120 BOTANICAL GAZETTE. 
little longer than the culm; perigynium ovate-oblong or yeu 
nerveless or very inconspicuously nerved at the ee x pe 
abruptly contracted into a very short nearly entire bea ge f 
longer than the more or less obtuse membranaceous sO Te 
pulla, Gooden. C. vesicaria var. alpigena, Fries. —Roe y 
tains of British America to the Arctic Regions. ‘ 
Var. Grauamt, Hook and Arn., Brit. Fl., Ed. 8, p. pe: 
Stouter, 12’-20’ high; perigynium lighter colored, often pie 
straw-colored, prominently few-nerved, the beak longer ee 
more conspicuously toothed. (C. Grahami, Boott. C. vesica 
var. dichroa, Anderss. C. saaatilis, var. major, Olney, eri 
Rep. 370.—High mountains of Colorado, Utah and northward. 
forms of C. sawatilis by its very slender habit, small, never ar 
ple spikes, and scarcely inflated perigynium. It is the least like 
» but there is evidently a series of inter- 
mediate forms between this and the true C. sazatilis. The leaves, 
at least, do not appear constant. I suspect that many of the 
forms from that region are to 
Grahami. _ C. rotwndata, Wahl. 
mens have been confounded, is m i 
ampullacea, with which Andersson unit baci 
‘arex saxatilis was first described in the Flora Lapponica ee 
1737, before the advent of bino 
Flora Suecica, 1745, the descriptive phrase from the Flora Lap- 
ponica was made a synonym of a new phrase. In the pai 
Plantarum, 1753, both deseri tions were combined under bys 
name sazatilis. The Swedish plant, with the earlier Scandinavian 
botanists, bore the name sazatilis. ‘That plant is C. vulgaris, ber 
alpina, Boott (C. rigida, Gooden.). Dr. Boott, however, oe 
specimens in the Linnwan Herbarium to prove that the Laplan 
