Neesiella. franz stephani. species hepatigarum, 797 



tum anticum duplo altius, cavernosum, cavernce ampl?e, unistralee, lamellis 

 accessoriis auctse. Stomata simplicia, e cellulis 6-7 radiatis superficialibus 

 et vix convexis formata, poro parvo; epidermis tenera, facile rupta, caver- 

 nis dein late apertis. Squamae posticce irregulariter distributse, violacese, 

 ssepe dentatae facillime evanidce. Inflorescentia monoica. Androecia disci- 

 formia, paleis minutis circumdata, ostiolis papilliformibus. Carpocephala 

 plus minus longe pedunculata, pedunculus slrato hypoporo recedente e 

 costse apice ortus, crassus, sulco profunde singulo percursus, basi apiceque 

 interdum etiam in medio paleaceus; capitula hemisphserica, cavernis 

 bullatim inflatis, stomatis compositis ut in Rebouha, normaliter quadri- 

 radiata, radiis decurvis, subtus ad pedunculum concurrentibus ibidemque 

 ad annulum vagineeforme (pedunculum obvelantem) conjunctis, ceterum 

 crassis, postice multo angustioribus. Involucra e margine radiorum orta, 

 id est interradiala, tenera, tempore maturitatis valde inflata, ore tamen 

 capsulce diametro angustiore. Perianthia nulla. Capsula sphserica magna, 

 brevipedicellata, bulbo magno inserta, operculo rupta. Cellulae basales 

 elongatse tenerse, operculares interdum bistratse, minores, valde aequa- 

 hterque incrassatse, annulo parvo cellulari distincto. Elateres vix atte- 

 nuati trispiri, Sporse tetrajdrse^ grosse papuIosEe. Androecia flori fem. 

 approximata, in ramis parvis lateralibus, funde nudo apicali inserta 

 minima, disciformia, paucis paleis cincta, ostiolis papilliformibus. 



— 1. Neesiella rupestris (Nees.) SchfTn. 1. c. 



Syn. Duvalia rup. Nees. 1. c. 



Monoica, mediocris, gregarie crescens. Frons usque ad 2 cm. longa, 

 plus minus ramosa, interdum ex apice innovata; costa crassa, plano con- 

 vexa, stratum anticwn quam costa triplo altius, laxe cavernosum; stomata 

 parva subplana, poro a 6 cellulis angustis 2 vel 3 seriatis circumdato; 

 cellulae epidermidis haud incrassatse. Squame posticse valde variabiles et 

 irregulares, appendiculo singulo acuminatse vel bilobae, lobis varie 

 obtuseque dentatis, apice sEepe breviter bis bifidis. Carpocephala valida, 

 longe pedunculata, pedunculus compresso-cyUndricus, Isevis, sulco pro- 

 fundo angusto percursus, labiis obtusis, basi apiceque paucis paleis hya- 

 linis et lanceolatis armatus. Capitula hemisphserica, alte papulosa; invo- 

 lucra brevissima, tenera, capsute egressu rupta. Capsulae cellute basales, 

 35 X 68//., annuli 2o/25 p., operculi 68 X 68 p. Sporae 60 p.. Elateres 

 240 f/.. Androecia in ramis parvis apicalibus, ad latera carpocephali ortis, 

 ovato-disciformia, paleis hyalinis cincta. 



Hab. Europa, Japonia (Faurie), Amer. septentr. (Rau). 



94 



