MasUgobryum. fkanz stepha.m. spkciks hkpaticarum. ()8I 



[,2i[l\^. Flores feminei ?iOi 3 vel 4 in axilla aniphigastrii aggregali, bradeis 

 3-4 jugis ovato-orbiculatis profunde Iri- vel quadrifidis laciniis aculis 

 ina^qualibus. Antheridia majuscula globoso in axilla braclearum $ soli- 

 taria. 



Hab. Andes Peruviae ad flum. Panure et Uaupes. 



Ich habe die Pflanze nicht gegehen; die Inflorescentia monoica hypo- 

 gyna ware, wenn nichl ein Irrlhum vorliegl. elwas sehr AufTalliges. 



Mastigobryum Nees 1844. 



Planlce foliiferae majores interdum pusilla? ssepe elatge et robustEe, in 

 arborum corlice pulrescenle Ccespitosse, vulgo olivacese seepe flavescentes 

 vel rufescentes. Caulis quoad magnitudinem plantee semper validus sa^pe 

 crassus subleres ramis lateralibus pseudo-dichotomis, ceierum strictus 

 procumbens, flagellis poslicis radicantibus sustentus, rarissime radicellis 

 fasciculatis e basi amphigastrii ortis repens. Flagella ex angulo inlerno 

 amphigaslrii orta, stricta, saepe valida et rigida, squamulifera vel minule 

 foliata, foliolis triseriatis basi radicelliferis. Folia caulina incuba alter- 

 nantia vel + opposita, dorso ampliala caulem plus minus late obvelan- 

 lia, recte patula plus minus decurva in caule ramisque sequimagna. pos- 

 tice breviter inserta. apice vulgo tridentata vel trilobala. in paucisintegra 

 vel bidentula, saepe in plano falcata. Folium axillare dichotomite semper 

 ovatum acuminatum integrum. Celltdx foliorum valde incequales, mar- 

 ginales semper minores, limbum plus minus latum formanles. centrales 

 multo majores, vittam distinclam folii margini postico approximatam for- 

 mantes; cuticula sgepe papillata. Amphigastria caulina magna vel maxima, 

 in paucis parva, libera vel foliis utrinque coaliia, vulgopatula velrecurva, 

 apice ssepe truncata et dentata vel lobata; cellulse iis foliorum saepe simil- 

 limae, in aliis marginales aberrantes limbum distinctum formantes. Inflo- 

 rescentia dioica. Rami sexuales postici, ex angulo amphigastrii orti, bre- 

 vissimi; folia et amphigastria floralia subcequalia paucijuga, inlima multo 

 majora conduplicatim concava, appressa superne recurvo-palula plus 

 minus longe armata. Perianthia in paucis cognita, fusiformia, basi pluri- 

 strata carnosa superne profunde triplicata, plica terlia postica, ore cons- 

 tricto plurifido ciliato vel pilifero; pistillis sub 12. Calyptra libera. subcy- 

 lindrica, basi crassa, pistillis .sterilibus obsita. Capsula longe pedicellata 



413 



