No. 3] MOUSSES NOUVELLES. 



Folia innovationum caulinis angustiora. 



Foliet perichætialia intima ovato-triangula margine elimbato 

 plana, costa excurrente longe cuspidata. 



Inflorescentia heteroica; floribus terminalibus in eodem indi- 

 viduo hermaphroditis et femineis observatis; antheridia et pistil- 

 lidia perpauca, illa 0.4 mm. longa, 0. 1 mm. crassa, hæc 0.5 mm. 

 longa; paraphyses satis copiosæ, roseolo-luteolæ. 



Vagiymla rabra, obovata, O 72 mm. longa, 0.38 mm. crassa. 



Seta 1 cm. longa, 0.16 mm. crassa, rubro-fusca — atro-fusca, 

 leniter flexuosa, apice hamata. 



Cupsula pendula, sine operculo 2 mm. longa, 0.8 mm. crassa, 

 fusco-lutea, subnitidula; collum 0.95 mm. longum, obconicum, sic- 

 citate longitudinaliter protunde plicatum, cellulæ ejus epidermicæ 

 mediocriter crassæ, subquadratæ, 0.0-1- mm. magnæ, stomata late 

 ovata, 0.053 mm. X 0.047 mm. magna, poro sublineari; sporan- 

 gium ellipticum, sub orificio haud angustatum, læve, cellulæ epi- 

 dermicæ subirregulares, plurimæ rectangulæ, 0.026— 0.04 mm. latæ. 

 parietibus præsertim transversis undulatis, illæ submarginales hexa- 

 gonæ — breviter elongato-hexagonæ, marginales in seriebus 2—1 

 applanatæ — quadratæ. 



Exostomii dentes siccitate incurvo conniventes, e fundo au- 

 rantio-luteo comipacto inferne optime definito 0.05 mm. alto lanceo- 

 lati, superne in cuspidem longam angustam attenuati, 0.44 mm. 

 longi, 0.075 mm. lati, lutescentes, apice hyalini, vix conspicue 

 limbati; scutula basalia anguste rectangula, 0.013 mm. alta, den- 

 sissime subtilissime punctalata, apicalia sparse punctulata, suturis 

 linearibus parum conspicuis, mediana subrecta; lamellæ densæ, 

 numero ca. 26, humiles, inter se liberæ, ad latera haud excurren- 

 tes, margine ventrali integræ. Endostomium liberum, inferne luteo- 

 lum, apice hyalinum, dense papillulosum ; membrana 0.13 mm. 

 alta; processus lanceolati, apice subulati, secundum carinam forami- 

 nibus rotundis ad 10 pertusi vel imo hiantes, siccitate inter den- 

 tes prominentes ; cilia nuUa vel brevissima. 



Annulus duplex. 0.08 mm. altus, in fragmenta spiralia dissiliens. 



Operculum conicum, 0.4 mm. altum, 0.56 mm. latum, acu- 

 tum, luteo-rubrum, subnitidum, margine integrum. 



