344 



M ARCHANTI ACEiB 



ventibus, siccitate connivente, erectiusculis fissum junius qua- 

 dri valve ! per junius verosimiliter integrum. Pistiilum solita- 

 rium. Capsula globosa, sessilis, involucris inclusa, basi nuda, 

 apicem versus irregulariter dehiscens (an circumscissa ?) eel- 

 lulae irregulares simplices. 



Elateres plurimae, breves, fibra irregulari modo simplici 

 modo duplici in elatere eadem. 



Sporula globosa, fuscescentia, tunica hyalina. 



PI. LXIX. D. Fig. I. 



1. Portion of a plant magnified. 



2. Peduncle and female receptacle of do. viewed from be- 

 neath. 



3. Portion of receptacle with the involucra and capsule. 



4. Do. Both involucra laid open. 



5. Capsula separated before dehiscence. 



6. Inner surface. 



7. 7> Sporula. 



8. Elateres. 



9. Young inner involucrum laid open exposing the pis- 

 tillum. 



SYNHYMEN1UM. 



Fructificatio immediate hypophylla, involucrum evalve, ex- 

 tus hians. Capsula apice 8 valvis. 



Habitus Riccice. 



Synhymenium aureo-nitens, Gr. PI. LXIX. D. Fig. II. 



Hab. In rupibus arenosis ad margines torrentum Moosmai, 

 sepius et parcissime in ripis Mumbree. 



Frons sub membranacea, circularis, diametro sub unciali, 

 humi adpressa, radiatim lobata, lobi late cuneati, marginibus 

 repandis. Aspectus velutinus et aureo-nitens, structura e 

 cellulis parvis varie angulatis. Radiculae sine ordine exsertse 



Fructificatio marginalis. Involucrum celluloso-merabrana- 



