38 



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



Dissodon Camerunise 0. Muller u. sp. in litt. 



Laxe csespitosus, caespitibus parvis, fusco-viridibus; eaulis erectus, strictus, simplex, 

 usque ad 17 mm. altus, inferne remote, superne densius foliosus, inferne radiculis atro- 

 purpureis tomentosus; folia subpellucida, e basi subereöta patentia vel patula, sicca eana- 

 liculata, humida planiuscula, oblonge ovata, raptim ob costam excedentem longe cuspi- 

 data, marginibus planis, e medio vel paullura infra usque ad apicem grosse serratis, 

 ceterum integris, nervö basi 0,oe ram. crasso, stricto, longe excedente, cuspide subcrassiore; 



cellulce basales elongate rectangulai, ceteraa elongate subhexagonae, secus parietes chloro- 

 phyllosae; cetera ignota. 



Habitat in Camerunia in trnncis arborum, ubi supra Beam pagnm circiter 1550 metra snpra 

 mare m. Julio a. 1891 legi. 



18 



142 



Fig. a, folium — ; b, cellnlye apicales — — ; c, cellulae basales 



Pl. 00, fig. 41, planta raagn. nat. 



142 



Tayloria Orbispatulata C. Muller n. sp. in litt., collected on the Cameroons Mouiitain near Bea 

 (950 ra.) and Bomana (670 ra.), agrees exactly with speoimens of Orthodon thomeanus BROTHERUS from S. Thoraé, 

 which species also was collected by Dr Preuss at Bea. 



