360 J. 'BRIAftâ ET J.=E. PL4NCUON (E. HAMPE). 



S. CErstedianœ G. M. similis, differt : monoica, fbliis subintegerriims, 

 nec valde serrulatis. 



VIII.— LEPTOTRICHUM Hpe. 



Leptotrichum rufescens Hpe. — Dioicum, pulvinatiai ces- 

 pitosum, subfastigiatum, rufescens, sericeo-aurescens. Caulis 

 brevis, parce ramosus, inferne pallide fibrilloso-fuscus, superne 

 comoso-foliosus, erectus. Folia inferiora breviora, erecto-patula, 

 superiora longissima patenti-flexuosa, parce homomalla, e basi 

 latiore subito subulato-elongata, subintegerrima ; nervo dilatato 

 percursa subulam tolam occupante, canaliculata, cellulis basi- 

 laribus latioribus , angulato-ellipticis , cseteris angustioribus 

 lineari-ellipticis rufescenti-aureis subdiaphanis ; perichœtialia 

 breviora, e basi lanceolata subulata, magis diaphana, integer- 

 rima. Seta flavescens, gracillima, usque uncialis, cauleni supe- 

 rans, erecta, apice parce incrassata ; theca ovato-elliptica, tan- 

 dem curvula, obliqua, ore cingulo rubro notata, operculo conico- 

 subulato, peristomii dentibus subulatis didymis Ion gis. 



Bogota, la Penna, Paramo, San Fortunato, Bogota, Guadalupe, altit. 

 2800-3200 metr., ad Barrancas, jan., aug., octobr. leg. A. Lindig. 



IX. — CYNODONTIUM Schwaegr. 



Cynodontium Bogotense Hpe. — Dioicum, pulvinatim cespi- 

 tosum, elatum subfastigiatum, basi fusco-tomentosum , su- 

 perne rufescens, aureo-micans. Caulis adscendens, plus mi- 

 nusve elongatus, 1-3-uncialis, parce ramosus, gracilis. Folia 

 homomalla, inferiora breviora patentia, superiora longiora fal- 

 cata, e basi lanceolata sensim elongato -subulata, canaliculata, 

 apice planiuscula, parce dentata, nervo dilatato percursa quar- 

 tam partem folii basi, subulam vero totam occupante, cellulis 

 elongato- quadratis angustis llavescenti-diaphanis, intermediis 

 brevioribus, in subula cum nervo conflatis rufescenti-transpa- 

 rentibus.Seta erecta, lutescens, subuncialis ; theca e basiparum 

 latiore cylindrica, brunuescens, operculo brevi oonico-attenuato 



