MICHIGAN FLORA. 



511 



Hemicarpha. 



Spike-rush. 

 Spike-rush. 

 Spike-rush. 

 Spike-rush. 

 Spike-rush. 



Spike-rush. 

 Spike-rush. 



Spike-rush. 

 Spike-rush. 



Bulrush. 

 Bulrush. 



Bulrusb. 



Sea Club 

 Rush. 



River Club 

 Rush. 



HEMICARPHA 



1258. subsquarrosa, Nees. 



S. W.— Wright Cat. 



ELEOCHARIS 



1259. equisetoides, Torr. 



S. E.— Wright Cat. 



1260. quadrangulata, R. Br. 0. &. S. 



S. Mich.— Gray; Flint; border of Crystal Lake, Montcalm Co. (!). Rare. 



1261. obtusa, Shultes. C. & S. 



Wet grounds. Common. 



1262. palustris, K. Br. Th. 



Wet places. Common. 



1263. rostellata, Torr. 



Marshes. Ilubbardston (!); Macomb Co.; Drummond's L— Winch. Cat. 



Rare. 



1264. intermedia, Schultes. 



Macomb Co.— Dr. D. Cooley; Grand Traverse Bay.— Winch. Cat. 



1265. tenuis, Schultes. 0. & S. 



S. E.— Wright Cat. ; Hubbardston (!) Infrequent. 



1266. acicularis, E. Br. 



Muddy shores. 



1267. pygmsea, Torr. 



Near salt springs. Flint; Maple River, Clinton Co. (!) 

 SCIRPUS 



1268. pauciflorus, Lightfoot. 



Michigan and northwestward.— Gray's Man. 



1269. caespitosus, L. 



Dr. A. B. Lyons. 



1270. Clintonii, Gray. C. 



Bluffs along Fish Creek, Hnbbardston(!); Flint— Dr. D. Clark. Rare. 



1271. planifolius, Muhl. 



Flint; Macomb Co. Rare. 



1272. subterminalis, Torr. C. & S. 



Houghton Lake(!); Woodard Lake, Ionia Co.(!); Flint; Macomb Co.; S. 

 Mich.— Wr. Cat. Infrequent. 



1273. pungens, Vahl. L. P. 



Borders of ponds. Common. 



1274. Torreyi, Olney. 



Borders of ponds.— Gray. 



1275. valid us, Vahl. Th. 



In still water. Common. 



1276. Smithii, Gray. 



Macomb Co. 



1277. maritimus, L. S. 



S. Mich.— Wright Cat. 



1278. fluviatilis, Gray. C. & S. 



Margins of rivers. S. Mich.— Winch. Cat.; Macomb Co.; Hubbardston (1); 

 abundant along Maple River. 



1279. atrovireus, Muhl. Th. 



Wet meadows. Common. 



1280. polyphyllus, Vahl. 



S. Mich.— Wright Cat. 



Common. 



c. 



Rare. 



U. P. 



