68 
CATALOGUE OE PEEKS. 
exserted. Special and accessory indusia conniving, and forming 
a calyciform, pedicellate, vertical cyst. 
1. D. prolifer a, Hoolc. et Grev. Ic. Fil. t. 154 • Hoolc. Gen. 
Fil. t. 44 JB. Dicksonia prolifera, Kaulf . — Sandwich Is- 
lands. 
99. TRICHIOCAEFA, J. Sm. 
(Deparia § Trichiocarpa, Hoolc. Cionidium, Moore.) 
Vernation fasciculate, decumbent. Fronds bi-tripinnatifid, 
deltoid, 6-18 inches high ; pinnse distant, pinnate below, pin- 
natifid decurrent above ; pinnules lanceolate, pinnatifid or sinu- 
ose lobed. Veins uniform, reticulated ; areoles transverse oblong ; 
marginal veinlets free, exserted beyond the margin, each becoming 
a pedicel, hearing a globose sorus. Indusium cyathiform, spread- 
ing, entire. 
1. T. Moorii, J. Sm. Deparia Moorii, Hoolc. Journ. Bot. and 
Kew Gard. Misc. v. 2. t. 3. — New Caledonia. 
Sect. III. TBXCHOMANEJE, J. Sm. 
Sporangia sessile, compactly seated round a columnar recepta- 
cle, which consists of a thickened portion of the venules, included 
within a bilabiate, urceolate, or more or less tubular, calyciform, 
vertical cyst, formed by a connivance of the special and accessory 
indusia. 
100. TRICHOMANES, Linn. 
Vernation fasciculate and erect, or uniserial and sarmentose. 
Fronds varying from simple to decompound multifid, membrana- 
ceous and pellucid, smooth, or bearing simple, forked, or stellate 
hairs. Veins simple or forked, free. Sori terminal, often sub- 
pedicellate. Indusium urceolate or tubular ; receptacle continued 
beyond the sporangia and mouth of the indusium, often elongated 
and filiform. 
1. T. reniforme, Forst. ; Hoolc. et Grev. Ic. Fil. t. 31. — New 
Zealand. 
