283 



gum elatiuseulum con cava, margine erecta, obsolete biner- 

 via ? eellulis ellipticis; pencil, longius acuminata saepius 

 semitorta; theca in ped. tenerrimo mbente glabro parva 

 ereetiuscula paulisper inclinata, plus minus gibboso- 

 oblonga ore contracta, operculo e basi cupulata oblique 

 rostrato, peristomio minuto, externo luteo interno dilute 

 luteo, ciliis singulis. 



Patria. Comoro -insula Johanna, inter alios muscos 

 ab J- M. Hildebrandt 1875 lectos: Ad. Geheeb, eui 

 debeo, cespitulum unicum invenit. 



Ob tbecam praesertim siccitate inferne et superne 

 gibbose excavatam facile distinguendum et singulars 



49. Hypnum (Aptychus) angusticymbeum n. 

 ep.; monoicum ; Hypno cesjritoso simile, sed param minus 

 sordide luteum ramis brevibus strictis divisum; folia cau- 

 lina laxe paiula e basi paululo angustiore angustissime 

 lanceola.to-acuminata profunde cymbiformia, margine late 

 reflexo piano integerrima, pallida, e eellulis grossiuscule 

 ellipticis ad ventrem cavitatis elongatis peilucidis basi 

 flavidis areolata, eellulis alaribus 4—5 vesiculosis flavidis 

 externis majnscnlis internis minoribus, nervfs binis bre- 

 vissimis obsoletis flavidis; pericb. e basi vaginata pro- 

 funde concava angusta laxe reticulata enervi flavida su- 

 perne pellucida in acumen elongatum falcatum attenuata; 

 tbeca in ped* brevi rubente inclinata oblonga ? peristomio 

 majusculo externo luteo interno dilute luteo, ciliis sin- 

 gulis (?). 



Patria. Comoro-insula Johanna ? inter alios muscos 

 ab J. M. Hildebrandt 1875 lectos invenit specimen im- 

 perfectum CI, Geheeb, qui mecum benevole communi- 

 cavit 



