Duchesne. (***) 



Th. 



Very common. 



310. Virginiana, Duch., var. Illinoensis, Gr. 



U. P.— Henry Gill man, in Am. Nat., Sept. '69; and probably in Lower P., 

 also. 



311. vesca, L. Th. 



Occasional in S., frequent in C, and abundant northward, where it seems 

 to take the place of F. Virginiana. Moist woodlands and borders of 

 swamps. 



EUBUS 



312. Dalibarda, L. S. 



Ann Arbor— Mary Clai-k; Macomb Co.— Cooley. May occur farther north, 

 and perhaps throughout. Rare. 



313. odoratus, L. Th. 



Not observed in the interior 



From Ft. Gratiot (Winchell) northward, 

 through C. & S. Common in N. & IT. P. 



314. ISfutkauus, Mooino. 



Frequent at Petoskey (!) and common farther north. 



315. triflorus, Richard. 



N. &-TT. P. 



Th. 



Frequent. 



