l8 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 72 



gradually tapering neck and no struma, dark chestnut-brown, lightly 

 plicate when dry and old ; lid finely subulate, erect or suberect ; 

 deoperculate capsule about 4 mm. long. 



CAMPYLOPUS JOANNIS-MEYERI (C. M.) Par. 

 Xo. 397; c. fr. 



FISSIDENS LINEARI-LIMBATUS C. M, 



No. 403 ; St. From the description this would seem to agree exactly 

 with the original plant, collected in the same district. 



KLEIOWEISIOPSIS Dixon, gen. nov. 



Stirps habitu Astoini Hampe, sed cellulac superiores majusculae, 

 et folia superne distincte denticulata. Paroica; antheridia 3-4, infra 

 fructum, in folii perichaetialis axilla. Theca fere sessilis, in seta 

 brevissime sita, immersa, minima, globosa, microstoma, operculo 

 rostellato, annulo male evoluto persistente, calyptra parva, cucullata ; 

 peristomium nullum. Spori majuscuH. 



KLEIOWEISIOPSIS DENTICULATA Dixon, sp. nov. 



(PI. 2, fig. II.) 



Caespitosa seu dense gregaria ; minuta. Stirps (vetusta) sordide 

 pallideque luteo-viridis ; circa 5 mm. alta, plerumque ad caulis basin 

 divisa. Folia erecto-patentia, sicca subcrispata, inferiora brevissima, 

 supra sensim longiora, superiora (fructifera) 3-4 mm. longa, c basi 

 concava latiore linearia, latiusculc brcviterqiie acmninata, obtuse 

 acutata, carinata, marginibus planis, superne plus minusvc grossc ct 

 sat distantcr denticulata. Costa infra circa 60 fx lata tenuis, superne 

 angustata, sat pellucida, percurrens. Cellulae superiores 9-13 fi, isodi- 

 ametricae et subquadratae vel breviter rectangulares, seriebus longi- 

 tudinalibus regularibus dispositae, pcllucidac, pcrdistinctae, lacvcs, 

 basilares omnes pcrlaxae, rectangulares, hyalinac. 



Theca profunde iuunersa ; vaginula circa 200 /x,, seta 60-100 [x, theca 

 400 /x longa. Operculum subaequilonguin, conico-rostcllatuni, curva- 

 tum, acutuni. Calyptra parva, late cucullata. Spori 18-22 jx, fusci, 

 conferte non alte papillosi. Exothecium e cellulis tenerrimis instruc- 

 tum ; infra orificium series 1-2 cellularum pellucidarum persistentium 

 quasi annulum imperfectum sistentes. 



^o- 395- With Campylopodiuui euphorocladum. 



A remarkable little plant, the position of which is somewhat 

 doubtful. In areolation and denticulation the leaves are very similar 



