708 14. MUSCI. Pl. cell. fol. - 
Teeth 16, not divided, straight, free; 
calyptra halved; fruat lateral ...... PTEROGONIUM. 358. 
Teeth 16, not divided, straight, free; 
calyptra halved ; fruit terminal ......... Weissta. 359. 
Teeth 16, two-cut, straight, free ..... Dicranum. 360, 
Teeth 16 pair, straight, free ; 
calypira mitreshape |)... 52... «5 « TricHostomumM. 361. 
Teeth 16 pair, straight, free ; 
calyptra halved ; fruit lateral.......... Leucopon. 362. 
Leeth 16 pair, straight, free; 
calyptra halved; fruit terminal ...... Dipymopon. 363. 
D. Peristome double ; the internal formed of cilice not 
connected together. 
Fruit terminal; teeth oblique; 
cilie opposite to the teeth ........... .. Funaria. 364. 
Fruit terminal ; teeth oblique ; 
cilié alternating; calyptra halved........ZYGODON. 365. 
Fruit terminal ; teeth oblique; 
cilie alternating ; calyptra mitrelike ORTHOTRICHUM. 366. 
Fruit lateral; calyptra halved ; 
cilie from an interior membrane........ NECKERA. 367. 
Fruit lateral; calyptra halved ; 
cilia from the side of the teeth..... ... ANOMODON. 368. 
Fruit lateral; calyptra mitrelike ; 
cilie from the side of the teeth ........ Datronta. 369. 
E. Peristome double; the internal either membranaceous, or 
formed of connected cilie. 
Inter. perist. cancellated; fruit lateral Fontinatis. 370. 
Inter. perist. membranaceous, plaited Buxsaumia. 371. 
Inter. perist. of 16 equal, 2-cut jags.. BartTRaMia. 372. 
Inter. perist. of 16 jags, not cut; 
fruit lateral; calyptra mitrelike....¢... Hooxerta. 373. 
Inter. perist. of 16 jags, not cut; 
fruit lateral; calyptra halved ...... ».... Hypnum. 374. 
Inter. perist. of 16 jags, not cut; 
fruit terminal; calyptra halved ..... woe terns Bryum. 375. 
I. 343. ANDRAKA. Hedwig. Blackmoss. 
Capsule 4-valved; valves cohering together at the tip, 
by the persistent lid; calyptra torn irregularly.— Plants 
alpine, dark brown, nearly black, differ from jungerman- 
nidew by the central columella of the capsule. 
