60 ART. 4. — SHÛTAI OKAMURA : 



JTylocoiniuni jji/renniciini (Spkuc.) Ltndb. 



Korea : iu monte lloliö (Leg. Takenoshin Nakai ! 11. VU. 1914.). 

 Species nova ad floram koreanani. 



Hyloconiiuni splendens (Hedw.) Schimp. 



Korea : in monte Rohö (Leg. Takenoshin Nakai ! 11. VIT. 1914 ). 

 Species nova ad floram koreanam. 



Hypnuni Schreberi Wild. 



Sachalin : Sicca (Leg. Jüsuke Susuki ! 1. V. 1913). Korea : in monte 

 Rohô (Leg. Takenoshin Nakai ! 10. VIT. 1914.). 



Species nova ad floram sachalinam et koreanam. 



JSctrojmtheciuni Shiragae Sh. (3kamura. sp. nov. 



Habitat in truncis arborum. Plantae graciles, caespitosae, 

 caespitibus liitescenti-viridibus, nitidiusculis, molliusculis, densissimis, 

 late depresso-extentis. Caulis elongatus, repens, c. 5-7 cm. longus, 

 per totam longitudinem fasciculatim fusco-radiculosus, divisas, dense 

 et regulariter pinnatim ramosus, sectione oblongus, c. 0.24-0.32 x 

 0.16-0.24 mm. magnus, fasciculo centrali arto panci-cellnlari, reti 

 intermedio hyalino, cellulis hexagonis vel oblongo-hexagonis c. 15- 

 30 A« magnis tenellis, cellulis peripliericis c." 3-seriatis minoribus in- 

 crassatis lutescentibus vel fuscis ; ramis c. 3-5-7 mm. longis, trans- 

 verse patentibus et prostratis vel patulis et adscendentibus, strictis, 

 simplicibus rarius parce vel regulariter pinnatim ramulosis apice ob- 

 tusis, dense Miosis complanatis, cum foliis c. 1.2 mm. latis. Para- 

 jdhyllia nulla. Folia quasidisticha, baud liomomalla, sicca laevia, 

 ovato-lanceolata, apice subulato- acuminata, c. 0.9-1.2 mm. longa et 

 c. 0.28-0.32 mm. lata, concava, baud plicata, marginibus basi levi- 

 ter recurvis, inferne integerrimis, e medio ad apicem argute serra- 



