Ophioglossum. | CXLVH. FILICES, 689 
Queensland. Brisbane River, Moreton Bay, F. Mu ger and others; Rock- 
hampton and neighbouring districts, Bowman, Thozet, O' Sha: 
- ales. Port Jackson to the Blue Mountains, "E "Brown, Woolls and 
o 
Victoria. Yarra and Murray Rivers, Station Peak, etc., F. Mueller, 
Tasmania. Common at Formosa, Gunn ; King’s Island, Neate. 
The species is hiii ‘most warm and temperate py and everywhere varies 
80 much in the size and ies of the leaflike lamina t has been divided into 
a number of species, which the most acute vers in ies have again 
ited. I alia some of the larger broad-leaved forms chiefly S. Wales 
and Queensland, resemble the O. reticulatum Linn. ; s S. Ind. t. 70, 
though not cordate as in Hook. and Grev. Spec. Filic. t. 20. The Australian speci- 
P ; ; 
ens however, opacny t me, southern ones, are generally eae and intermediate 
pen -— ad and narro any of them well represented by O. parvifolium, Hook. 
Bedd. Ferns `S, Ind t. 71, others by O. ellipticum, Hook. and Grev, Ic. 
Bii và t di others again narrow asin O. Pre it Linn.; Hook. ker Grev. Ic. 
2, O, pendulum, Linn.; Hook. and Bak. Syn. Fil. 446.—Barren 
frond pendulous from trees and rocks, often many feet long, ribbon- 
the base. safe re-cases in 2 opposite rows as in O. vulgatum, buried 
when : Ry in the continuous dee sg at "ng oceupying nearly 
i . an 
Que Tena Head of the Brisbane, W. Hil; near Rockhampton, Thozet, 
0' ov Y, growing usually out of the ifs of Platycerium. 
: - S. Wales. Ash Island, Leichha 
.. Also in tropical Asia extending on the one hand to the Mascarene, on the other 
to the Pacific Islands. 
2, BOTRYCHIUM, Swartz. 
Barren fronds pinnate or compound. Madero fronds with branched 
spikes, vines: a peduneulate panicle. re-cases sessile in 2 rows 
along the branches, marginal but turn wards, opening in a 
Sure, transverse as to the rhachis, e kadil as to the spore- 
case, 
A genus of os 8. ecies, chiefly extratropical, dispersed over the New and the Old 
Wo: dd on then iem and southern hemispheres. The Australian species are both 
very generally dintribut ed. 
Barren frond simply pinnate, ae) sessile or nearly so - 
on the dtp of the fertile . 1, B, lunarta. 
Barren and fertile fronds erg ‘compound, their respective 
stipites shortly united or sometim ; 
2. B. ternatum. 
YOL, VII. 2x 
