23 Art. 7.- S. Okamura: 



Habitus statura faciesque ornnino B. Mitenii (Broth.) Card. 

 affinis, sed e foliorum formis et cellulis areolatis diversis. 



lioiilaya Mitteni (Broth.) Card, in Rev. Bryologique. 



39 e Année. No. 1. p. 1-3, (1912). 



Korea: Quelpsert (Coll. Sakki Ichikawa! 1012). 



Hypnacese. 

 Hyffraamblyslegium fatifolitttn Sh. Okamura. sp. nov. 

 (Tab. XIII.) 

 Habitatio in terra iiTorata. Subrobustum, caespitosurn, caespi- 

 tibus mollibus seel sicca rigidiusculis lutescenti-viridibus baud nitidis 

 densis. Caulis prostratus, elongatus, ad 8 cm. longus, parce fusco- 

 radiculosus, dense pinnatim ramosus, sectione rotundatus vel 

 ellipticus c, 0.30-0.45 mm. in diametro, fasciculo centrali c. 20- 

 30,« magno, reti intermedio hyalino, cellulis oblongo-hexagonis 

 vel hexagonis tenuibus c. 15-40,« magnis, a centro usque sensim 

 minoribus, peripberico e cellulis 3-4 seriatis luteis vel luteo-fuscis 

 c. 10,« magnis incrassatis composito; ramis usque erectis, c. 2-4 

 cm. longis, apice acutis et sicca curvatulis bumida usque strictis, 

 simplicibus vel plus vel minus minutissime ramulosis; ramulis 

 homomallis c. 2-6 mm. longis; ramulis in caule 5-10 mm. longis; 

 erectis simplicibus; caulibus ramis ramulisque laxiuscule foliosus. 

 Paraphyllia numerosa, multiforma (lanceolata ovata ovato-lanceolata 

 subulata etc.) integerrima vel serrate saepe bifida, 0.4-0.5 mm. 

 longa. Folia sicca laxe adpressa et leniter crispata, bumida 

 suberecta vel erectro-patentia, valde concava, e basi perde- 

 currentia deltoido-corclata, in acumen subulatum subcanaliculatim 

 breve attenuatum constricta, c. 1.2-1.5 mm. longa et c. 1.0-1.3 

 mm. lata, marginibus planis, integerrimis vel ubique minutissime 

 serrulatis, alis valde Iaxis et valde concavis; nervo valido, infra 

 summum apicem folii evanido, leniter flexnoso, luteo, basi c. 0.1- 

 0.12 mm. lato etc. 0.04-0.05 mm. crasso, in sectione transversali 

 biconvex vel planoconvex, dorso valde prominenti basi e 4-stratiä 

 cellularum incrassatarnm composito; cellulis laminalibus laevibus, 



