FILICES. 649 
Aspidium patens, Swartz; Eaton, Ferns N. Am. ii. p. 182, t. 70, et in Proc. Am. Acad. xviii. 
. 188. . 
Lastrea patens, Presl, Tent. Pterid. p. 75; Liebm. Mexicos Bregner, p. 119. 
Aspidium abruptum, Mart. et Gal. Foug. Mex. p. 65, non Kunze, ex Fourn. 
Lastrea abrupta, Liebm. loc. cit. p. 122, non Presl. 
Phegopteris rudis, Fourn. Mex. Pl. Enum. i. p. 89, partim non Mett. Fil. Hort. Lips. p. 83. 
Aspidium lugubre, Fourn. loc. cit. an Mett. ? 
Aspidium conspersoides, Fée, et A. geropogon, Fée; Fourn. loc. cit. p. 95 (species propriz). 
Aspidium macrourum, Fourn. loc. cit., pro parte. 
Aspidium albicaule, Fée, 8° Mém. Foug. p. 102; Fourn. loc. cit. p. 94. 
SoutH CaroLina to Fioripa, Texas, and Catirornia.—Norra Mexico, San Miguelito 
Mountains (Schaffner, 965); Sournh Mexico, very common (Bourgeau, 1442, 1648: 
lugubre, Fourn., 1319 ; geropogon, Fourn., 2355 ; rudis, Fourn., 2367, 2779 ; macrourum, 
Fourn.; Linden, 1526, 1529; Ghiesbreght, 372); Guatemata (Salvin & Godman) ; 
Nicaragua (Sinclair)—Southward to CuILi, and widely spread in warm parts of the 
Otp Wortp. Hb. Kew. 
24. Nephrodium (Lastrea) patulum, Bak. in Hook. et Bak. Syn. Fil. p. 276. 
Nephrodium (Lastrea) mexicanum, Hook. Sp. Fil. iv. p. 138, t. 267. 
Aspidium mexicanum, Kunze in Linnea, xii. p. 147; Fourn. in Bull. Soc. Bot. France, xix. p. 225, 
et Mex. Pl. Enum. i. p. 97, var. a. obtusilobum et var. 8. acutilobum. 
Aspidium paupertinum, Roem. ex Kunze in Linnea, xviii. p. 345. 
Aspidium leptorrhachis, Kunze in Linnea, xviii. p. 346. 
Aspidium roseum, Fourn., et A. indecorum, Fourn. loc. cit. ? ' 
Lastrea indecora, Liecbm.?, L. leptorrhachis, Liebm., et L. paupertina, Liebm. Mexicos Bregner, 
pp. 119 et 120. 
Aspidium apertum, Fée, et A. inquinans, Fée ? 
Polystichum cystopteroides, Nees in Linnea, xix. p. 685, teste Kuhn, ex Fourn. 
North Mexico, Cerro de Pinal (Seemann, 1449); Sourh Mexico, Mirador (Lieb- 
mann), Chiapas &c. (Ghiesbreght), region of Orizaba (Bourgeau, 2148, 2360 bis) ; 
GuaTEMALA, Alotenango and Volcan de Fuego (Godman & Salvin) ; Nicaracua, Chon- 
tales (Tate, 134), Omotepe (Lévy, 207); Cosra Rica (Harrison); Panama, Empire 
Station (S. Hayes, 377).—West Inpizs to Braziu and Ecuapor. Hb. Kew. 
25. Nephrodium (Lastrea) puberulum, Bak. in Hook. et Bak. Syn. Fil. 
ed. 2, p. 499. 
Aspidium puberulum, Fée, 10° Mém. Foug. p. 40; Fourn. Mex. Pl. Enum. i. p. 95. 
Sout Mexico, region of Orizaba and Cuernavaca (Bourgeau, 2361, 1318, 1320), 
Huatusco (Schaffner). Hb. Kew. 
26. Nephrodium (Lastrea) rigidum, Desv. ; Hook. Sp. Fil. iv. p. 20; Hook. 
et Bak. Syn. Fil. p. 275. 
Aspidium rigidum, var. argutum, Haton, Ferns N. Am. ii. p. I, t. 46. 
Oregon to CaLIForntA.—Norta Mexico, Sierra Madre (Seemann); Soura Mexico, 
valley of Mexico (Schmitz).—Eurorr; Asta Minor. Hb. Kew. 
BIOL, CENTR.-AMER., Bot. Vol. II]., December 1885. 40 
