398 
the Maine State College, and, adding our own observations, bring 
the record to date. 
Research will no doubt bring to light many more species. We 
are under obligation to Dr. Allen for professional courtesies. We 
will be pleased to learn of other species occurring in the State, 
or to know of Maine collectors of these interesting plants. 
ORDER CHARACEAE. 
Famity I. NITELLAE. 
1. Nitella opaca Ag. 
Blake Herb. Aroostook River (Blake), Sept., 1878. 
Redfield & Rand’s Cat. Plants of Mt. Desert, p. 227. 
Common in small streams about Orono (Harvey). 
2. NV. flexilis Ag. 
Western Maine (Kate Furbish.) 
Rand & Redfield’s Cat. Mt. Desert, p. 227. 
Miss Furbish’s plants show the monoecious fruiting and the 
abruptly acuminate leaves. The plants from Mt. Desert are 
doubtfully placed here by the editors of that catalogue. 
Famity II. CHARACEAE, 
3. Chara coronata A. Br. 
Aroostook R., Me. (Blake) Sept. 1878. 
4. C. contraria A. Br. 
Caribou, Me., Sept., 1878. 
The stream not mentioned in Blake’s notes. 
5. C. fragilis Desv. 
Very common in various streams in Penobscot Co. (Harvey-) 
In Sunkhoze Stream, occurring on gravelly and rocky bottoms 
for a distance of ten miles, the patches sometimes covering the 
bottom of the stream for rods. 
