92 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4TH Ser. 
_and Heller. ALBEMARLE Ist.: Iguana Cove, abundant on the 
sides of the cliffs above the cove (no. 1874). BARRINGTON 
Ist.: Snodgrass and Heller. Identity doubtful acc. to Rob. 1. 
c. CHARLES Ist.: Darwin. CHATHAM IsL.: Sappho Cove, 
occasional on the beach (no. 1876) ; Wreck Bay, occasional in 
open vegetation around 200 ft. (no. 1875). GaRDNER IsL. 
(near Hoop Ist.): common in loose soil mixed with small 
particles of lava (no. 1878). INDEFATIGABLE IsL.: northwest 
side (no. 1879). James Ist.: James Bay, Snodgrass and 
Heller. Identity doubtful acc. to Rob. 1. c. Stymour Is ., 
NORTH: Snodgrass and Heller. Endemic. 
E. galapageia Rob. & Greenm. (1), 144, 148; Rob. (1), 167. 
—Cuar es Ist.: Baur. Endemic. 
E. nesiotica Rob. (1), 167.—SrEyMour IsL., soutH: Snod- 
grass and Heller. Endemic. 
E. nummularia Hook. f. (3), 183; Rob. (1), 168— CHATHAM 
Ist.: north side, Andersson; Baur; Wreck Bay, common in 
dry sandy soil near the shore (nos. 1880-1881). Endemic. 
Var. glabra Rob. & Greenm. (1), 144, 148; Rob. (1), 168. 
—CHARLES IsL.: procumbent shrubs among rocks near the 
shore (no. 1882) ; Cuevas Bay, Baur. Endemic. 
E. pilulifera L. Amoen. Acad. III. 115 (1756); Rob. (1), 
168.—CHar-Es Ist.: abundant in open places near the shore, 
occasional in rather open brushy country around 900 ft., rare 
in meadows around 1000 ft., abundant on the sides of the 
main mountain at 1250 ft. The specimen from the upper eleva- 
tion is larger and less pubescent than the specimens taken lower 
down, (nos. 1883-1886). CHaTHAm IsL.: Wreck Bay, 
abundant in dry sandy soil near the beach (no. 1887). JAMEs 
Ist.: Darwim. Further distr. general in warm countries. 
E. punctulata Anderss. (1), 235, (2), 102; Rob. (1), 168. 
—ALBEMARLE IsL.: Cowley Bay, Andersson. DUNCAN IsL.: 
Baur. Hoop Ist.: Baur. Endemic. 
E. recurva Hook. f. (3), 182; Rob. (1), 168.—CHATHAM 
Ist.: north side, Darwin; Andersson. Endemic. 
E. Stevensii nov. sp. 
Caulibus erectis gracilibus teretibus glaberrimis; ramis divaricatis 
teretibus glaberrimis vel subtiliter pubescentibus; foliis oppositis lan- 
