MATERIALS FOR A FLORA OF FORMOSA. Yap 
Fl. { spicati, spicis pedunculatis, oppositifoliis, ecylindraceis 3$ em. 
longis, 4 mm. latis, pedunculis 14 cm. longis. Fl. § subsessiles. 
Stamina 2, filamentis brevibus, bracteis peltatis, peltis stipitatis 
1$ mm. in diametro. 
Has. Koshin, Kurarusha, leg. T. Kawakami, Juli. 1906, (No. 
1645). 
Near Piper sarmentosum Roxs., but differs from it by the sub- 
cordate leaves with different venation. 
Piper kwasheense Hayata sp. nov. Caulis scandens prostratus, 
ad nodos radicans, (internodiis 6-7 cm. longis), longitudinaliter 
rugulosus, rugulis prominentibus. Folia membranaceo-chartacea, 
cordato-rotundata, 8-10 em. longa, 5-6 cm. lata, apice rotundata, 
subito cuspidata, (cuspidibus 14cm. longis, 3-4mm. latis), basi peltato- 
cordata, vel subpeltata, (ab insertione petiolorum usque ad basin 
lamine 2 mm.), margine integerrima, utrinque pallidissima, nervis 
utrinque tenuibus distincte elevatis, 5-nervia, utrinque pagine 
glabra, petiolis 4 cm. longis, multistriatis, brevissime pubescentibus. 
Alabastrum foliorum oppositifolium, cylindricum, 1 cm. longum, 
2 mm. latum, 1-perulatum, perulis brevissime fusco-pubescentibus. 
Has. Kwashoto, leg. T. Kawaxamr et Z. Kopayasnr, 1907, 
Aug. (No. 475). 
Near P. ornatum N. E. Brown, but differs from it in having 
much more cordate leaves with primary lateral veins curving 
upwards and reaching the apex of the blade. 
Piper sarmentosum Roxs.; C. DC. in DC. Prodr. XVI.-1, p. BOos 
Maxim. in Mél. Biol. XII. p. 533; Forses et Hemsz. Ind. FL. Sin. 
E.p. 366. 
Piper Futokadsura Tasutro, (in sched.) Herb. Tokyo. 
