Diagnosen der nenen Arten von Lebermoosen, 



welche die Ifovara-Expedition mitbraclite. 



Von 



Dr. H. W. Belchardt, 



k. k. Custos-Adjuncten und Docenten an der Wiener Universität. 



Vorgelegt in der Sitzung vom 7. November 1866. 



Anthoceroteae. 



Anthoceros gracilis Reh dt. Frous laevis, enervis, repetito di- 

 visa; laciuiae polymorphae, margiue plauo vel asceudeiite repando-cre- 

 uulatae. Fructus sparsi, gracillimi, ly^^' iougi; perianthium cyliudricum, 

 ore oblique truucato, bifido, deuticulato^ pedicellus perianthium superans, 

 quartam capsulae partem aequans; Capsula fuscescens. Sporae tetraedrae, 

 Vsoo'" magnae, granulatae, flavesceutes; elateres fusiformes, plerumque 

 siiuplices, exactissime monospiri. 



Neu-Holland. Au feuchten Stellen um Sidney; leg. Jelinek. 



Marchantiaceae. 



Marchantia hexaptera Rchdt. (Chlamidium.) Frons linearis, 

 i^/^—f" lata, tenuis, costa angusta, subtus purpurasceute percursa; pe- 

 dunculi unciales, piUs hinc inde vestiti, ad insertionem receptaculorum 

 barba pendula praediti. Receptacula mascula et feminea dimidiata, pal- 

 mato-radiata; radii sex, discreti, late cuneiformes, membranacei, omiies 

 profunde emarginati; discus papillatus, ex augulis subtus barbatus. In- 



