126 PROCEEDINGS OF THE AMERICAN ACADEMY. 
& Heller, no. 549 (hb. Gr.). Further distrib. U. S., Mex., W. Ind., S. 
Am. Andersson notes two vegetative forms: obesa and elata. 
STENOTAPHRUM, Trin. 
S. eLtaBrum, Trin. Fund. Agrost. 176 (“1820”). S. americanum, 
Schrank, P]. Rar. Hort. Monac. t. 98 (“1819”); Rob. & Greenm. (1), 
149. — ALBemMaARLE IsL.: Iguana Cove, Snodgrass & Heller, nos. 
57 (hb. Gr.), 873 (hb. Gr.). CHatuam Ist.: southwest end, middle 
region, Baur, no. 325 (hb. Gr.). Further distrib. tropical shores of 
both continents. 
Strpa, L. 
S. rostrata, Anderss. (1), 142, & (2), 48. —Cuatnam Isu.: An- 
dersson (hb. Gr.). Habit of Aristida subspicata, but differing rather 
conspicuously in its untwisted awns. Endemic. 
CYPERACEAE. 
Crrervs, L. 
C. aristatus, Rottb. Descr. Nov. Pl. 23, t. 6, f. 1 (1786); C. B. 
Clarke, Jour. Linn. Soc. xxi. 91. C. inflerus, Muhl. Descr. Gram. 16 
(1817); Hook. f. (3), 177; Anderss. (1), 153, & (2), 54,— ALBE- 
MARLE Isx.: Macrae (var. y elongatus, Hook. f., 1. c. 178); Tagus Cove, 
Snodgrass & Heller, no. 173 (hb. Gr.). Caries Ist.: Darwin (var. 
B acaulis, Hook. f., 1. ¢.). Cuatuam Ist.: A. Agassiz (hb. U. 8. Nat. 
Mus.). James Ist.: Scouler. Narsorovuaeu Isz.: south, 615 m. alti- 
tude, Snodgrass & Heller, no. 345 (hb. Gr.). Further distrib. N. Am., 
Mex., W. Ind., S. Am., Old World. 
C. BRAcHystacuys, Anderss. (2), 53, t. 13, f. 2; Rob. & Greenm. 
(1), 148, where by typographical error ascribed to Charles Island. 
Mariseus brachystachys, Hook. f. (3), 179; Anderss. (1), 192.— 
Axinepon Isi.: Snodgrass & Heller, no, 832 (hb. Gr.). ALBEMARLE 
Ist.: Iguana Cove, Snodgrass & Heller, no. 39 (hb. Gr.) ; southern 
portion, Baur, no. 313 (bb. Gr.). Cuartes Isu.: Darwin; Anders- 
son. CHatHam Ist.: southwest end, middle region, Bawr, no. 312 
(hb. Gr.). James Isu.: Scouler. Tower Isu.: Snodgrass & Heller, 
no. 791 (hb. Gr.). Endemic. This species is known to me only from 
the descriptions of Hooker and Andersson, which do not altogether agree, 
and from Andersson’s figure, which is not very satisfactory. The speci- 
mens of recent collections mentioned above are referred here with doubt. 
