AN ENCYCLOPAEDIA 
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OF HORTICULTURE. -55 
Alsophila—continued, . 
both sides bright green, slightly hairy on the ribs, not scaly. sori 
minute, medial; texture herbaceous, Tropical America; very 
common. A Very effective stove species. SYN. A. ferox, &c. 
See Fig. 64. ` x 
-A. armata (armed).* fronds ample, tripinnatifid or tripinnate. 
. ræchises stramineous, densely pilose ; pinnæ oblong-lanceolate, 1}ft. 
to 2ft. long ; pinnules ligulate-lanceolate, sessile, din. to 5in. long, 
žin 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 scaly. sori suhcostular. ‘Tropical America; extremely 
abundant. Stove species. _ j a 
ku 
= 
aspera (rough).* i: slender, 10ft to 30ft. high. sti. and 
oe ee aculeated ; main and partial rachis above stri- 
8 e, slightly scaly beneath ‘and on the costa, the rest glabrous, 
Fic. 63. ALPINTA VITTATA, 
often glossy. fronds bipinnate; pinnules shortly petiolate, oblong ; ~ 
apex acuminate, pinnatifid’ half or two-thirds of the- wa: 
, - he way. 
— E the costa ; lobes oblong-ovate, often acutely serrulate ; 
decid caring small, deciduous, bullate scales beneath. sori very 
a eci ari West Indies, &c, Stove species, ~ 
> A. australis (southern).* sti, with very long, firm, subulate 
; cee lift. long, and as well as the main Pathiows, ‘miwicato- 
asperous, stramineous, frente nagia; sttbglaucous beneath, more 
ae t 
Alsophila—continued. kz i — 
or less villous on the costs and costule above, and very minutely 
bullato-paleaceous beneath, often quite naked, from óft. to 30ft, 
long ; primary pinne 14ft. long, 6in. to 10in. wide ; pinnules 3in. to 
4in. long, din. to fin. wide, oblong, acuminate, deeply pinnatifid, 
or, towards the base even pinnate ; ultimate pinnules or lobes 
oblong, acute, serrated, subfalcatey sori copious, rather small. 
New Holland, &c., 1833. A very handsome nhouse species, 
A. comosa (hairy). Synonymous with A. Sebttiand, f 
A. contaminans(contaminating).* cau. slender, growing from Z0f 
to 50ft. high. sti. and rachises purplish brown, glossy, aculeate. 
Jronds 6ft. to 10ft, long, ample, glabrous, deep green above, glau- 
ccus beneath’ primary pinnm 2ft. or more in length, oblong-ovate, 
acuminate; pinnules sessile, 4in.»to Sin. long, din, to lin. wide, 
deeply pinnatifid, linear-oblong, sub-faleatey entire. sori nearer 
the costule thanthe margin, “Java and Malaya. Stove species, 
Syn. A. glauca. : ; 5 
A. Cooperi (Cooper’s).* fronds añ 
mineous, muricated, glabrous beneath 
pale, sp ing ; pinne oblong-langeola 
nules ligulate, 4in. to Sin, Jong, Fm. 
stalked ; segments lig te, blant, 
and a half lines broad. sori small, 
e E 
ž 
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