103 
centies ducta ; 18. capsula operculata, 19. capsula absque operculo, 20. calyptra junior, verdes auctae; 91. dentes peristomii, centies 
aucti ; 23. sporae , trecenties auctae. 
5. Barbula comosa Dz. et Mr. Musc. frond. Arch. Ind. pag. 4. Muse. frond. ined. Arch. Ind. 
pag. 46 tab. 17. Mürr. Synops. musc. frond, I pag. 610. — Dioica gregaria vel laxe cespi- 
tosa gracilis; caulis adscendens simplex vel innovando ramosus; folia laxe conferta 
erecto-patula siccando adpressa subtortilia anguste lanceolata subacuta summo apice 
obsolete denticulata margine inferne reflexa carinato-concava, costa excurrente vel 
ante apicem evanida; perichaetialia longiora basi amplexicaulia; eapsula erecta cylin- 
drica annulata; op 1 i bulat rectum; dentes peristomii pluries con- 
torti in membrana annulum haud superante conjuncti. 
Habitat insulam Jacae TExswANN. -Amboina in solo calcareo ZirrELiUs antea legit. 
Plantae gregariae et laxe cespitosae humiles vel elongatae molles luteo-virides graciles 0,005 —0,055' altae. 
Caulis basi laxeradiculosus adscendens erectus simplex vel i i infra perichaetium oriundis ramulo- 
sus. Folia caulina patula siccitate arcuato-appressa vel subtortilia , infima minima subtriangularia remota 
caulem amplectentia valde concava, sequentia versus apicem caulis longiora magisque conferta vel in specimini- 
bus elongatis laxe disposita stricta semiamplexicaulia anguste lanceolata, horum inferiora obtusiuscula integerrima , 
reliqua subaeuta summo apice obsolete dentieulata carinato-éoneava margine angustissime longe ultra medium folii 
reflexa superne subplana costata, costa lutescente tenui exeurrente vel etiam una cum apice vel paullo infra 
apicem evanida; areolatio foliorum superne e cellulis parvis subrotundo-quadratis pellucidis versus basin paullo 
majoribus elongatis. Florescentia dioica. Flores utriusque sexus terminales vel innovando laterales gemmaefor- 
mes triphyll. Plantae masculae femineis admixtae iisque similes; folia perigonii externa € basi ovata 
€oneava laxe areolata fuscidula longe acuminata acuta integerrima , intimum dimidio brevius convolutum lato- 
ovatum acutum ex areolis laxis elongatis compositum, costa obsoleta; antheridia copiosa fuscidula clavata para- 
physibus paucis filiformibus paullo longiora. Folia periehaetii erecta basi sua vaginulam amplectentia 
tamque acumine suo bis longitudine superantia ; archegonia pauca paraphysi una alterave multo longiore fili- 
formi praedita. Fructus solitarius. Pedicellus e vaginula subcylindrica erectus tenuis 0,01" circiter altus flexuo- 
sus, siccitate dextrorsum tortus luteo-ruber. Capsula leptoderma erecta angusta longitudine admodum varia 
subcylindriea annulata. Opereulum conico-subulatum rectum longitudinem capsulae circiter adaequans. Peristo- 
mii simplicis dentes membrana angustissima annulum non superante conjuncti capillares sinistrorsum pluries 
convoluti capsulae concolores concaviusculi papillosi remote artieulati basi subinde anastomoses formantes. Sporac 
minutissimae. 
6. Barbula pilifera (Hoo. Dnm. Bryol. univ. I pag. 972. Müm. Synops. muse. frond. I pag. 
644. Tortula pilifera Wook. Musc. exot. tab. 42. Barbula penis DE Nov. Act. Leop. 
XII. I pag. 226 tab. 54. — Dioica densiuscule cespitosa lutescenti-viridis robusta; esulis 
;érectus dichotome ramosus; folia erecto- patula subreflexasicca adpressa parum apice 
in spiram torta oblonga obtusa margine revoluta integoifima tpxiten pspiliosa, 
'eosta in aristam longam excurrente apice h yalino sublaevi; putting 
