Coatributiones n rae ad Fl ram Bryophyton Japonicani. 5 



nervum rectangularibus c. 28/^ longis et c. 16^ latis, ad margina 

 quadoratis c. 14/< magnis, e medio folii ad apicem rhomboideis vel 

 iineari-rhomboideis c. 28-40-50,« longis et c. 10-14,« latis, omnino 

 lœves chlorophyllosis. Bracteae perichsetii intim œ vaginantse, late 

 oblongo-laneeolatae, in acumen 'lanceolato-sublatum apice spiraliter 

 contortum attenuatse, c. 1.2-1.4 mm. longœ et e. 0.42-.0.5 mm, 

 latse, marginibus apice minute serrulatse; nervo valido, cum apice 

 evanido; cellulis basilaribus ad margina elongate rectangularibus 

 hyalinis; ceteris foliis simile-. Vaginula auguste obconica vol 

 obovata, c. 0.24 mm. alta et apice c 0.14 mm. lata, fusca apice 

 nigrescens. Theca immersa, in vaginula omnino sessilis, globosa 

 vel subglobosa, c. 0.34-0.42 mm. in diam, lutescenti-viridis 

 veterrimo apice ssepe fusca, brevi-bulbiferà, bülbo tereti; cellulis 

 exothecii 4-6-angularibus vel breve rectangularibus, c 20-28/« 

 magnis. Spori 8-32 plerumque 16 vel 20, c. 0. ] 2-0. 15-0. 19 mm. 

 in diam., lutescenti-virid'es lutescentes vel lutescenti-fusci, kcves. 

 Calyptra ignota. Matur primo vere. 



Hondo: Prov. Musashi, Tokyo (Coll. Tomitaro Making! 

 Janus, 1906.). 



Species cum A. ephemeroido et A. subulato comparanda, ab 

 hicjoliis in acumen lanceolato-sublatum attenuati, nervo valido 

 cum apice evanido, sporis lsevibus, ab illic foliorum forma, ab 

 utraque specie foliis apice minute serruratis dignoscenda. 



Dicranaceae. 



Vicranelia recnriimarßina(ft Sir. ÖKAMURA. sp. nov. 

 (Tab. III.) 

 Habitatio in terra. Valde parvula. ciespitosa, esespitibus 

 laxiusculis nitidiusculis lutescenti-viridibus. Inflorescentia dioica; 

 planta mascula feminere similis; flores mascnli terminalis 1-2, 

 geminiformes; folia perigonialia 5-7, intima ovato-ianceolata apice 

 acuminata, summo apice hyalina, c. 1.2-1.4 mm. longa et c. 0.6 

 mm. lata, concava, marginibus auguste recurvis; nervo valido, 

 cum apice folii evanido. Caulis erectus, strictus, basi radiculosus, 



