120 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4TH Ser. 
we visited this island there were no brooks except in the imme- 
diate vicinity of two small springs. 
UMBELLIFERAE 
Apium L. 
A. laciniatum (DC.) Urb. in Mart. Fl. Bras. XI. 1, 343 
(1879). Helosciadium laciniatum DC. Mém. Soc. Phys. 
Genév. IV. 495 (1828). A. laciniatum Urb. 1. c.; Rob. (1), 
184.—Cuartes Isu.: on the rim of a crater at 1550 ft. (no. 
3046). Further distr. W. S. Am. 
A. leptophyllum (DC.) F. Muell, acc. to Benth. Fl. Aust. 
III. 372 (1866). Helosciadium leptophyllum DC. Mém. Soc. 
Phys. Genéy. IV. 493 (1828). A. leptophyllum F. Muell. 1. c. ; 
Rob. (1), 184.—Asinepon Ist.: common among rocks in 
open grassy country around 1100 ft. (no. 3049). ALBEMARLE 
IsL.: Iguana Cove, Snodgrass and Heller ; Tagus Cove, abund- 
ant in shady places at 4000 ft. (no. 3048) ; Villamil, common, 
700-3150 ft., (no. 3047). CHatHam Ist.: Wreck Bay, in 
open grassy country around 900 ft. (no. 3050). James Ist. : 
Darwin. Widely distributed. 
Centella L. 
Clasiatica (1) Usb) in Mart. Fl. Bras! X1;1, 287 (1879)" 
Hydrocotyle asiatica L. Sp. Pl. 234 (1753). C. asiatica Urb. 
1. c.; Rob. (1), 184—ALBEMARLE Ist.: Villamil, common in 
moist protected places among rocks at 1500 ft. (no. 3050). 
CHATHAM Ist.: Wreck Bay, abundant in grassy country above 
1200 ft. (no. 3052). Duncan Ist.: in protected places 
around 1250 ft. (no. 3053). Widely distributed. 
Hydrocotyle L. 
H. galapagensis Rob. (1), 184—Cuarnuam IsL.: upper 
regions, Baur. Endemic. 
Petroselinum Koch 
P. sativum Hoffm. Gen. Umb. 177 (1814); Rob. (1), 184. 
—CHARLES Ist.: Andersson. Introduced from the Old 
World, according to Rob. 1. c. 
