Muscologia Itineris Assamici. 491 



ginibus valde involutis, capsula cylindraciuscula, operculo su- 



bulato obliquo capsula duplo breviore. 

 Hab : Ad Moflong parce legit D. McClelland. 

 Caulis vix lineas quatuor metiens. 

 Folia siccitate etiam subtortilia, humore patentia, inferiora saepe 



recurva, integra vel apicem versus minute denticulata, per- 



cursa vena subulata in mucronem brevem excurrente. 

 Perichsetialia conformia, majora. 

 Seta terminalis, subuncialis, gracilis, fere capillacea, flexuosa, 



rubrb tincta, siccitate tortilis. 

 Vaginula cylindracea, angusta, paraphyses pistillaque pauca 



gerens. 

 Capsula sequilateralis, subfusiformis, os versus gradatim angus- 



tata, brunnea, ore incrassato rubro, annulo completo siccitate 



inflexo cincto. 

 Membrana interna basi libera, breviter stipitata. 

 Peristomium caspula triplo-brevius ; dentes 32, an semper ? basi 



per paria approximati, capillacei, obliquiusculi, vel ut in var : 



A semel tortiles, rubri, scabrelli, opaci, apicibus pallidi. 

 Columella filiformis, apice truncata, inclusa. 



Sporula uniformia, lutescentia, lsevia, immersa diaphana. 

 Operculum conico-subulatum. Calyptra dimidiata, apice longe 



stylifera. 

 Affinis videtur Barbulee recurvatse, Hook. Muse, exot 7. t. 130. 

 Var. A. Peristomio semel torto. 

 Hab. Ad Bogapanee. 



3. Barbula arcuata. Griff. 



Caule simplice longiusculo, foliis lanceolato-acuminatis carinatis 

 vena excurrente breviter apiculatis margine recurvis perichseti- 

 alibus longissimis canaliculatis, capsula cylindracea arcuata. 

 Hab: Legimus specimina 2-3 fructifera in arenosis " Bogapanee." 

 Caulis erectus, basi denudatus, subsemuncialis. Folia siccatione 

 adpressa, obsolete falcatim secunda, summa apice flexuosa pat- 

 entia, humore ascendentia, rigida, integra, e basi lanceolata 

 valde acuminata, perichcetialia margine involouta, acuminibus 

 limbum sequantibus, sursum denticulatis. 



