2 Art. 7. — S. Okainura : 



JDumoriicra hirsuta (Sw.) NEES. 

 Kyûkyû: in insula Okinawa (Coll. T. Miyagi ! Augusto 18, 

 1912.); Kyûshû: Prov. Ôsumi, Nase, Amami-Ôshima (Coll. 



S. Nodute!). 



Marc hant ia tesana Steph. 



Kyûshû: Prov. üsumi, Nase, Amami-Ôshima (Coll. S. 

 Nodute! Majo 1913.). 



Jungermaniaceae anakrogynae. 



JLneura palmata (Hedw.) Dum. 

 Kyûshû: Prov. Ôsumi, Nase, Amami-Ôshima (Coll. K. 

 Miyamoto! October, 1909); Ôkachi, Amami-Ôshima (Coll. K. 

 Miyamoto! Martio, 1911.). 



Pellia ca!ycina (Tyl.) Nées. 

 Kyûshû: Prov. Ôsumi, Nase, Amami-Oshima (Coll. K. 

 Miyamoto! October, 1909.). 



Jungermaniaceae akrogynae. 



A.})lo£ta toivaJaensls Su. OxAMUEA. Sp. nov. 



(Tab. I. A-G.) 

 Habitatio aquatica, ad rupes. Plantas robustiusculse, csespitosœ, 

 caespitibus Iaxis densiusculis mollibus virescentibus sicca nigres- 

 centi-virescentibus haud nitidis. Caulis prostratis, basi filiformis 

 et nudus, haud radiculosus, c. 5-8 cm. longus et cum foliis c. 

 2-3 mm. latus, simplex vel irregulariter parce (c. 1-5) ramosus, 

 in apice ssepe elongate (c. 1.0-1.5 cm. longus) et flagelliformiter 

 innovando-ramosus, sectione plano-oblongus, c. 0.3-0.4x0.18- 

 0.22 mm. crassus, cellulis ubique fere ejusdem magnitudinis 

 hexagonis c. 40 p magnis; ramis lateralis, ab ventrali-axilla folii, 

 c. 1-2 cm. longis, apice sœpe rlagelliformiter elongatis; ramis 

 innovationibusque basi hyalino- vel lutescenti- radiculosis. Folia 

 intima minoriora, superiora majora, oblique inserta, remota, sicca 



