498 Muscologia Itineris Assamici. 



Seta vix bilinealis, sicca erecta flexuosa, madida decurva, pallida. 



Vaginula mediocris. Paraphyses paucissimse. Pistilla 2-3. 



Capsula humore pendula, siccitate erecta, ovata, basi solida, 

 annulata, sicca sub-8-sulcata, pallida, parietibus tenuibus. 

 Menibrana interna libera, subsessilis. 



Peris tomium madore ereetiusculum, siccatione inflexile, cum 

 membrana interna faciUime separabile, e dentibus 16 sequali- 

 ter approximatis ad medium circiter bipartitis, basi rubro- 

 aurantiaceis et sub lente fortiter augente conspicue striatis, 

 laciniis pallidis punctulatis. 



Columella inclusa. 



Sporula minuta, laevia, uniformia, in acervulo fusco-ochro- 

 leuca. 



Operculum e basi conica oblique subulatum, theca paullo bre- 

 vius, ssepe cum calyptra secedens, sed huic netiquam 

 adherens. 



Calyptra dimidiata, per totam fere longitudinem fissa, basi hinc 

 illinc breviter fissa, subinflexa et pilis simplicibus, colore ca- 

 lyptra;, brevibus fimbriata.* 



Var. A. ViUis calyptra; magis evolutis hyalinis. 



Hab. Myrung, in arborum truncis. 



A. D. flexuoso, cui proximum videtur, discrepat praecipue capsu- 

 lis estriatis, operculoque obbque rostrato. 



7. Dicranum JDidymodon, Griff. 



Caule simplice, foliis persistentibus longissimis subulato-seta- 

 ceis falcatim secundis apicibus scabris, seta flexuosa, cap- 

 sula cylindracea pendula, peristomii dentibus 32 per paria 

 approxi matis, operculo conico subulato obliquo, calyptra 

 glabra. 



Hab. Pineta Moflong, truncis arborum adhserens. 



Dense ca?spitosum, amcene virens. 



Caules vix trilineales, erectiusculi, radicubs villosi, basi nudius- 

 culi. 



* Note. — Bridel makes no mention of an aimulus in his Campylopus fiexuosus, 

 but in his character of the genus, he says, " theca exannulata." C. conco- 

 lor, Dicranum concolor of Dr. Hooker, he however describes as being 

 annulate. 



