CONTDIBUTIONES NOVAE AD FLOKAM BRYOPHYTON JAPONICAM. 



stricto breviter excedente ; cellulis valde chlorophyllosis, laevibus, 

 pellucidis, hexagonis, in medio folii c. 9-14;" magnis, superioribus 

 minoribus c. 7 /^ magnis, basilaribus ad nervum rectangulis vel fere 

 rhomboideis c. 20-25/^ longis. Inßorescentia antoica. ; flores masculi 

 geminif ormes ; antheridia c. 10. Ramulus perichaetialis fusco-radi- 

 cnlosus. Bracteae perichaetii in- 

 timae basi alte vaginantae line- 

 ares, apice breviter attenuatae, c. 

 1.2-1.4 mm. longae et c. 0.12 mm. 

 latae, marginibus basi late superne 

 anguste ex unica série cellularum 

 formate limbatis, e medio ad 

 apicem remote crenulatis ; nervo 

 valide, infra summum apicem 

 evanido ; cellulis hexagonis c. 10/^ 

 magnis, basilaribus linearibus, in- 

 fimis rectangulis. Vaginula anguste 



oblongO-Cylindrica, c. 0.3 mm. alta, C- Bractea perichaetiaHa intima (x35). 



D. Sporangia cum seta et vaginida ( x 20). 



fusca. Seta lateralis c. 1.3 — 1.6 



Fig, 2. Fissideiis lateralioides 



A. Planta fertiüs ( x 1) ; B. Folia ( x 20) ; 



mm. alta, strictiuscula vel inferne arcuata, lutescenti-rubra, laevis. 

 llieca erecta, oblongo-cylindrica, symmetrica, brevicoUis, c. 0.5-0.72 

 mm. longa et c. 0.32 mm. crassa, laevis ; ceUulis exothecii rectan- 

 gulis, c. 30-35/^ longis et c. 15/^ latis, parietibus incrassiusculis, 

 ad orificium in seriebus c. 5 minutis hexagonis ; stomatibus nuUis. 

 Anmilus nullis. Peristoma dentés subulati, basi connati, ad 3/4 

 profunde bifidi, c. 0.32 mm. longi et basi c. 35 /^ lati, rufescentes, 

 basi dense trabeculati minutissime papillosi, intus dense et alte 

 lamellosi, cruribus duobus, filiformibus, dense spiraliter incrassatis. 

 Sporae c. 7-9 ,« magnae, virides vel ferruginei, laeves. Operculum 

 e basi conica longe rostratum. c. 0.35-0.4 mm. lono;um et basi c. 



