1892. ] NEW YORK ACADEMY OF SCIENCES. 89 
Var. Minor, n. var. 
Low, 1.5-2.5 dm. high, slender, simple ; clusters 2 or 3, with few spikelets ; 
leaves very narrow. 
Base of the White Mountains (Tuckerman); Barnstable, Mass. 
(Deane). 
Var. discutiens, Clarke, MSS. 
Bristles scabrous at the apex only, or glabrous throughout. 
Burke Co, N. C. (Buckley); Holmead Swamp, D. C. (Coville) ; 
Chester Co., Penna. (Porter); New Jersey (Halsted). 
The name Schenus capitellatus, Michx., Fl. Bor. Amer., i, 36 
(1803), apparently belongs to one or another of the forms of this 
species or the next, to which of them I am unable at present to 
decide. Kunth, however (Enum., ii, 297), refers it to &. glauca, 
which is unlikely. 
33. Rynchospora axillaris (Lam.). 
Schenus axillaris, Lam., Il., i, 137 (1791). 
Rynchospora cephalantha, A. Gray, Aun. Lye., iii, 218 (1835). 
Rynchospora axillaris, Britton, Bull. Torr. Club, xv, 104 (1888). 
Long Island to Florida and Louisiana. 
Var. microcephala, n. var. 
Heads smaller ; spikelets only about 1 mm. wide. 
Monmouth Co., N.J.(Knieskern), south to Florida and Louisiana. 
*%*** Bristles scabrous upwards ; achenium smooth. 
34. Rynchospora fusca (L.). 
Schanus fuscus, L. Sp. Pl. Ed. 2, 1664 (1763). 
Rynchospora fusca, Link, Handb., i, 100 (1829). 
New Brunswick to Lake Superior, south to Delaware, mainly 
near the coast. [EHurope. ] 
35. Rynchospora filifolia, Torr. 
Rynchospora filifolia, Torr., Ann. Lye., iii, 366 (1836). 
North Carolina to Texas. 
36. Rynchospora fuscoides, Clarke, n. sp. 
Rynchospora filifolia, Sauv., Fl. Cub., 180 (1873), not Torrey. 
R. fascicularis, var. distans, Chapm., Fl. 8. States, 527 (1860). 
Florida (Chapman); Texas (KE. Hall, 717). [Cuba, Wright, 
3783. | 
Vou. XI.—7 
