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



Diplasiolejeunea Spruce 1884 



Plantae raediocres, ssepe parvae velexiguae, rariiismajores, corticolae, 

 ssepe foliicola>. Caidis irregulariter remoteque pinnatus, at^cte repens. 

 Folia caulina imbricata, parum concava, inplanoovata vel subrotunda, 

 ssepe plus minus falcata, apice rotundata, brevissimu basi inserla, basi 

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

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

 diocres, superae vulgo regulariter hexagouce, parielibus validis, trigonis 

 nullis, rarissime ocellatse. Z/o/^it/Ms folii semper magnus, saepe maximus, 

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

 acuto, altero mediano ssepe malleiformi. Amphigasfria duplicata, i. e. 

 utroque folio distributa, transverse inserta, profunde emarginato- 

 bifida, 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. Androecia parva, sessilia. 



I. Africa. 



1. Diplasiolejeunea bifidula St. n. sp. Madagascar. 



2. » cavifolia, St. San Thonie. 



3. » cornula, St. Bourbon. 



4. » harpaphylla, St. Madagascar. 



5. » Kraussiana, (i..dl)g) S. Africa auslralis 



6. » ocellata, St. Madagascar. 



7. » runssorensis, St. Africa orientalis. 



8. » utriculata, St. Madagascar. 



9. » Yiliaumei, St. Madagascar. 



II. America tropica 



10. Diplasiolejeunea arniatiloba, St. Doniinica. 



11. )) bidentiloba, St. Ecuador. 



12. » brunnea, St. Guateniala. 



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