AMPELTDEjE. 



107 



Stamina 5 cam lobis coroUse altema, fauce tubi affixa, antheris sessilibus, 

 ovato-triangularibus, apice acuto-obtusis, emarginatis, basi alte cordatis, f mm. 

 longis totiusque latis. Ovarium brevissime conicum l^mm. longmn totiusque 

 latum, brevissime hirsutum, 1-loculare, 2-ovulatum, ovulis pendulis ; stigma 

 ad apicem ovarii obliquum labelliforme ^ mm. longum apice acutum, horizon- 

 taliter situm. Drupa obovoideo-ellipsoidea nigra nitens, S^ cm. longa, puta- 

 mine crustaceo. Albumen in lobos numerosos arete oppresses divisum. 



Hab. KosMn: Kuraru, leg. B. Hayata, Mai., 30, 1912. 



Near G. tarlacense ViD. ; diffei-s from it by the much thicker leaves 

 which are pale yellowish green on the under surface in a dried specimen. 



Ampelideae. 



Cissus pteroclada Hayata sp. nov. Herba succulenta, glabra, prostrato- 

 scandens, ad nodos radices non emittens. Gaulis 4-angulatus (3 mm. in dia- 

 metro sectionis), ad angulos late alatus, (alls 1-2 mm. latis) internodiis su- 

 perioribus 5 cm. longis, ad nodos articulatis, in speoiminibus exsiccatis solutis, 

 cirrhis oppositifoliis simplicibus vel apice furcatis, 5-6 cm. longis filiformi- 

 bus. FoUa altema, petiolata, glabra, in vivo nitida, crassiuscula, in exsic- 

 cate membranacea, petiolata, cordato-ovata, 9 cm. longa, 6 cm. lata, acuminata 

 vel cuspidato-acuminata, basi concavo-truncata, margine sub-integra vel re- 

 mote minuteque serralata, 3-5-nervia, venis primariis lateralibus utrinque 

 2-3, petioKs graciHbus 4 cm. longis, stipulis amplixicauUbus late ovato- 

 rotundatis 2-3 mm. longis latissimis, margine plus minus ciHolatis. Cymse 

 oppositifolise cum pedunculis 3 cm. longse, peduncuUs 1|- cm. longis apice 

 bracteolatis, 3-4-ramosis, ramis plus minus pubescentibus, bracteoKs- scariosis 

 rotundatis ciHolatis 1 mm. longis, pedicellis 1-2-3 mm. longis. Flores herma- 

 phrodati, apertientes non visi. Alabastrum florum globosum ; calyx cupuliformis, 

 1 mm. longus, 1| mm. in diametro. Petala 4, duplicato-valvata, (in alabastro) 

 stylus columnaris, stigma punctiforme. 



Hab. Sankakuyii: Taihyo, leg. R. Kanahiba, JuH., 1912. 



Near V. repens ; Jaut differs by the distinct erect petals and winged 

 stem. 



