60 



Ptilidse. 

 Ptilidium, Nees. 



Bkpharozia, Dumort. 

 Trichocolea, Kees. 



Thricholea, Dumort. 



Thrkoka, Dumort, 



Mastigoplioridse. 

 Sendtnera, Endl. 



Mastigophora, Nees. 

 Schisma, Dumort. 



Trichomanidas. 

 Physiotium, Nei's. 

 Herpetium, Nees. 



Mastigophora, Nees. 



Pkuroschisma, Dum. 

 Lepidozia, Dumort. 



JUNGERMANNIACE^. 



Mastigobrjum, Nees. 



Pkuroschisma typus , 

 Dum. 

 Calypogeia, Radd.part. 



Cincinnulus, Dumort. 



Geocalycidae. 

 Gongylanthus, Nees. 

 Geocalyx, Nees. 

 SaccogjTia, Dumort. 

 Syckorea, Cord. 



Jungermannidee . 

 Gj'mnoscyphus, Cord. 

 Cheiloscyphus, Cord. 



Marsupella, Dnm.i^dirt. 

 Harpanthus, Nees. 

 Gymnanthe, Taylor. 



Numbers. Gen. 42. Sp. 650 



Lophocolea, Nees. 

 Jungei-mannia, Dill. 

 Aplozia, Dumort. 

 Lophozia, Dumort. 

 Cephalozia, Dumort. 

 Anthelia, Dumort. 

 Bkpjharostoma, Dum. 

 Odontoschisma, Dum. 

 Plagiochila, Nees et Mont. 

 j Radulce sect., Dumort. 

 ; Scapania, Dumort. 



Candolka, Radd. 

 I ? Notarisia, Coll. 

 Gymnomitridse. 

 .Alicularia, Cord. 

 I Mesophylla, Dumort. 

 'Acrobolbos, Nees. 



501 



[ ACROGENS 



Sarcoscj-phus, Cord. 



Marsupia, Dumort. 



Marsupella, Dumort. 

 Gymnomitrium, Nees. 



Acolea, Dumort. 

 Haplomitrium, Nees. 



Mnivpsis, Dumort. 



Suborder II. Anthocer- 

 OTE^. — Nees. Spore- 

 cases pod-sbaped, split 

 on one side, or 2-valved, 

 witb a columella. 



Anthoceros, Mich. 



Anthocerites, Corda. 

 Monoclea, Hook. 

 Cladobryum, Nees. 



Position. Marchantiacese. — Jungermanxiacks. — Andi^acese. 



