706 FILICES. 



inserted, either at the forking of the veinlets, or more rarely at the back of one of their 

 branches, though, as there is no indusium, there can be no doubt of its being an Alsopkila. 



335. H. horrida, R. Br. Leaves pinnatisect ; segments piwnatijiariiie (or pinnatisect 

 at the base), sessile, seoondary lanceolate-acuminate, entire or serrulate above : most vein- 

 lets 3-4-partite, superior free , petiole prickly ; sori in. a continuous, irregular, juxta- 

 marginal line. — Flnm. Ml. t. 8. ffooi. Gen. t. 4 : analyt. — Polypodinm, L. — Trunk low, 

 but often " 1' diam." (Prf.) ; segments li'-2', seeondary 3"-3" long, the latter 6"'-8"' 

 broad. — Hab. Jamaica !, Macf., Pd., Bancr. ; S. Vincent I ; Trinidad I ; [Cuba ! to French 

 islands; Venezuela!, Peru!]. 



336. H. Hookeri, Fee. Leaves pinnatisect : segments pinnafipartite, pinnatisect at 

 the base, sessile, secondary lanceolate-acuminate, coarsely crenate below the subentire 

 summit : veinlets pinuately divided, all, except the lowest, free : rhachis muricate ; sori in 

 a continuous, regularly sinuate line. — Hook, Spec. t. 15. — H. horrida, Moofe. {ex parte). 

 — Habit and proportions of the preceding, bnt vein-branches numerous, usually 4— 3-jugfd. 

 —Hab. Jamaica !, Macf. ; [Cuba !, Lind. 1735]. 



337. H. Imrayana, JSoole. ! Leaves pinnatisect : segments pinnaiipartite, sessile, 

 secondary oblong-lanceolate, shortly acuminate, bluntly serrate, or subentire below the 

 serrulate summit : veinlets pinnately divided, all, except the lowest, free : rhachis unarmed ; 

 sori in a continuous, irregular, juxtamargin(d line. — Hook. Ic. t. 669. — Segments 1', 

 secondary li" long, the latter 4"'-5"' broad, superior gradually shorter : veinlets usually 2- 

 jugal. — Hab. Dominica!, Imr.; [Guadeloupe!]. 



338. 13,. gta,n&i{a&A, Spreng. leaves pinnatisect : segments pimmtifid to beyond the 

 middle, gradually less divided toward the summit, sessile : lobes oblong, blunt, serrulate at 

 the top or subentire : most veinlets 2-3-partite, all, except the lowest, free ; rhachis un- 

 armed : petiole " prickly ;" sori in a regular, juxtamarginal line, continuous or interrupted 

 at the summit of the lobe, innermost approaching the midrib. — Plum. Fit. t. 26. Hook. 

 Spec. t. 14. B. — H. Kohautiana, Kee. ! (ex Sieb. Mart. 375). — Segments 10"-12" long, 

 about l-i" broad, lobes 4'" broad. — Hab. Jamaica; S. Kitts, S.Vincent ! ; Trinidad!, Lockh.; 

 [French islands !], 



339. H. obtusa, ^aw^. Ij&mes ^maaimect : segments pinnatijid to about the middle, 

 gradually less divided towards the summit, sessile : lobes subfalcate-oblong, bluntish, serrulate : 

 most veinlets simple or forked, all, except the lowest, free: ribs paleaceous beneath : rhachis 

 unarmed or "nearly so :" petiole "prickly below;" sori in a regular, juxtamarginal line, 

 continuous, innermost approaching the midrib. — Segments 6''-8" long, 1" broad, lobes 3'" 

 broad. — Hab. S.Vincent!, Guild.; [Martinique!; Venezuela!]. 



340. JEI. speciosa, Kaulf {non Hook.). Leaves pinnatisect : segments shortly pinnoi- 

 tifid to about onefourth, sessile : lobes obliquely ovate-roundish, serrulate at the rounded 

 summit : veinlets forked or simple, anastomosing below the sinus -. ribs not paleaceous : 

 rhachis and- petiole unarmed ; sori in a regular, deeply sinuate line, continuous, exterior 

 parallel to the margin, innermost distant from the midrib. — Mart. Ic. Crypt. Bras. t. 48. 



f. 2. Hook. Spec. t. 14. J. : sori too near the midrib. — Cyathea, Humb. sec. Kl. H. 

 subincisa, Kze, H. obtusa. Hook, (ex parte). — Segments 1' long, IJ" broad, lobes 4"'-5"' 

 broad. — Hab, Trinidad !, Lockh., Sch. ; [Venezuela, Guiana 1, Peru !]. 



