FROM DAR.TEELING TO TOKGLO. 153 



Pteris cretica. 7000-8000 ped. alt 



Rare (i. e., so high). 



000-8000 



Plentiful. 



P. aquilina. 7000-8000 ped. alt. 



Common. 



P. Wallichiana. 7000-9000 ped. alt. 



Abundant. 



Lomaria pycnophylla. 7500-9000 ped. alt. 



Abundant. 



Woodwardia radicans. 7500-8500 ped. alt. 

 Scare. 



Asplenium tin gens, Don. 7000-10,000 ped. alt. 



Abundant. The typical A. ensiforme of Ceylon is broader, 

 thinner in texture, and does not in drying stain the paper a 

 madder-rose, which the Himalayan A. tingens does. 



A. norma le. 7000-8000 ped. alt. 



Frequent. 



A. resectum. 7000-8000 ped. alt. 



Not common. Above 7000 feet this fern is hardly seen except 

 very small, delicate in texture, and hanging from wet rocks, 

 the var. udum of W. S. Atkinson. 



A. heterocarpum. 7000 ped. alt., and not higher. 



A. planicaule. 7000-8000 ped. alt. 

 Scarce. 



A. laciniatum. 7000-8000 ped. alt. 



Scarce. These last five ferns abound at somewhat lower levels. 



A. tenuifolium. 7000-8000 ped. alt. 



Frequent. 



A. macrocarpum. 7000-10,000 ped. alt. 



Abundant. The most prevailing fern at 7000-8000 feet, with 

 endless variety in form and cutting. The type, a, is bipinnate ; 

 there is also var. /3, once pinnate and the frond much narrower ; 

 and also (which may be a species) y. Atkinsoni — frond linear, 



MNtf . JOURN. — BOTANY, VOL. XV. N 



