DREP.4N0PHYLLEI. 159 



peatedly forked, matted together with rootlets; lower leaves 

 distant, small, upper larger, crowded, oblong or scalpel-shaped, 

 obtuse, with a little point, firm, incurved when dry, finely 

 toothed; dorsal wing not decurrent; nerve strong, ceasing 

 below the apex ; fruitstalk terminal, rather short, reddish ; 

 lid rostrate ; veil split at the base into several lobes scarcely 

 cuculliform ; sporangium oval-oblong, erect or somewhat in- 

 clined. 



6. P. bryoides, Hedw. ; monoicous ; stems short, subesespi- 

 tose; leaves widely lanceolate, apiculate, border cartilaginous; 

 nerve reaching to the tip and confluent with the border ; spo- 

 rangium erect, oval or oblong ; lid acuminate ; male flowers 

 axillary. — Hook, fy Wils. t. xvi. ; Eng. Bot. t. 625. 



On shady banks. Common. Bearing fruit in winter. 



Stems very short, forming little tufts or scattered ; leaves 

 rather distant, somewhat lingulate, apiculate with a distinct 

 border, crisp when dry; dorsal lamina broad at the base; 

 fruitstalk longer than the stem, red ; sporangium elliptic, 

 mostly erect ; lid acuminate ; veil cuculliform. 



Differs from the following in the numerous axillary male 

 flowers and the narrow base of the dorsal lamina. 



7. I", viridulus, Wahl. ; monoicous ; stem simple, assur- 

 gent; leaves lanceolate, bordered, apiculate; dorsal lamina 

 ending above the base; sporangium erect, oval-oblong; lid 

 acuminate; male flower terminal. — Hook, fy Wils. t. liii. ; 

 (Mouff. 8f Nest. n. 216.) 



On shady ground, especially where sandy, sandstone rock, 

 etc. Bearing fruit in autumn. 



Gregarious, inclined or decumbent. Stems short; leaves 

 more or less crowded, lanceolate, strongly bordered, with the 

 dorsal wing attenuated below and ending above the base ; nerve 

 reaching to the apex; fruitstalk as long or longer than 



