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



the higher elevation, (nos. 841-842) ; northwest side, among 

 rocks at 900 ft., (no. 1027) ; southeast side, common on shady 

 rocks at 625 ft. (no. 843). James Isl. : James Bay, abundant 

 in lava caverns at 900 ft., and in moist shady places at 2150 ft., 

 where it reaches a height of 18 inches, (no. 838). Narbor- 

 OUGH Isl.: in the upper moist regions (no. 840). - Further 

 distr. general in tropical regions. 



A. laetum Sw. Syn. Fil. 79, 271 (1806) ; Rob. (1), 107.— 

 Chatham Isl. : Capt. Wood. Further distr. Mex., W. Ind., 

 S. Am. 



A. lunulatum Sw. Syn. Fil. 80 (1806); Rob. (1), 107.— 

 Charles Isl. : Lee. Further distr. general in tropical regions. 



A. myriophyllum (Sw.) Presl, Rel. Haenk. I. 48 (1825). 

 Caenopteris myriophylla Sw. Schrad. Jour. 1800, 2, 60 (1801). 

 Asplenium rhizophyllum Kze. Linnaea, IX. 71 (1834); Rob. 

 (1), 107. — Galapagos Ids.: Capt. Wood. James Isl.: Dar- 

 win. Further distr. general in tropical regions. 



A. praemorsum Sw. Prod. 130 (1788). A. furcatum 

 Thunb. Prodr. Fl. Cap. 172 (1800); Rob. (1), 107.— Albe- 

 marle Isl. : Tagus Cove, in lava caverns on the west side of 

 the mountain at 2200 ft. (no. 847) ; Villamil, occasional on 

 trees in the upper moist regions, specimens taken at 1350 ft. 

 (no. 846). Indefatigable Isl.: Academy Bay, occasional 

 in leaf mold at 425 ft. (no. 848). Narborough Isl.: (no. 

 852). James Isl. : James Bay, occasional on the branches of 

 trees at 2150 ft (nos. 850-851) Further distr. general in 

 tropical regions. 



A. pumilum Sw. Prod. 129 (1788). — Charles Isl.: in 

 moist lava crevices at 1000 ft. (no. 853). Indefatigable 

 Isl. : Academy Bay, common in leaf mold in open places in 

 the vegetation at 425 ft. (no. 854). Further distr. Mex., 

 W. Ind., northern S. Am. 



A. rutaceum (Willd.) Metten. Asplen. 129, t. 5, f. 32-33 

 (1859). Aspidium rutaceum Willd. Sp. V. 266 (1810). 

 Asplenium rutaceum Metten. 1. c. : Rob. (1), 108. — Gala- 



