( 51 ) 
22. Fr. obi. lane, suberect : pin. acum. lowest not reduced 
text member: rhiz. castaneous. Argutum. 
Loc. Himalayas temp, region; Bedd. F. B. I., 6. 
Pinnae distinctly separated at base 23-5: 
Rhiz. wide creeping fr. 6 12 in 1. 23-4. 
23. Lower pin: stalked, narrowed at base: pereicifolium- 
(cuspvdatum Presl.) 
Loc. Nepal. (Bedd .?) F. B. I., 79. 
24. Pin. sessile ; base rounded or auricled. subauriculatum. 
Loc. Sikkim 8000 ft. Khasia. Gowhatti falls. Kumaon. Nepal. 
Bedd. F. B. I., 78. 
25. St. erect fr. 3 ft. or more 1; text, coriac pin. num. distant 
entire. verrucosum. 
Loc. N. India. Bedd F. B. I. 257. 
f f f Primary veins distinct to edge, connected by parallel 
straight, or curved transverse veinlets ; areolce containing 2 or 
more sort ; free veinlets all directed towards edge. 
* Under surface matted with woolly or cottony tomen- 
tum. (Niphobolus.) 
f Tomentum thin, adpressed. 
26. Fr. dimorphous. adnascens. 
Pertussum Roxb. 
Loc. Simla. Kumaon. Nepal. Sikkim to Assam. Bedd. F- 
S. I. 184. 
Fr. uniform 26-28. 
27. Fr. short, upper surface naked Lingua. 
latus J. Sm. heteractis Mett. broader than Japan sp. 
Loc. Mossy trees: Himal. 5,000 ft. Masuri Kamptie falls and 
S. George’s Dehra. Bhotan Bedd. F. S. I., 240. 
Fr. more than 1 ft. 1. 27-28. 
28. Upper surface glabrous ; sori small, in several rows, con- 
tinuous over fr. etigmosum. 
Costatum Wall. 
L 
