48. POLYPODIUM, EUPHEGOPTER1S. 307 



Hab. Guadeloupe, L'Herminitr. Habit not unlike that of the least-divided forms of 

 N. Filix-mas. 



17. P. (Pheg.) refulgens, Klotzsch ; st. 1 ft.l., clothed with bright-brown scales 

 throughout ; fr. 1| ft. 1., 1 ft. br. ; pinnae 6-8 in. L, l-l in. br., cut down to the 

 centre into close oblong obtuse slightly-toothed lobes in. br., the lower pinnse 

 stalked and rather narrowed at the base ; texture herbaceous ; rachis and main 

 veins above densely downy, the veins beneath with yellowish glandular hairs 

 and reddish setaceous scales ; veinlets simple, 7-12 on each side ; sori medial. 

 Phegop. Mett. Fil. Nov. Gran. p. 240. 



Hab. Panama, Columbia, and Guiana. Habit of Neph. caripcnse. 



18. P. (Pheg.) rude, Kze. ; st. 1^-2 ft. 1., scaly towards the base, villose 

 upwards ; fr. 3-4 ft. or more 1., 12-18 in. br. ; pinnce 8-12 in. 1., \\ in. br., cut 

 down nearly to the rachis into subfalcate entire lobes J in. br., the lower pinnae 

 not reduced, but with a gland at the base and the lower lobes small ; texture 

 subcoriaceous ; rachis conspicuously villose and under side less so ; veinlets 

 simple, 12-16 on a side ; sori submarginal. Hk. Sp. 4./>. 243. Glaphyropteris, 

 Presl. 



Hab. Mexico to Peru. Neph. piloso-hispidum, Hk. Sp. 4. p. -105, seems to belong 

 here, and I cannot distinguish an involucre. 



19. P. (Pheg.) decussatum, L. ; st. 2-3 ft. L, stout, erect, scaly towards the 

 base, polished upwards, sometimes slightly muricated ; fr. 3-4 ft. or more L, 

 12-18 in. br. ; pinnce 8-12 in. 1., 1-1^ in. br., cut down nearly or quite 

 to the rachis into close spreading entire blunt lobes 1-1| lin. br., with a large 

 subulate gland at the base beneath ; texture subcoriaceous, rigid ; rachis and 

 both sides nearly naked ; veinlets simple, close, 20 or more on a side ; sori in 



rows near the midrib. Hk. Sp. 4. p. 244. Glaphyropteris, Presl. 



Hab. West Indies and Panama southward to Peru and Brazil. 



20. P. (Pheg.) unisorum, Baker ; st. tufted, slender, 1 in. L, dark purplish- 

 brown, clothed throughout with linear scales ; fr. 2-3 in. 1., 1 in. br., oblong- 

 lanceolate ; pinnce horizontal, with a roundish terminal lobe l|-2 lin. each way, 

 and 1-2 smaller sessile ones on each side ; texture coriaceous ; rachis densely 

 scaly like the stem ; both sides naked ; veins immersed, flabellate ; one large 

 sorus at the base of each lobe. 



Hab. Mount Eauai, Sandwich Isles, Hillebrand. A very curious and distinct little 

 plant. 



21. P. (Pheg.) platylobum, Baker ; st. 12-18 in. 1., firm, erect, scaly towards 

 the base, finely villose upwards ; fr. 2-3 ft. 1., 1 ft. or more br. ; central pinnce 

 6-8 in. L, 1-1 j in. br., cut down to the rachis in the lower part into blunt oblong 

 nearly entire subfalcate lobes % in. br. ; lower pinnce slightly reduced ; rachises 

 densely villose ; under surface nearly naked ; texture herbaceous ; veinlets about 

 6 on a side, the lower ones forked ; sori almost marginal. P. rotundatum, 

 Hk. Sp. 4. p. 238. (non Willd.) 



Hab. Tarapota, N". E. Peru, Spi~u.ce, 4656. 



22. P. (Pheg.) fibrillosum, Baker; at. 1 ft. or more 1., densely clothed 

 throughout with spreading fibrillose scales ; fr. 1^-2 ft. L, 1 ft. br. ; lower 

 pinnce the largest, sessile, 6 in. 1., 1| in. br., cut down within 1 lin. of the rachis 

 into close, blunt, nearly entire falcate lobes 3-4 lin. br. ; texture herbaceous ; 

 rachis fibrillose and upwards villose ; both sides nearly naked ; veinlets forked, 

 6-8 on a side, with the sori close to the midrib. 



Hab. Andes of N. E. Peru, iSpruce t 4742. 



