CONTKIBUTIONES NOVAE AD FLOEAM BRYOPHYTON JAPOXICAM. 



11 



X20 



Fig. 4. Grimmia 

 Hisaiichii. 



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



lulis hexagonis c. 15-20/^ magnis tenellis, 



cellulis periphericis c. 3-seriatis minoribiis 



c. 7-10 ,« magnis paiilum incrassatis fuscis ; 



ramis strictis vel arcuatis, dense foliosis, 



obtusis. Folia sicca valde adpressa stricta, 



niadida erecto-patentia, e basi rotundato- 



ovalia subulato-attennata, carinata, apice 



nervo excurrente longe pilifera (pilo liyalino 



usque ad 1.2 mm. longo, paulum papilloso, 



margine minute serrulato), c. 2.8-3.2 mm. 



longa et basi c. 0.7 mm. lata, marginibus 



integerrimis, basi revolutis inde uno vel 



utroque lateralis leviter revolutis ; nervo 



valido, superne canaliculato, in sectione 



transversali concavo-convexo, dorso pro- 



minenti, basi c. 80/^ lato et c. 30-40/^ crasso, ducibus ventralibus 



2-3, cellulis dorsalibus c. 10, fasciculo stereidearum e stratis 2-3 



cellularum composite ; cellnlis laminalibus basilaribus uni-stratis, 



luteis vel fuscis, juxta costam linearibus c. 25-40 /^ longis et 



c. 7 y- latis, margines versus quadratis vel breviter rectangulis c. 



15-20x15,« magnis, parietibus hand incrassatis non sinuosis nee 



porosis, caeteris quadratis c. 9-10 /< magnis sublaevibus, in dimidio 



superiore bi-stratis, ad margina 4 -stratis subopacis. Caetera desunt. 



Hondo : Prov, Sagami, Ikego [ftfe ^^], Duslii (Leg. Kiyotaka Hisauchi ! 

 12. xn. 1914.). 



Species G. pilifera habitu faciesque subsimilis, sed foliorum 

 forma, pilo humile papilloso, cellulis basilaribus baud sinuosis longe 

 diver sa. 



Nomen speciei in honoren Leg. Dom. Kiyotaka Hisauchi. 



