No. ]] ZUR KENNTNISS DER BRYA DEUTSCHLANDS. 11 



Vaginula purpureo-nigra, conica, 0.8 mm, longa, 0.4 mm. 

 crassa. 



Seta rubro-fusca, ad 3 cm. longa, 0.17 mm. crassa, rigidiu- 

 scLila, apice hamata. 



Ccqjsula pendula, crasse ovalis, sub orificio lato constricta, 

 sine operculo 1.8 mm. longa, 0.86 mm. crassa, pallide rubescens, 

 opaca; collum 0.5 mm. longum, ad insertionem leniter curvatum, 

 in sicco plicatum, cellulis epidermicis quadrato-hexagonis, ca. 0.033 

 mm. latis longisque, stomatibus distinctissime supracutaneis, subro- 

 tundis, ca. 0.036 mm. latis, rima elliptica; sporangium regulare, 

 cellulis epidermicis mediocriter incrassatis, breviter rectangulis, 0.05 

 mm. longis et 0.03 mm. latis, marginalibus minoribus, leniter ap- 

 planatis. 



Exostomii dentes siccitate erecti — leniter conniventes, remo- 

 tiusculi vel rarius ima basi confluentes, fundo satis angusto aurantio, 

 0.45 mm. longi, e basi 0.09—0.11 mm. lata lanceolati, ut sensim 

 angustati, supra medium tamen citius contracti et lanceolato subulati, 

 saturate lutei, apice luteoli, margine late lobato-limbati ; scutula 

 rectangula, 0.013 mm. alta, punctulata, suturis distinctissimis, pa- 

 pillosis, mediana subangulata ; lamellæ densissimæ, ca. 24, ad basin 

 ca. 0.012 mm. inter se distantes, altiusculæ, ad latera obtuse ex- 

 currentes, inter se liberæ, margine nunc hie illic impressionem ali- 

 quam irregularem, nunc in eodem dente complures impressionem 

 regularem medianam præbentes; stratum dentis ventrale interdum 

 inter lamellas perforatum. Endostomium facile separabile, lutescens, 

 papillulosum, membrana 0.17 mm. alta; processus anguste lanceo- 

 lati, fenestris 3 ovalibus pertusi; cilia terna, longa, papillulosa, 

 nodosa. 



Annulus 0.11 mm. altus, triplex, extus luteus, in fragmenta 

 secedens. 



Operculum 0.77 mm. latum, humile, conicum vel subplanum, 

 in papillam altam acutam vel in rostrum longiusculum rectum vel 

 obliquum vel imo curvatum desinens, margine callosum, luteo- 

 rubrum, opacum, in peripheiia crenulatum. 



Spori 0.018—0.02 mm. magni, sublæves, e fuscidulo lute- 

 scentes, contento oleoso. — 



