1898-1902. No. ll.| BRYOPHYTA. 115 



Folia caulina apicalia subito majora in comam penicilliformem con- 

 gcsla, siccitate toita, humiditate erecto-patentia, concava, supra basin 

 angustiorem ad angulos plus minusve subito auriculsBformiter dilatata, 

 dein ovala vel ovato-lanceolata, in apicem longiorem laevem vel denti- 

 culalum sensim angustata, margine plus minusve late reflexa et seriebus 

 1—3 cellularum liinbata, ad 1.7 mm. longa et 0.78 mm. lata. 



Rete cellulare supra basin rubrum, celiulis rectangulis; cellulee an- 

 gulorum dilatatorum qvadraio-inflatse, ceterse hexagono-rhombeae, 0.033 

 —0.06 mm. longeB et 0.011-0.017 mm. latae. 



Costa basi ad 0.07 mm. lata et rubra, ceterum luteo-virens, in foliis 

 comantibus'perciirrens, in ceteris sub apice dissoluta. 



Folia perichaetialia interna parva, margine plana, limbo nullo cincla. 



Inflorescentia heteroica, floribus femineis numerosis, bisexualibus 

 masculisqve minus numerosis. Florum bisexualium pistillidia et anthe- 

 ridia pauca, ilia 0.5, hsec 0.46 mm. longa; paraphyses rubro-lutescentes 

 longiores. Flores masculi gemmseformes; folia perigonialia interna late 

 obovata subito in apicem contracta, marginibus planis serie unica cellu- 

 larum rectangularum limbatis, costa tenuissima infra medium definiente. 



Seta 6 — 8 mm. alta, mediocriter crassa, rigidula, inferne rubro-fusca, 

 superne luteo-fusca. 



Capsula nutans vel pendula, ovalis^-obovata, sicca sub ore baud an- 

 gustata, operculata 1.5 mm. longa et 0.75 mm. crassa, immatura vires- 

 cens et nitens, matura luteo-fusca et opaca; collum breve, longitudine 

 dimidium sporangii, et in sporangium et in setam sensim transgressum, 

 siccitate plicatulum. 



Cellulae epidermicae sporangii mediocriter incrassatae, marginales in 

 seriebus 1-2 transverse reclangulae, submarginales in seriebus duabus 

 magnae qvadratae collenchymaticae, ceterae elongato-rectangulae cum qva- 

 dratis mixtae, parietibus flexuosis; illae colli irregulares, multangulae et 

 rectanguiae cum rotundatis mixtae, stomatibus late ovalibus, 0.05 mm. 

 longis. 



Exostomii dentes e fundo rubro 0.044 mm. alto, vix lacunoso, in- 

 ferne convexo, 0.3 mm. aiti et basi 0.055—0.06 mm. lati, aeqvaliter vel 

 supra medium paullo citius angustati, dimidio inferiore lutescenti, supe- 

 riore hyalino et Icevi, subelimbati; sculula qvadrata vel late rectangula, 

 densissime punctulata; linea dorsalis paene recta; lamellae circiter 14, 

 undulatse (ut in Bryo pendulo), septis singulis inter se conjunctae. 



Endostomium exostomio adhaerens, pallidum; membrana 0.11 mm. 

 alta, leevis; processus lineari-lanceolati, sparse papilloso-punctulati, exo- 



