149 
* 
(1) No auricles below, 5-8 pair of 
veins anastomose, except in 
fertile contracted frond. 
6. N. pennigerum. 
(2) Stipes covered with. hair-like 
scales, a pair of veins anasto- 
mose. Sori on the back of the 
veins. 
7. N. crinipes. 
(tv) Lobes generally square at apex, 
2-4 pair of veins anastomose. 
Lower pinnz reduced though 
not to mere auricles. . 
8. N. truncatum.. 
1. Nephrodium subpectinatum Wall. 
Rhizome creeping. Stipes scaly below. 
Fronds 12-15 inches long, pinnate; pinne 
truncate at the base, long tapering at the apex, 
with shallow serrated lobes, lower pinnz not 
reduced. Rachis and surfaces naked. Tex- 
ture herbaceous. Veinlets pinnate in each lobe, 
6-8 on each side, the lowest pair anastomos- 
ing at an angle with an ex-current veinlet which 
