1898-1902. No. 11.] BRYOPHYTA. 105 



. Rete basilare et suprabasilare rubro-fuscescens vel vinosum, cellulis 

 rectangulis, plurimis 0.02—0.022 mm. longis et 0.013—0.015 mm. latis, 

 angularibus brevioribus, illis folii medii rhombeo-hexagonis, 0.026—0.035 

 mm. longis et 0.011 — 0.013 mm. latis, apicalibus et marginalibus lon- 

 gioribus, omnibus incrassalis plus minusve collenchymaticis, ssepe po- 

 rosis. 



Costa validissima, teres, stereidea, basi ad 0.084 mm. lata et rubra, 

 ceterum luteo-virens (setate fuscescens), per folium tolum fere seqvaliter 

 crassa, excurrens, mucronem rigidum, ad 0.35 mm. longum, dentatum, 

 summa apice decoloratum, formans, sectione transversa subrotunda, duci- 

 bus substereideis, cellulis venti'alibus dorsalibusqve hyalinis. 



Folia innovationem sterilium densa, sicca et bumida adpressa, in- 

 fima late ovalia, subito acuminata, superiora lanceolata, in apieem elon- 

 gatum sensim angustata, plurima margine plana, limbo nuUo circum- 

 cincta, apice acute dentata, cosla percurrenti vel rarius breviter ex- 

 currenti. 



Folia pericbajtialia intima anguste lanceolata, margine piano elim- 

 bata, costa excurrenti costata. 



Inflorescentia autoica, floribus femineis numerosis, masculis raris. 



Flores feminei ovato-oblongi, arcbegoniis plus minusve numerosis, 

 0.42 mm. longis, paraphysibus lulescentibus longioribus. 



Flores masculi gemmseformes, 1.5 mm. longi, aut axillares aut in- 

 novationes breves laterales coronantes; folia perigonialia, intimo excepto, 

 late obovata, e medio subito angulo recto in apieem longum et dentatum, 

 a costa excurrenti formatum, attenuata, margine subreflexo serie cellu- 

 larum singula limbata; folium perigoniale intimum ovatum, subsensim 

 angustatum, margine planum, costa sub apice dissoluta; antheridia sub- 

 cylindracea, ad 0.46 mm. longa, rosea; paraphyses inferne rufescentes, 

 ceterum lutescenti-byalini. 



Seta circiter 8 mm. longa, tenuis, luteo-fuscescens, apice stramineo 



arcuata. > 



Capsula demissa vel suberecta, setate horizontalis, fuscescens, oper- 

 culata 2-2.25 mm. longa et 0.7 ram. crassa, oblonga, siccitate sub ori- 

 ficio baud contracta, colio duas qvintas sporangii longo in setam de- 



fluenti. 



Cellulee epidermicae sporangii irregulares, elongato-rectangulse, ovales, 

 triangulares, parietibus valde incrassatis et flexuosis, marginales in serie- 

 bus qvatuor breviores qvam latiores, illas colli modo simili irregulares, 

 plurimis brevioribus, stomatibus parvulis (0.03 mm.). 



