( 38 ) 
h. Patentissima Presl. (intermedia B dd.) F. S. I. 
111. Very variable according to elevation. 
Clarkei and Nidus are stuuted forms at great 
elevations ; elongata a somewhat higher form of 
cochleata, which, with the rest, are general. 
Loc. 8 — 15,000 ft. general Nidus, Yakla Sikkim 12,000 ft. 
Clarkei do. 10,000 ft. 
13. Pin. lobed down to rach. sori restricted to tip of lobes. 
apiciftorum . 
(Resembles last except in restricted sori.) 
Loc. 9,000 ft. Nepal. Sikkim. Bedd F. B. I. 40. 
14. Scales dense, lin. black brown, firm ; fr. lane. 2 pinnate. 
1 — 2 ft. 1., 3 — 5 in br: pin. sessile, cut to rach below, into close 
truncate entire lobes dilated at base and reduced below to auricles ; 
subcor.; surf, glabr., veins 5 — 6 forked low down. Clarkei. 
(Intermediate between two former and possibly only a form 
of Filix mas. Otherwise the name of this Lastroea must be 
changed, as it is attached to a Euneploidum p 44 1 
Loc. Sikkim. Yakla 10,000 ft. Bedd. F. B. I. 370. 
* * * Pin. cut nearly to rachis into toothed or pinnatifid loles. 
*J* St tufted. 
St. 12—18 in 1. 
15. St. naked lower pin. distant, deflexed. flaccidum' 
( resembles bastard forms of filix foemina .) 
Loc. to 6,000 ft. Khasia. Kashmir. Bedd. F. S. I. 250. 
16. St. densely scaly, scales dark brown ; pin. obi. lane, blunt, 
lowest reduced: rach. ebeneous with long fibrillose scales: sori 
medial. Brunonianum. 
Loc. 12 — 15,000 ft. Hattoo near Simla. Punjab. Kumaon. 
Bedd. F. B. I. 37. 
St. 2—3 ft. 1. 
17. St. and rachis densely scaly, scales large, bright brown 
with silky hairs: pin. lane: pinnl. blunt, lower pinfid, with copious 
aristate teeth, edge often incurved, sori close to midrib. 
barbigerum. 
