1262 BENGAL PLANTS. [Lygodium. 
margin subentire; fertile deltoid, scarcely longer es a with 
square base and rounded sides crophyllum. 
Fronds siptate-panate with pinne lobed or subpa a te or again 
pinnate, margin serrulate or lobed; fertile with sori protruding from 
margin and pin va several times longer than broad :— 
Pinne with serrulate margins ; lamina of the fertile alwaga more or 
less leaf flexuosum. 
Pinne smaller, with finely cut margins; lamina of fertile often so 
much contracted as to be evanescent japonicum. 
2842. Lycoprum crrcimmatum Sw.; F. I. ©. 455. Ophioglossum 
furcatum F. I. 748 (Ed. C. B. C,). 
Chittagong. 
A graceful, ae fern. 
2843. LyGopruM MICROP m R. Br.; F. I. C. 455. Ophio- 
glossum filiforme F. L "748 (Kd. C. B. ©.). 
N. Bengal; Chittagong. 
A graceful, ep fern 
2844. LyGopIUM FLEXUOSUM ae F. I. C. 457. Ophioglossum 
scandens F. I. “a (Ed. C. B. C.). 
Chota Nagpur; Behar; Chittagong. 
A graceful, climbing fern. Beng. Bhut-raj; Santal. 
het’ 
2845. Lycoprum saponicum Sw.; F. I. C. 457. Ophioglossum 
capgeony F. I. 748 (Ed. C. B. C.). 
C. Bengal, occasional. 
A very slender and graceful, climbing fern. 
Order CLY. MARATTIACEZ. 
Usually large herbs; fronds pinnate or palmate, often with 
basal, so gedinie like auricles, texture thick ; veins free oF 
anastomosing; vernation circinate. S m 
sporangia without any ring, opening by a slit down on 
by a pore at the apex; usually joined together in concrete 
se sometimes only contiguous but discrete. 
rangia sessile, contiguous but discrete, = in bands — the 
ots of the pinne ; fronds 2-pinnate; veins free 
Sporangia concrete, in raised, bared dorsal masses nile h 
Ing oer 
ollow centre; 
ds palmate; veins anastom .-Kaulfussia- 
