34 Art. 7. - S. Okamura : 



repens, c. 4-5 cm. longus et cum foliis c. 1.2 mm. latus, densius- 

 cule pinnatim ramosus, sectione rotundus vel ellipticus c. 0.2 mm. 

 in diametro, fasciculo ceiitrali nullo, reti centrali hyalino, cellulis 

 hexagonis c. 14p in diametro, peripherico e cellulis minusculis 

 rubiginosis 2-3-seriatis valde incrassatis, externis c. 14,« in dia- 

 metro hyaliriis (membrana externa tenera. ) composito; ramis 

 prostratis 5-15 mm. longis obtusis simplicibus vel pinnatim ramulo- 

 sis; caulibus ramisque dense foliosis complanatis. Folia patula 

 stepe homomalla falcata, ovato- vel oblongo-lanceolata apice sensim 

 longe subulato-acuminata, c. 15-17 mm. longa et c. 0. 3-0. 4 mm. 

 lata, concava secl in acumen canaliculata, kevia, marginibus e me- 

 dio ad apicem remoto serrulatis, basi recurvis, alis concavis; nervis 

 binis indistictisve c. 0.24 mm. longis; cellulis valde cblorophyllosis 

 laevissimis pellucidus angustis, c. 50-80,« longis et e. 4-6,« latis, 

 basilaribus linearibus c. 20-30,« longis et c. 6-7,« latis parce porosis 

 rubiginosis, alaribus incrassatis porosis, inferialaribus 5-6-seriatis 

 magnis rectangulis c. 30-56,« longis et c. 12-14,« latis rubiginosis 

 sed externis hyalinis, supraalaribus paucis subquadratis rubiginosis, 

 in parte acuminata folii c. 50-60« longis et c. 4,« latis. Caetera 

 ignota. 



Hondo: Prov. Shinano, Sakai-mura, Shimotakai-gun (Coli. 

 ShinzôIiÔ! October 28, 1913.). 



Species nova ad floram japonicam. 



Distr. Sikkim, Bhutan. 



Sftrcotlon eteniutn (ScHlMP.) Broth. 

 Korea: Quelpsert (Coll. Sanki Ichikawa ! 1905.). 



SttrcoHon Haldanianus (GREB.) LlXDB. vor. viridis 



Sh. Okamura. var. nov. 



(Tab. XVII.) 

 Habitatio in truncis arborum defectrum. Gracilis CEespüosus, 

 caespitibus sat viridibus mollibus laxiusculis nitidis. Inflorescentia 

 monoica; flores masculi in caule. Caulis prostratus 3-6 cm. lon- 

 gus, hie illic fasciculatim fusco-radiculosus, densiuscule pinnatim 

 ramosus, sectione rotundus vel ellipticus 0.32 mm. in diametro, 



