Mastigobryum. FRANZ STEPHANI. SPECIES HEPATICARUM. 681 
tatis. Flores feminei ad 3 vel 4 in axilla amphigastrii aggregati, bracteis 
3-4 jugis ovato-orbiculatis profunde tri- vel quadrifidis laciniis acutis 
inæqualibus. Antheridia majuscula globoso in axilla bractearum 2 soli- 
taria. 
Hab. Andes Peruviæ ad flum. Panure et Uaupes. 
Ich habe die Pflanze nicht gegehen; die inflorescentia monoica hypo- 
gyna wäre, wenn nicht ein Irrthum vorliegt, eiwas sehr Auffälliges. 
Mastigobryum Nees 1844. 
Plantæ foliifere majores interdum pusillæ sæpe elatæ et robustæ, in 
arborum cortice putrescente cæspitosæ, vulgo olivaceæ sæpe flavescentes 
vel rufescentes. Caulis quoad magnitudinem plantæ semper validus sæpe 
crassus subleres ramis lateralibus pseudo-dichotomis, ceterum strictus 
procumbens, flagellis posticis radicantibus sustentus, rarissime radicellis 
fasciculatis e basi amphigastrii ortis repens. Flagella ex angulo interno 
amphigastrii orta, stricla, sæpe valida et rigida, squamulifera vel minule 
foliata, foliolis triseriatis basi radicelliferis. Æolia caulina incuba alter- 
nantia vel + opposila, dorso ampliata caulem plus minus late obvelan- 
lia, recte patula plus minus decurva in caule ramisque æquimagna, pos- 
tice breviter inserla, apice vulgo tridentata vel trilobata, in paucis integra 
vel bidentula, sæpe in plano falcata. Folium axillare dichotomiæ semper 
ovalum acuminatum integrum. Cellule foliorum valde inæquales, mar- 
ginales semper minores, limbum plus minus latum formantes, centrales 
multo majores, vittam distinctam folii margini postico approximalam for- 
mantes; cuticula spe papillata. Amphigastria caulina magna vel maxima, 
in paucis parva, libera vel foliis utrinque coalita, vulgo patula vel recurva, 
apice sæpe truncata et dentata vel lobata; cellulæ iis foliorum sæpe simil- 
limæ, in aliis marginales aberrantes limbum distinctum formantes. Inflo- 
rescentia dioica. Rami sexuales postici, ex angulo amphigastrli orli, bre- 
vissimi; folia et amphigastria floralia subæqualia paucijuga, inlima multo 
majora conduplicatim concava, appressa superne recurvo-palula plus 
minus longe armata. Perianthia in paucis cognita, fusiformia, bası pluri- 
strala carnosa superne profunde triplicata, plica tertia postica, ore cons- 
trieto plurifido ciliato vel pilifero; pistillis sub 12, Calyptra libera, subcy- 
_ lindrica, basi crassa, pistillis sterilibus obsita. Capsula longe pedicellata 
413 
