Cephalozia. 19 



CEPHALOZIA Dumortier. 



Eecueil d' Observations sur les Jungermanniacese (1835). 

 Jungermania § Cephalozia Dum. Syll. (1831). 



,, § (7. Bicuspides Nees Eur. Leberm, (183,6). 



Trigonanthiis Spruce, Trans. Bot. Soc. Edmb.'(1849). 

 Pteropsiella Spruce, Journ. Bot. (1876). 

 Zoo^ms Hook. f. et Tayl. Crypt. Antarct. (1845). 

 Noivellia Mitt, in Salvin. Nat. Hist. A9ores (1870). 

 Lembidium Mitt, in Hook. Handb. N. Zealand Flora (1867). 

 Pleuroschisma § OdontoscMsma Dum. Syll. (1831). 

 Odontoschisma Dum. Rec. (1835). 

 Sphagnuecetis Nees in G. L. et N. Syn. Hep. (1845). . 



Caracter essentialis. 



PlantcB e prothallio jiliformi linearive interdum ramoso ortr, 

 pro more pusillae, interdum minutae, raro majusculae et 

 robustae, foliosae — in unica specie frondosae — radicel- 

 loscB, subramos^, ramis omnibus e facie caulis inferior e 

 sive postica ortis. Folia succuba, in paucis subtrans- 

 versa, in paucissimis subincuba, sat lata, plus minus 

 Goncava, in plerisque biloba ("nunquam ab ipsa basi fissa) 

 persaepeque subcomplicata ; margine nullibi refiexo, in- 

 tegerrimo, raro denticulato. Folia postica lateralibus 

 minora, in plerisque speciebus ex. p. vel omnino nulla 

 (ad florescentias autem semper prsesentia). F lores 

 monoici vel dioici, rarissime paroici. Andrcecia vel 

 spicata vel amentum posticum sistentia; bractece con- 

 stanter monandrce . Bractece fioris foeminei in capitulum 

 congestse tristichce saepissimeque trijuga, bi (dein 3 — 4- j 

 lobse, inter se (saltem intimse) ssepe connatse, a peri- 

 anthio tamen liber ce. Perianthium elongatum trigono- 

 prismaticum (in subgenere Cephaloziella 3 — 6-gonum), 

 ore truncato constricto varie dentato. Calyptra par- 

 vula, superior, basi pistillidiis sterilibus circumdata. 



