i 
S 
"m 
4spidium.] CXLVII. FILICES. 753 
A page genos, distributed over avery part of the globe sioe njia to oprana 
with nearly as great a variety of division and ven the fron g only 
L BRA of an indusium which in several n 1 pp is f 
= 16 Australian species ha very general distribution in the New and the 
nod seven d to itho Old World, chie yin the Pacific 
thr remaining ones are as faras yan endem 
Fronds pinnate, with numerous nearly equal pinnze articu- 
late on a long rhachis. Soriinar regular row close to or 
s not far from the margin (Nephro lepis). 
man rather rigid, obliquely araeir or cordate at the 
Pinna rarely above 1 in. long, vec cordate . I eer iria 
xm æ 2 to 5 in., obliquely t truncate atthe base . "EO ER AD. 
inn; membranous, n and tapering "e the base on 
3. A. ramosum. 
E 
R 
1 each lobe, the vein inlets under adjoining 
ting uniting in a vein leading to the sinus (Nephro- 
dium 
Lower e ees pepe cim the others. 
Sori ro the ns of the lobes sands 
A. A. unitum. 
inued di 5. A. pteroides. 
Bowie ore g ny Bes de sexe and dist 
"nsa rarely above 2 ft. long. Lobes of med pinne 
r obtuse or acute 
Fronds ofin 4 to à ft. long. " Lobes of the pinnæ » broad, 
Fro à obtuse or trunca 
aes deeply pinnatifid or pinnate, with roticulately veined 
6. A. molle. 
1. A. truncatum. 
Fr enia 8. A. confluens. 
onds fite or thrice pinnate with lobed r toothed seg- 
Anier dusium usually peltate (Polys ichum). 
tipes very shag Se dats d lool, arn 
toothed, with an angular lobe 9. A. aculeatum. 
Stipes Tor scaly. diese ments ancecte e, pinnalifd or 
pinn pe mostly ari 10. A. aristatum. 
Segments Pian ar eu det pod mm toothed “lobed 
F r pinnate . 11. A. capense. 
ronds bia. or thrice pinnate with lobed or toothed 
segmen ndusium usually reniform, often very 
I 
small id soon disappearing, sometimes abortive 
trea 
Fronds glabrous or pubescent. 
Segmen: nr prai uu obtusely toothed or lobed. : 
Bor lines at the upper end . 12. A. apicale. 
Boguenia 4 "ids. toothed or lobed. Sori near the 
mi 
Segments acutely toothed or r pinnatifid. Sori near the 
13. A. decompositum. 
14. A. tenerum. 
Pinne and pinnules "ciliate with "white hairs or ; 
bristles . 15. A. tenericaule, 
Stipes and principal rhachis hispid with t g i 
urs ents ac 
ba bristles — yel A 16, A. hispidum. 
3c 
VOL. VII, 
