CONTRIBUÏIONES NOVAE AD FLORAM BRYOPHYTON JAPONICAM. 



19 



MNIACEAE. 



Milium Kiifoshii Sh. Oxamura. sp. nov. 



Habitat in saxis irroratis. Plantae robustiores, caespitosae, 

 caespitibus late extentis, viridibus, in statu sicco molliusciilis nitidis. 

 Caulis repens, usque ad 20 cm. longus, densissime fusco-radiculosus, 

 irregulariter parce raraosus, den- 

 «iuscule foliosus complanatus, sec- 

 tione teres, c. 0.56-0.64 mm. 

 diam., fascicule centrali c. 56 // 

 diam. paucicellulari luteo vel 

 luteo-fusco, reti intermedio hyaline 

 vel lutescenti, cellulis hexagonis 

 vel oblonge -hexagonis c. 40-56 [^ 

 magnis, parietibus tenellis lutes- 

 <3enti-fuscis, cellulis periphericis c. 

 3-4-seriatis sensim minoribus c. 

 10-18 fj- magnis paulum incrassatis 

 fuscis ; ramis prostratis, c. 5 cm. 

 longis, apice flageriformiter pro- 

 ductis, simplicibus, densiuscule foliosis complanatis. Folia sicca 

 leviter crispata, madida horizontalia et quasidisticha, haud decur- 

 rentia, e basi valde angusta brevissima subito subcordato- saepe 

 •ovato-oblonga, apice rotundato-obtusa, emarginata vel haud emar- 

 ginata, nervo excurrente breviter apiculata, c. 5-9 mm. longa et c. 

 3.5-4.5 mm. lata, subplana, marginibus paulum undulatis, ubique 

 limbatis, limbo lato lutescenti, inferne e seriebus 4-5, superiore 

 2-3 cellularum elongatum formate, fere e basi ad apicem dense et 

 minute simplici-subserrulatis, serrulis obtusis ex unica série saepe 



A. X2 

 Fig. S. Mnitini Kiyoshii. 

 A. Folia ( X 2) ; B. Apex foUi ( x 50) ; 

 C. Sectio transversalis nervi ( x 50). 



