FLORA OF THE GALAPAGOS ISLANDS. 119 
margine ciliata excepta glaberrimis teretibus spicas inferiores fere in toto 
includentibus, foliae parte libera brevi lineari attenuata subpungente 
praeter basis longe ciliatae glaberrima, spicis inferioribus brevibus vaginis 
arcte involutis, supremis subternis erectis tenuibus flexuosis cum pedun- 
culo gracile tereti bene exsertis, spiculis tenuibus teretibus adpressis 
bifloris, glumis sterilibus binis inaequalibus tenuibus lanceolati-linearibus 
attenuatis acutissimis uninervis translucentibus basi breviter fasciculatim 
barbatis, palea inferiori oblonga ciliata paullo infra apice subretusa 
cum arista recta tenui tenuissime barbata suae Jongitudini superante — 
munita, palea superiori anguste lanceolata acutissima sed exaristata, 
flosculi sterilis pedicellati abortivi palea inferiori longe aristata. — C. sp. 
Rob. & Greenm. (1), 149. — Cnartes Isxt.: Baur, no. 333 (hb. Gr.) ; 
Snodgrass & Heller, no. 459 (hb. Gr.). Endemic. Culms 2.5 to 4 
dm. high; leaf blades 2 to 6 cm. long. Spikelets including the awns 
6 mm. long, very slender. A species distinguished from most of its 
congeners by having inflorescences springing from nearly all the nodes, 
the lower inflorescences being almost or quite enveloped by the sheaths 
of the leaves. 
C. rrecans, HBK. Nov. Gen. & Sp. i. 166, t. 49 (1815).— 
Cartes Isx.: Snodgrass & Heller, no. 461 (hb. Gr.). Seymour 
Ist.: north, Snodgrass & Heller, no. 579 (hb. Gr.). Further distrib. 
southwestern U. S., 
C. rapiaTa, Sw. Prodr. 26 (1788); Rob. & Greenm. (1), 149. — 
Cuarves Ist.: Baur, no. 344 (hb. Gr.). Further distrib. W. Ind., 
S. Am. 
Cuusguea, Kunth. 
C. sp. — ALBEMARLE Ist.: on mountain east of Elizabeth Cove, alt. 
923 m., Snodgrass & Heller, no. 230 (hb. Gr.), old, dead, and leafless 
culms only, but the genus recognizable from the peculiar mode of branch- 
ing. Belonging to a group of tropical S, American grasses of the 
bamboo tribe, not heretofore noted upon the islands. 
Eveusine, Gaertn. 
E. Arcyrtica, Desf. Fl. Atl. i. 85 (1798), as aegyptia. E. aegypt- 
taca, Rob. & Greenm. (1), 149. Dactyloctenium aegyptiacum, Willd. 
Enum. Hort. Berol. 1029 (1809) ; Caruel (1), 621; Rose (1), 138. — 
Cuarnam Isu.: Chierchia; A, Agassiz; Snodgrass & Heller, no, 551 
(hb. Gr.). Hoop Isu.: Baur, no. 326 (hb. Gr.). Of wide distribution. 
