tis, Iffivissimis constructa, collo parvo, tuinidulo, stomatibus pau- 

 cis, minutis, superficialibus. Annulus latissimus, triplex, cito 

 se revolvens. Peristomium magnum, optime evolutum, du- 

 plex, dentibus 16, luteis, dolabriformibus, acutissimis, dense 

 et elevate trabeeulatis , superne papillulosis; interni teneri, 

 hyalini et papillulosi, e niembrana basilari dimidia altitudine 

 dentium, processubus carina älta valde hiaiitibus, ciliis ternis, 

 sequilongis, tenuissimis, maxinie appendieulatis. Spori miuu- 

 tissimi, globosi, brunneolo-virides, Isevissimi. Operculum coni- 

 cum, breviter, obliquule et obtuse apiculatum, vix nitiduluniy 

 brunneum, apiculo purpureo-brunneo. Calijptra? 



Planta masmta femineae simillima. Androecia sat copiosa, 

 in medio caulis axillaria, parvula, genimiformia^ bractea; ro- 

 tundee et cymbiformi-excavatse, acuminatae, integerrimse, vix 

 limbatte, uervo teiiuiore, continuo, cellulis sat magnis, ovali- 

 bus, vix incrassatis; antheridia copiosa (8—12), sessilia, cy- 

 lindrica, curvata, paraphyses filiformes, sequierassse, antheri- 

 dia longe superantes. 



2. Leucodon imniersus n. sp. Liisdb. dioicus. foliis secun- 

 dis, enervibus, bracteis pericheetii capsulam sessilem longe 

 superantibus. 



Habitat ad pedem montis Ararat majoris Armeniffi, ubi 

 anno 1854 detexit Chodzko (herb. Acad. seient. petropoL). 

 Parce fruetificat. 



Planta bninneo-viridis, apicibus viridissimis. Caulis pro- 

 stratus, glaber, purpureus, nitidus, ramos erectos vel adscen- 

 dentes emittens, rami 5—8 cm. alti, 2,5 — 3 mm. lati, arcua- 

 ti, obtusiusculi, fere pinnato-ramulosi, densifoiii, flagella sat 

 crebra, longa et radicantia, parvifolia, infra medium hie illic 

 proferentes, ramuli patentes, stricti, obtusiusculi. Folia e 

 basi, angulis brevissime decurrente, ovata et cauli leniter ad- 

 pressa, patentia, secunda, sensim acuta, canaliculata, maxime 

 plicata, margine piano, integerrimo, summo solo indistincte 

 crenulato, enervia; cellulce angulares minutse, rotundo-quadra- 

 tee, basilaves prosenchymaticse, in seriebus divergentibus dis- 

 positse, ceterse minutissimse, rhombeo-ovales, medise in serie- 



