Muscologia Itineris Assamici. 501 



J b 



9. Dicranum ( Campylopus ) exasperatum, Griff. Campy- 



lopus exasperatus. Brid. Bryol. Univ. 1, p. 473. 



Hab : Rupes apricse Churra Punjee. 



Descriptio Bridelii loc. cit. plantse nostras apte fere convenit ; 



hujus vers folia perichsetialia pilo albo non termina a seta 



que apicem versus solum tantum scabrella. 

 Capsula annulata. Membrana interna discreta, breviter stipitata. 

 Peristomium pallide rubrum, e dentibus 16, vel per paria longi- 



tudine tota approximatis peristomium que 8-dentatum men- 



tientibus, setaceis, opaciosirius, vel ad medium usque bipar- 



titis, vel, ciliolis plus minus coheerentibus, solidis obsolete 



ve per foratis, — obliquuscule in spiram dispositis. 

 Columella inclusa, clavata, apice truncata. 

 Sporula in acervulo fusco-lutescentia, minuta, uniformia, 



las via. 

 Operculum conico-subulatum, capsula vix triplo brevius, rubro- 



aurantiacum, rostro obliquo acuto cum apice calyptrse arctis- 



sime cohaerente semperque hoc pileato. 

 Calyptra dimidiata, basi fimbriata, sa?pe (villis deciduis ?) sub- 



glabra. 

 Flores fseminei aggregati, terminales, peripherici axillares ? 



cincti foliis perichaBtialibus arete convolutis, apicibus patulis. 

 Paraphyses subnullse. Pistilla 2-5, stylis longissimis in sinu folii 



perichsetialis intimi convoluti obtecta.* 



DlCRANA ? EFRUCTIFERA. 



10. Dicranum? Hab : Pini truncus, Nunklow. Proximum D. exas- 



perato, discrepans statura majore, foliis distantibus, summis 

 solum arete imbricatis, magis convolutis, acuminum apicibus 

 denticulato - scabris . 

 Muscus pulcher, dense caespitosus, laBte luteo-nitens. 



11. Dicranum? Hab: Rupes husridae, Churra Punjee, ubi rarum 



saepius que aliorum muscorum comes. 



* Note.— In the Muse. Britt. of Drs. Hooker and Taylor, page 92, it is said, 

 that Dicranum glaucum has the nerveless reticulated leaves of a Sphag- 

 num. This is not the case in the Indian specimens, so far at least as regards 

 the reticulation, which is, I believe confined to Sphagnum. 



