(VOL. V, 1916). FRANZ STEPHANI. SPECIES HEPATICARUM Diplasiolejeun. 



Diplasiolejeunea Spruce 1884 



Plantse mediocres, ssepe parvae velexiguse, rariusmajores, corticote, 

 ssepe foliicolse. Caulis irregulariter remoteque pinnatus, arcte repens. 

 Folia caulina imbricata, parum concava, in plano ovata vel subrotunda, 

 saepe plus minus falcata, apice rotundata, brevissima basi inserta, basi 

 antica semper truncata vel truncato-rotundata, integerrima, in una 

 hyaline limbata, rarius celluloso-crenulata vel papulosa. Cellulse me- 

 diocres, superse vulgo regulariter he.ni<i<>n;r. [Htnrlilnis ralidis, trigonis 

 nullis, rarissime ocellatse. Lobulus folii semper magnus, ssepe maximus, 

 plus minus oblongus, apice truncatus, saepe bidentatus, dente apicali 

 acuto, altero mediano ssepe malleiformi. Amphigastria duplieata, i. e. 

 utroque folio distributa, transverse inserta, profunde emarginato- 

 biflda, laciniislate divergentibus, angustis, in aliisporrectis. Florescentia 

 monoica, vel dioica. Perianthia uno latere innovata, vulgo pyriformia, 

 in aliis oblonga, 5 plicata, plicis nudis, rarius papulosis, in una cylin- 

 drica. Folia floralia vulgo pusilla, lobulo magno. Amphigastria floralia 

 duplicata, bifida. Androzcia parva, sessilia. 



l l.ilidnla St. n. sp. Madagasca: 

 cavifolia, St. San Thome. 

 cornuta, St. «ourbon. 

 harpaphylla, St. Madagascar. 



, (Ldbg) S. Africa 



utriculata, St. Madagascar. 



II. America tropica 



10. Diplasiolejeunea armatiloba, St. Dominica. 



11. » bidentiloba, St. Ecuador. 



12. » brunnea, St. Guatemala. 



916 



