456 ALSOPUILA. 



scales ; veins 8-10-jugate, pinnate in ihe lobes ; sori minute, subcostular ; iM. 

 small, membranous, depressed, glabrous. 



Hab. Lord Howe's Island, C. Moore. 



19*. H. Melleri, Baker ; fr. ample, tripinnate ; rachises brown-stramineous, 

 glossy, naked ; pinnce oblong-lanceolate, 1-1| ft. 1, ; pinnl. sessile, close, 2J-3 

 in. 1., i in. br., cut down to the rachis ; seffm. ligulate, blunt, denticulate, ^ in. br. ; 

 texture moderately firm ; both sides green, naked, except the ribs above ; veins 

 9-10-jugate, forked, distinct ; sori minute, subcostular ; inv. depressed, mem- 

 branous, glabrous. 



Hab. Madagascar, Dr. Meller. — Very near R. Junghuhniana, but not so firm in tex- 

 ture, with broader distinct segments, and a more conspicuous involucre. 



VI.— ALSOPHILA. Page 33—45. 



3*. A. Upinnatifida, Baker ; st. short, slender, castaneous, naked, smooth ; 

 rachis naked below ; fr. 2-3 ft. 1., oblong, bipinnatifid, narrowed from the middle 

 gradually to both ends ; central pinnce short-stalked, ligulate, 4-5 in. 1., f in. br., 

 cut down to a narrow wing into close blunt ligulate subentire lobes, 2 lin. br., 

 lower 2-3 in. 1., deflexed ; texture membranous ; both sides gi-een, especially the 

 upper, bristly on the ribs, not scaly ; veins 8-9-jugate, distinct, forked j sori 

 minute, placed at the fork nearer the midrib than the edge. 



Hab. British Guiana, Appim, 1032. 



4*. A. Glaziovii, Baker ; fr. ample, bipinnate ; pinnce oblong-lanceolate, 1-1 ^ 

 ft. 1. ; pinnl. 12-16-jugate, distinctly stalked, ligulate, 2-25 in. 1., 6-7 lin. br., 

 inciso-crenulate ; texture subcoriaceous ; both surfaces naked ; veins distinct, 3-4 

 in the central groups ; sori in a single row, a short distance from the midrib. — 

 Fl. Bras.fase. 49.^. 592. 



Hab. Eio Janeiro,' Oladou, 3582. 



6*. A. sagittifolia, Hk. ; fr. oblong-deltoid, 4-6 ft. 1., bipinnate ; rachises stra- 

 mineous, muricated, with a few adpressed pale scales beneath ; pinnce lanceolate, 

 j-1 ft. 1., the lower shorter, deflexed ; pinnl. sessile, ligulate, crenulate, cordate 

 on both sides at the base, l-lj in. 1., under ^ in. br. ; texture rigidly coriaceous ; 

 both sides green and glabrous, the lower with a few minute broad white scales 

 on the ribs ; veins 3-6 to a group ; sori large, irregularly uniserial, midway between 

 the edge and midrib of the pinnules. 



Hab. Trinidad, Cruger, Prestoe. 



6*. A. pterorachis, Baker ; fr. deltoid, bipinnate, 1 yd. 1. ; St. and rachis grey- 

 stramineous, smooth, glabrous ; basal scales lanceolate, brown, with a pale border; 

 lower ^2»MCB stalked, lanceolate, 5-6 in. 1., 1^-2 in. hv. ; pinnl. close, ligulate- 

 oblong, under J in. br., inciso-lobate, the lowest free, many central cuneate at 

 base, connected by a narrow wing ; texture membranous ; both sides bright- 

 green, glabrous, the lower with a few minute broad white scales on the ribs ; 

 veins in pinnated groups, with 2-3-jugate veinlets to each lobe; sori minute, irre- 

 gularly 1-2-seiial, midway between the edge and midrib of the pinnules. 



Hab. Tarapoto, East Peru, Spruce, 4717. 



6*. A. paucifolia, Baker ; fr. 2-3 ft. 1., oblong, bipinnate ; st. | ft., black ; 

 basal scales lanceolate, black, with a brown edge ; rachis black, naked on the 

 under side ; pinnce sessile, central 6-7 in. 1., 1 in. br., cut down to rachis, lower 



