CATALOGUE OP PERNS. 
39 
11. B. cartiiagineum, Sw.; Metten . Fil. Sort. Leip. t. 5. — 
Australia. 
12. B. oriental^ Linn . ; Schk. Ml. 1. 109. — East Indies, Malay 
Islands. 
ff Linn® articulated with the rachis. 
13. B. serrulafram, hick.; ScJik. Fil. t. 108. B. calophyllum, 
Lang . ei Fisch. Ic. Fil. t. 23. B. angustifolium, Willd . 
B. striatum, 11, Br. B. stagninum, Badd. Fil. Bras. t. 
62. — Tropical America, Australia, Philippine Islands. 
58. BO OBI A, B. Br. 
'Vernation fasciculate, erect. Fronds pinnatifid or subpinnate. 
Veins forked, the lower venules arcuately anastomosing and spo- 
rangiferous, constituting one, or sometimes two, transverse rows 
of oblong, straight or arcuate sori. Induswm plane. 
1. D. aspera, B . Br. ; Hook. Fxot. FI. t. 8 } Hook. Gen. Fil. 
i, 54. — Australia. 
2. B. bleclmoideSy A. Gunn.; Metten. Fil » Sort. Leip . t . Q.f. 
3, B. maxima, J. 8m. in Loud. Sort. Brit . — Australia. 
3. B. limulata, B. Br. ; Serb. Brit. Mus. — New Zealand, 
4. B. caudata, B. Br. ; Sook . Fxot. FI. t. 25. D. rupesfcris, 
Kaulf. — Australia. 
59. LOMARIAj Willd. 
(Stegania, B. Br. Blechnum sp., Auct.) 
Vernation fasciculate, erect ; conn csespitose or subarboreous. 
Fronds simple, pinnatifid, or pinnate, rarely bipinnatifid, 1-3 
feet high, the fertile always contracted. Veins (of the sterile 
frond) forked ; venules free, their apices usually clavate ; fertile 
segments rachiform, veins obsolete, or more or less evident by 
their contiguity, forming a broad, transverse, continuous, sporan- 
giferous receptacle, the sporangia becoming confluent over the 
whole disc of the segment. Indusium linear, s ub - intr am arginal , 
vaulted and revolute. 
