430 



musci. 



trictiusculo. Membrana interna fere omnino libera, breviter 

 stipitata. 



Peristomium madore arete inflexile, rubro-coccineum, dentes 

 profunde bipartiti, ciliolis itiaequalibus, asperulis. 



Columella brevis inclusa, cylindracea. apice truncata. 



Sporula fusco-brunnescentia, minuta, laevia. 



Operculum e basi convexa longe recteque subulatum. capsular 

 longitudine. 



Calyptra subulata, rectiuscula, basi in unico exemplo maturato 



viso integerrima ! 

 An satis distinctus a D. taxifolio. ? 



1. Capsula and calyptra. 



2. Capsule. 



3. Portion of the peristome. 



4. Operculum. 

 4a, Long section. 



5. Calyptra. 



6. Cauline leaf. It. Ass. 552. 



8. Fissidens taxifolius, PI. LXXXI. Fig. II. 

 Ad marginem sylvae Mumbree. 



Var. A. Calyptra longissime subulata, demum breviter subdi- 



midiata, apice curvata, stylo apiculata, seta basilaris. 

 Hab : In terram Mumbree. 



1. Capsule. 



2. Operculum. 



3. Calyptra. 



4. Perichtetial leaf. 



5. Cauline. It. Ass. 553. 



Efructiferi. 



9. Fissidens. 



Hab : In rupibus rorantibus, Moflong. 



Caules repentes raraosi. Rami subunciacis, ascendentes. 



Folia leviter falcata, subsecunda, lineari scalpelliformia, obtusa. 



