Vol. I] STEWART— BOTANY OF THE GALAPAGOS ISLANDS 19 



IsL. : Wreck Bay, occasional in moist shady places at 650 ft. 

 (no. 960). Indefatigable Isl. : Academy Bay, occasional 

 in open places in the vegetation at 550 ft. (no. 963). James 

 Isl. : James Bay, common on moist shady banks at 2750 ft. 

 (nos. 961-962). Further distr. S. Am. 



D. parasitica (L.) O. Ktze. Rev. Gen. II. 811 (1891). 

 Polypodium parasiticum L. Sp. PI. 1090 (1753). Nephro- 

 dium molle Desv. Mem. Soc. Linn. VI. 258 (1827) ; Rob. (1), 

 110. — Albemarle Isl. : Iguana Cove, Snodgrass and Heller; 

 Villamil, in lava caverns at 1350 ft. and in protected places 

 at 3150 ft. (nos. 904-905). Charles Isl. : common on moist 

 rocks at 1000 ft. (nos. 908-910). Chatham Isl.: Wreck 

 Bay, occasional in shady places at 1000 ft., abundant at 2100 

 ft. (nos. 906-907). Duncan Isl.: occasional in moist 

 shady places at 1300 ft. (no. 911). James Isl.: James Bay, 

 abundant around 2000 ft. (nos. 912-913). Further distr. 

 Mex., W. Ind., S. Am., tropics of the Old World. 



D. pseudotetragona Urban, Symb. Ant. IV. 20 (1903). 

 Nephrodium tetragonum Presl, Rel. Haenk. I. 35 (1825). — 

 Indefatigable Isl. : Academy Bay, common in dense shade 

 above 550 ft. (nos. 884-885). Further distr. southern U. S., 

 Mex., northern S. Am. 



D. reticulata (L.) Urban, Symb. Ant. IV. 22 (1903). 

 Polypodium reticulatum L. Syst. Nat, ed. 10, 2, 1352 (1759). 

 Indefatigable Isl. : Academy Bay, rare in shady places 

 above 550 ft. (no. 900). Further distr. Mex., W. Ind., north- 

 ern S. Am. 



D. rudis (Kze.) C. Chr. Ind. 289 (1905). Polypodium 

 rude Kze. Linnaea XIII. 133 (1839); Rob. (1), 113.— 

 Galapagos Ids. : Capt. Wood. Further distr. Mex., northern 

 S. Am. 



D. tricholepis (Bak.) C. Chr. Ind. 298 (1905). Nephro- 

 dium tricholepis Bak. Hems. Biolog. Cent. Am. Bot. III. 651 

 (1885). — Chatham Isl.: Wreck Bay, common in moist 

 places at 2000 ft. (no. 914). James Isl.: James Bay, com- 

 mon at 2150 ft. (no. 915). Further distr. Mex. 



