374 



120. R. Hasskarliana St. n. sp. 



Dioica, minor, gracilis. pallide virens. Frons usque ad o mm. longa, 

 muttiramoxa, ramis uUimis conliguis porrectis. liucaribtis. aiif/ustis, rras- 



planta adulta subplanis): al;e /ilauo-courc.cw. leniler adsrondentes, mar- 

 gine acutse; stratum anlicum laxe cavernosum, lamellis sub 12 in dia- 

 metro frondis. poslire valde conve.ra, costa humillima, paucas cellulas 

 crassa, parum angustior tamen quam slralum anticum. Ostiola mascula 

 paruin prominentia. Sporie 72 a. late alat;e. ala integra, reticulatim lamel- 



Hab. Jaca (Hasskarl). 



XIII. Frons valde incrassata, pro more duplo latior quam alta. 



121. R. Hubeneriana Ldbg. in Monogr. Ricc. p. 504 d (Acad. Caes. 

 Leop. XVIII). 



Monoica, exigua, expansa, purpurea, raro ccerulescens. Frons usque ad 

 4 mm. longa. in-ttifmvala. fureis divergentibus. crassi*. duplo latioribus 

 qiiain allis. apice mhtndatis, nnlice suhplaitis, versus apicem solum sulco 

 obtaso humili instructis; cavernae ampl8e,sub 8 in diametro frondis, costa 

 convexa, laleribus alfc adsccndcnlihus. munjiuibas liaud exstantibus, 

 oblusis; uslii.la niasciila bre\ issmia crassa: spone par\;e u., anguste 

 alata? reticulalim lamellata?, foveolis 8 u., ex angulis papillatis. 



122. R. Sullivantii Austin. Ac. Pbila 1809, p. 233. 



la. anti.-e uiii/intc humiHtcn/uc canaliculata. alis plami 



, ad margines alle adscendentibus; costa quadruplo 

 ttum anticum; cavernse angusta», sub 14 in diametro 

 [Uje. Sporse 60 late alatte, regulariter reticulatim 

 mmilibus, haud papillatis, foveolis 10 

 lentr. Closter (Austin). Ohio (Lesquereux). 

 iffert spuris valde diversis. 



123. R. Beckeriana St. n. sp. 



Dioica, minor, gracilis, viridis. Frons usque ad 7 mm. longa, mnltifur- 



