32 6. ALSOPIIILA. 



1. A. hkcMoides, Hk. ; fr. pinnate ; pinnce coriaceo-membranaceous, glossy, 

 6-12 in. 1., lanceolate, suddenly acuminate and serrate at the apex ; sort (mixed 

 with copious long hairs) scattered in very irregular lines near the costa, sometimes 

 extending towards the margin. — Hk. Sp. 1. p. 35. Metaxya, Pr. Polypod. Sw, 

 P. Parkeri, JSS;. & Gr. Ic. F. t. 232. A rostrata, Mart. 



Hab. W. Ind. and Trop. America.— Eemarkable for the large nearly entire pinnae. 



2. A. pheffopteroides, Hk. ; caud. 3 ft. 1. ; st. unarmed, short, 3-4 in. 1., clothed 

 with large lanceolate, glossy, black scales having a pale margin ; /r. 1^-2 ft. 1., 

 subcoriaceous, -black-green above, paler beneath, villous on both sides, especially 

 beneath, with long spreading hairs, broad-lanceolate, acuminate, pinnatifid at 

 the apex, lowest ones reflexed ; pinnce sessile, 3-4 in. 1., 8-9 lines w., oblong, 

 shortly and bluntly acuminated, deeply nearly to the costa pinnatifid ; lobes 

 oblong, very obtuse, entire, thj margin a little recurved ; veins forked ; son at 

 the fork, in a line between 1he costule and the margin ; rachis and costm beneath 

 shaggy with whitish hairs, mixed with brownish, narrow scales. 



Hab. Tarapola, E. Peru, Spruce, n. 4020. — A very peculiar species from the shortness 

 of the stipes, the simply pinna to-pinnatifid frond (resembling some Lastrea or PTiegopteris), 

 and the hairy clothing, brown and shaggy beneath. 



3. A. pubescens, Baker ; st. |-1 ft., brown-stramineous, not muricated ; rachis 

 with fine spreading grey hairs below, not scaly ; fr. oblong, bipinnatifid, 3-4 ft. 1.; 

 pinnce ligulate, central 5-6 in. 1., |-1^ in. br., shortly stalked, the lower reduced, 

 cut down to a narrow wing into close entire blunt lobes 2-3 lin. br. ; texture 

 moderately firm ; both sides finely downy all over, not at all scaly ; veins 

 10-12- jugate, indistinct, deeply forked ; sort near the midrib at the fork. — A 

 paleolata, S^n. Fil. edit. \.p. 32. ex parte, non Mart. 



Hab. Peru, LecTikr, 2190; Spruce, 4912; New Granada, fMi-die.— " Caudex 6-10 ft. 

 high, slender, flexuose, marked with oval soars." — Spruce. 



4. A. Tcenitis, Hk. ; fr. ample, coriaceo-membranaceoug, bipinnate ; pinnl. 

 distant, 3-6 in. 1., lanceolate, acuminate, glabrous, subentire, petioled ; petiole 

 articulated on the rachis ; sori in a single series, equidistant between the costa 

 and the margin, mixed with long, copious hairs. — Hk. Sp, 1. p. 35. A. excelsa. 

 Mart. Cr. Bras. t. 27 and 37. Trichopteris, Pr. 



Hab. Brazil, 



6. A. eleffcms, Mart.; «J. aculeated ; fr. bipinnate, carnoso-coriaceous ; pinnl. 

 distant, 2-2J in. 1., linear lanceolate, suddenly acute, obtuse at the base, petioled, 

 slightly ferruginously woolly and subpaleaceous beneath ; sori in 2 or 3 series, 

 forming an unequal, broad, and more or less interrupted series nearer the costa 

 than the margin. — Mart. PI. Or. Bras. p. 03 and 38. Hk. S. 1. p. 36. 



Hab. Brazil ; apparently rare. A . crenata, Xunze, is a form with pinnules distinctly 

 inciso-crenate. 



6. A. marginalis, Kl. ; fr. ample, subcoriaceous, glabrous, bipinnate: prim, 

 ptnnw 12-14 m. 1., 4^ m. w., pinnated, pinnatifid at the apex, oblong, acuminate • 

 ptnnl. approximate, truncated at the base, quite sessile, oblong, subfalcato-obtuse 

 entire, subsmuate at the margin ; sori in a single line, formmg a flexuose conti- 

 nuous series a little within the margin ; prim, rachis very paleaceous.—^/ in 

 Lmn. 18. p. 642. 



Hab. Brit. Guiana, E. Schmnhm-gk, n. 1129.— A well-marked and very distinct species. 



** Bi-tripinnate or decompound. Sp. 6-63. 



7. A. Miersii, Hk. ; rachis aculeate ; fr. firm-membranaceous, bipinnate 

 glabrous ; przm. pinnce 2 ft. or more 1., pinnated to the very apex ; pinnl. 



