464 Ferns of British India and Ceylon. 
raiely distinct, rising direct from the corm ; veins reticulated ; fronds 
simple entire, rarely palmate. 
I. Ophioglossum vulgatum (Z.) Rhizome not tuberous, 
short, or elongated, producing annually 1-2 fronds ; fronds 6-9 
inches long, the sterile division generally placed about the middle 
2-4 inch long, |-2 inches broad, ovate or ovate-oblong, without a 
distinct haft, texture stouter than 
in the others, the midrib usually 
indistinct ; fertile spike i inch long or 
rather more, on a peduncle 2-4 inches 
long, and considerably overtopping 
the sterile division when fully 
mature. Lin. Sp. PL 15 18. 
Sikkim, Goke, 4,000 feet eleva- 
tion, E-ungait camp, below Darjeel- 
ing, 2,000 feet elevation. 
(Widely spread in Europe ; 
Africa, and its eastern islands ; 
America; Japan; Australia; New 
Zealand, and Sandwich Islands.) 
2. Ophioglossum nudicaule- 
(Z./.) Rhizome small, slightly tube- 
rous ; fronds i inch or more long, 
the sterile division placed not far 
from the base, ^-i inch long, 2-5 
lines broad, linear to ovate, without 
a haft, or with only a slight one, the 
texture thin but with no evident costa and veins not distinct ; fertile 
spike i inch long, the peduncle often 2 inches long, very slender. Sw. 
Syn. Fil. t. 4. O. parvi folium. Hook, and Grev. Bedd. K S. I. t. 71. 
South India, Anamallay Forests, 2,500 feet elevation, and else- 
where on the Western mountains ; Malay Peninsula. 
(Also in America from United States southward to Brazil, New 
Caledonia, and Tropical Africa.) 
N? 28S. 
OPHIOGLOSSUM NUDICAULE 
(z./.) 
