14 



P. DUSEN, MOSSES FROM THE WEST COAST OF AFRICA. 



0,11 mm. crassee, siccitate haud tortaj; theca erecta, stricta, subcylindrica, sordide brunnea, 

 collo leniter arcuato, strumoso, cylindrico, theca longiore, olivaceo; peristomium nullum; 

 operculum deplanate conicum, fusco-rubrum, longe, oblique et subulate rostratum, rostro 

 pallide flavo; calyptra subinfiate cucullata, pallide flavo-viridis, infra mediam thecam 

 producta. 



a b c d e f 



Habitat in Camerunia in humo, ubi ad Bibundi emporium m. Augusti a. 1891 c. fr. legi. 



18 18 18 200 



Fig. a, folia — ; b, capsula calyptrata — ; c, capsula cura operculo — ; d, cellulae apicales — — ; e, cellulae 



•. 200 . ,, , , , 200 

 medianae ad margmem sitte — — ; /, cellulae basales . 



Pl. 00, fig. 47, planta raagn. nat. 



Trematodon minutulus C. Muller n. sp. in litt. 



Autoicus(?), dense casspitosus, caespitibus parvis, humillimis, flavescente viridibus; 

 caulis brevissimus, erectus, basi multi-ramosus, dense foliosus, inferne tomentose radi- 



culosus, radiculis longis rufisque; folia e basi erecta, semiamplexicauli sensim attenuata, 

 subulate elongata, siccitate patula, fiexuosa, humiditate patula, plerumque arcuate reflexa 



