An Encyclopedia of Horticulture. 



55 



AlsopMla — contimied. 



both sides bright green, slightly hairy on the ribs, not scaly, sori 

 minute, medial ; texture herbaceous. Tropical America ; very 

 common. A very eltective stove species. Sv.N. A. ferox, &c. 

 See lig. 64. 



A. armata (armed).* fronds ample, tripinnatifid or tripinnate. 

 rnc/iises .stramineous, densely pilose ; pinna; oblong-lanceolate, lift, 

 to 2(t, long ; pinnules liguhite-lanceolate, sessile, 3in. to Sin. long, 

 3in to lin. broad ; segments falcate, blunt, one to one and a half 

 lines broad, subentire or toothed ; both sides densely pilose on the 

 ribs, not scal.v. sori snbcostular. Tropical America ; extremely 

 abundant. Stove species. 



Alsophila— confinued. 



or less villous on the costs and costule above, and very minutely 

 bullato-paleaceous beneath, often quite naked, from 6ft. to 30ft. 

 long ; primary pinns IJft. long, 6in. to lOin. wide ; pinnules 3in. to 

 lin. long, Jin. to ijin. wide, oblong, acuminate, deeply pinnatifid, 

 or towards the blse even pinnate ; ultimate pinnules or lobes 

 oblong, acute, serrated, subfalcate. sari copious, rather small 

 New Holland, Ac, 1833. A very handsome greenhouse species. 

 A. comosa (hairy). Synonymous with A. Smttiana. 



*:*'?J?«*?'*,°^-^'^°"^'^™''!'^*'"='-* '^?."; slender, growing from 20ft. 

 to tiutt. high. s(i. and rachues purplish brown, glossy, aculeate. 

 Jrunds 6ft. to 10ft. long, ample, glabrous, deep green above, glau- 



FiG. 63. Alpin 

 A. aspera (rough).* cnu. slender, 10ft. to 30ft. high. sti. and 

 rac/mi's strongly aculeated ; niahi and partial rachia above stri- 

 glllose, slightly scaly beneath and on the costa, the rcf t glabrous, 

 often glos.sy. fronds liipinnate; pinnules shortly petiolate, oblong ' 

 apex acuminated, pinnatilid half or two-thirds of the way 

 down to the costa: b.lies oblong-ovate, often acutelv serrulate: 



, , . - „ -vate, often acutely serrulate: 



costa hearing small, deciduous, bullate scales beneath, sari very 

 deciduous. West Indies, &c. Stove species. 

 A. australis (southern).* sti. with very long, firm, subulate 

 scales, IJft. long, and as well as the main rachises, muricato- 

 asperous, stramineous, fronds ample, subglaucous beneath, more 



lA VITTATA. 



cons beneath ; primary pinnaa 2ft. or more in length, oblong-ovate, 

 acuminate ; pinnules sessile, 4in. to Sin. long, (in. to lin. wide, 

 deeply pinnatiHd, lincir-oblong, sub-falcate, entire. sori nearer 

 the costule than the margin. Java and Malaya. Stove species. 

 Sv.v. A. fjlauca. 



A. Cooper! (Cooper's).* fronds ample, tripinnate. rachises stra- 

 mineous, muricated, glabrous beneath ; basal scales large, linear, 

 pale, spreading ; pinnae oblong-lanceolate, l§ft. to 2ft. long ; pin- 

 nules ligulate, 4in. to Sin. long, Jin. to lin. broad, lowest long- 

 stalked ; segments ligulate, blunt, toothed, one and a half to two 

 and a half lihes broad. »ori small. Queensland, &c. Greenhouse. 



