458 



Folia mnovationum pæne imbricata, a caulinis vix diversa. 



Folia perichœtialia intima ovato-lanceolata, margine revoluta, 

 (intimum tamen planum,) vix limbata, costa excurrens. 



Inflorescentia synoica; antheridia et pistillidia perpauca, 

 ilia 0.3, hæc 0.43 mm. longa ; paraphyses luteolae. 



Vaginula fusco-purpurea, ovata, 0.53 mm. longa, 0.34 mm. 

 crassa. 



Seta ad t.5cm. longa, 0.14 mm. crassa, luteo-rubra, sub- 

 flexuosa, apice hamata. 



Capsula pro more pendula, absque operculo sicca 2 mm. 

 longa, 0.72 mm. crassa, clavato-oblonga, sub orificio coarctata, 

 vacua strangulata, rubro-lutea, opaca; collum 0.8 mm. longum, 

 plicatum, cellulis epidermicis quadratis, 0.04 mm. longis et latis, 

 stomatibus sparsis, oblongis, 0.056 mm. longis, 0.044 mm. latis, poro 

 elliptico; sporangium rugulosum, cellulis epidermicis mediocriter 

 incrassatis, parielibus earum transversis valde flexuosis, ipsis 

 ca. 0.02 mm. latis, orificium versus in series complures trans- 

 verse rectangulis, marginalibus minutis. 



Exostomii dentes siccitate conniventes, inter se longiuscule 

 remoti, fundo aurantio 0.05 mm. alto male definito , 0.46 mm. 

 longi, 0.07mm. lati, dimidio inferiore lineares, dein sensim 

 angustati, lutei, apice pæne hyalini, limbo mediocri lobato 

 circumditi; scutula 0.016— 0.028 mm. alta, rectangula — quadrata, 

 minutissime punctulata, apicalia papillulosa, suturis distinctis, 

 mediana angulata; lamellæ ca. 23, ad latera brevissime obtuseque 

 excurrentes, normaliter evolutæ. Fndostomimn liberum, luteolum, 

 punctulatum, membrana 0.19 mm. alta, processus e late ovali 

 cito subulati, in carina foraminibus rotundis ca. 6 pertusi; cilia 

 terna, appendiculis longissimis munita. 



Annulus in frustula dissiliens, duplex, 0.1 mm. altus. 



Operculum 0.6 mm. latum, 0.4 mm. altum, convexum, lute- 

 scens, apiculo rubro longiore brevioreve instructum, subnitidulum, 

 margine integrum. 



