Voz. I] STEWART—BOTANY OF THE GALAPAGOS ISLANDS 43 
C. tristachyus Boeck. Linnaea XXXV. 454 (1867-1868) ; 
Rob. (1), 129.—CuatHam Ist.: Wreck Bay, Baur. Further 
distr. Mex., northern S. Am. 
C. sp.—BarRINGTON Isx.: dried remains of a Cyperus were 
found growing quite abundantly in coarse sandy soil in the 
vicinity of the shore. It seems to be different from any of the 
other species collected on the islands, (no. 1076). 
C. sp. Rob. (1), 129—NarsorovucH Ist.: Snodgrass and 
Heller. 
C. sp. Rob. (1), 129—WeEnmawn Ist.: Snodgrass and Hel- 
ler. Probably C. Mutisii. 
Dichronema Michx. 
D. colorata (L.) Hitchk. Baham, in Mo. Bot. Gard. 1V. 141 
(1893). Schoenus coloratus L. Sp. Pl. 41 (1753). D. leuco- 
cephala Michx. Fl. I. 37 (1803); Rob. (1), 129.—CHatTHAM 
Ist.: Wreck Bay, covers the ground in dense mats in the open 
country around 650 ft. (no. 1077). Further distr. S. U. S., 
Mex., W. Ind., S. Am. 
Eleocharis R. Br. 
E. capitata (L.) R. Br. Prodr. 225 (1810). Scirpus capi- 
tatus L. Sp. Pl. 48 (1753).—ALBEMARLE Ist.: Villamil, occa- 
sional in rather loose dry soil on the south side of the rim of the 
crater at 3150 ft. (no. 1078). CHatHaAm Ist.: Wreck Bay, 
abundant in marshy ground around 1700 ft. (no. 1079). Fur- 
ther distr. tropical regions. 
E. fistulosa (Poir.) Schult. Mant. II. 89 (1824). Scirpus 
fistulosa Poir. Encycl. VI. 749 (1804). £E. fistulosa Schult. 1. 
c.; Rob. (1), 129-—CuatuHam Ist.: Wreck Bay, common in 
pools of water at 1000-1750 ft. (no. 1080). Widely distrib- 
uted. 
E. mutata (L.) R. Br. Prodr. 224 (1810). Scirpus mutatus 
L. Syst. ed. 10, 867 (1759). E. mutata R. Br. 1. c.; Rob. (1), 
129.—ALBEMARLE Iszt.: Elizabeth Bay, Snodgrass and Hel- 
ler; Villamil, abundant in brackish swamps and in other moist 
situations in the vicinity of the shore. The inhabitants of this 
