42 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th Ser. 



in tufaceous soil on the lower parts (no. 1062). Charles Isl. : 

 rare among rocks at 50 ft., common at 1450 ft, (no. 1063). 

 Chatham Isl. : Andersson; Baur. Gardner Isl. (near 

 Hood Isl.): (no. 1065). Indefatigable Isl.: Academy- 

 Bay, occasional at 100 ft. (no. 1067) ; southeast side, common 

 at 450 ft. (no. 1066). Narborough Isl.: south and east 

 sides, Snodgrass and Heller; north side, common on lava beds 

 near the shore (no. 1068). Seymour Isl., south : Snodgrass 

 and Heller. Tower Isl. : dried remains, the specific identity 

 of which is somewhat in doubt, (no. 1069). Wenman Isl.: 

 common on tops of the cliffs. Possibly this is the species of 

 which Mr. Heller noticed dried remains on the islet north of 

 Wenman, mentioned by Robinson ( 1 ) , 25 1 . Endemic. 



C. polystachyusRoth. Desc. & Ic. 39, t. 11, f. 1 (1786). C. 

 fugax Liebm. Mex. Halv. 8 (1850) ; Rob. (1), 127.— Chath- 

 am Isl. : Wreck Bay, Baur. Widely distributed. 



C. rotundus Hook. f. (3), 177; Rob. (1), 128.— Albe- 

 marle Isl. : Macrae. The specific identity of the Macrae 

 specimen is somewhat in doubt. Endemic? 



C. rubiginosusHook. f. (3), 178; Rob. (1), 128.— Charles 

 Isl.: Darwin. Chatham Isl.: Wreck Bay, abundant in 

 moist places, 450-700 ft., (no. 1070). Duncan Isl.: abund- 

 ant among rocks at 1000 ft. (no. 1071 ) . Endemic. 



Var. cornutus Rob. (1), 128. Mariscus cornutus Anderss. 

 (1), 151. C. cornutus Anderss. (2), 53, t. 13, f. 1.— Bar- 

 rington Isl.: common around dried pools (no. 1074). 

 Charles Isl.: Andersson. Duncan Isl.: Snodgrass and 

 Heller. Seymour Isl., south : Snodgrass and Heller. En- 

 demic. 



C. strigosus L. Sp. PI. 47 (1753); Rob. (1), 128.— 

 Charles Isl. : Darzvin. Chatham Isl. : Andersson. Fur- 

 ther distr. U. S. 



C. suranimensis Rottb. Descr. Nov. PI. 35, t. 6, f. 5 (1786) ; 

 Rob. (1), 129.— Chatham Isl.: Wreck Bay, in open grassy 

 areas at 1750 ft. (no. 1075). James Isl.: Darzvin. Further 

 distr. S. U. S., Mex., W. Ind., S. Am. 



