Plantae Novae Micronesiae I 



By 

 Oeii-ili Koidzuiiii 



1. Gelastrus (Axillnres) marianensis Koidz. nov. sp. 



Species C. vctmlosac proxima, diffcrt foliis minoribus coriaceis ob- 

 tusissimis, calycis lobis ovatis. 



Frutex scandens glaberrimus, ramulis hornotinis viridibits leviter 

 angulatis, annotinis pallida brunnescentibus, vetustioribus fuscesccntibus; 

 gemmae miiiimae ovatae acutiusculae. Folia decidua chartacea vel 

 snbeoriacea subrhombeo-elliptica raro ovata vel obovato- cUiptica, 

 inargine remote ct obscuriter glauduloso-mucronata, apicc obtiisa vel 

 obtu.sissima, basi in petiolum cuncato-decurrentia, supra atroviridia 

 subtus lutescenti-viridia, 5— 8 cm. longa, 3 — 4,5 cm. lata ; nervis utraque 

 latere circiter 7 rectiitsculis utraque pagina leviter elevatis ; petiolis 

 supra sulcatis 4—5 mm. longis. Capsula iii axillis foliorum solitaria, 

 trivalvata et trilocularis, triqueter obovoidea, lutco-viridia 9—10 mm. 

 longa 7 — 8 mm lata, valvis 1 — 2-spermis obscuriter transverse striatis ; 

 semina oblonga atro-fusca ; jjcdicellis circ. 10 mm. longis. 



UisTK. The Alariana group: Saipan island (leg. G. Koidzumi, Feb. 

 8, 1915; Typ. in Herb. Sci. Coll. Imp. Univ. Tokyo). 



2. Raphidophora palauansis Koidz. nov. sp. 



Spc-cics R. Scortcchinii affinis, scd foliis pctiolisquc majoribus utraque 

 latere multinervis diflert. 



Scandens ramis validis terctibus 7 — 8 mm. crassis ad nodum radi- 

 cantibus internodiis 4,5 cm. longis. Foliorum petiolus crassiusculus 

 20 — 24 cm. longus supra late canaliculatus basi paullum dilatatus. 

 vagina tenuiter mcmbranacea mox dilacerata infernc 10 mm. ampla 

 supcrnc multo angustiora ad genicultim circ. 2—2,5 cm. longum attin- 

 gente instructus. Lamina mcmbranacea glabcrrima anguste oblongo- 

 lanceolata integerrima apicc brevitcr falcato-acuminata, basi late 

 cuneata rarius inacqualitcr angustata (29 — ) — 48 — 48 cm. longa medio 



