4 Bruchia. 



iuferne cvaiiida, superne in aristam sublaevem vel leniter serrulatam excurreute (7a): areolatio 

 hexagono-rbombea, in toto folio subconformis (7 b, 7 a). 



Flores monoici: îuasculi in ramis brevibns terminales (2b), dipliylli (9), foliis perigonialibus 

 ovato lanceolatis, e medio patentibus, teneris, ecostatis; antheridiis paucis, cylindraceo-oblongis, brevi- 

 pedicellatis, paraphysibus filiformibus (10). Archegonia perpauca, stylo mediocri (14, 15). Pericbae- 

 tium tempore fructns maturitatis vaginalis; folia perichaetialia externa e basi oblonga, vaginante 

 patentia et subnlata (11), interna breviora , erecta, subnlata (12, 13), omnia tenuicostata , apice 

 serrnlata. 



Frucius ex eodem perichaetio solitarius. Vaginula cylindrica (lti). Calyptra conico-campanu- 

 lata, basi irregulariter erosa et lacera, interdum subcucullata, capsulae arcte adhaerens et longe 

 persistens (17, 19). Capsula in pedicello pallido, flexuoso, 2 — 3-lineari erecta vel leniter obliqua, e 

 collo longo obconico oblonga et apice in rostellum collum longitndine aequans producta, e membrana 

 laxa, pallide fusca constituta collo stomatibus pertusa, ad rostellum densiore (21). Sporae majusculae, 

 granulosae, ferrugineae (22). 



