MATERIALS FOR A FLORA OF FORMOSA. 123 
vel auriculata, auriculis 2 cm. longis, totiusque latis, remote minute 
mucronateque serrata, inter mucrones 12 mm. longa, 6-7-nervia, 
utringue glabra, supra nitida subtus pallidiora, petiolis 4 cm. longis, 
stipulis lanceolatis 7 mm. longis. Fructus capsularis depresso- 
globosus, 12 mm. longus, 14 mm. latus, apice depressus, tri-lobatus, 
d-locularis, alis obscuris vel 0. 
Has. Randaizan, leg. U. Morr, Aug. 1908, (No. 7121); Shin- 
tiku: Goshizan, leg. T. Kawakami, Dec. 1905, (No. 1296). 
Near B. Wageneriana Hoox. f. Bot. Mag. t. 4988, from which 
the present plant differs in having very small wings of the fruit. 
This resembles B. microptera Bot. Mag. t. 4974, in respect of the 
small wing of the capsule, but differs from that in having the entire 
sepals and obscurely and remotely serrate leaves. This is also 
near B. Roxburgi A. DC. and B. inflata C. B. Cuarxe, but differs 
from both in having not horned, but quite rounded, fruit. 
Begonia ferruginea Hayara sp. nov. Ferruginea, ramosa, 
exsiccato ferrugineo-rubescens primum lanata demum subglabra 
30 cm. alta. Folia petiolata, stipulata oblique cordata, 15 em. 
longa, 23 cm. lata, basi valde obliqua, cordata multilobata, vel 
irregulariter dentato-lobulata, lobulis  serrulatis acutis, supra 
ferrugineo-hispidula, subtus ferrugineo-tomentosa, demum utraque 
glabrata, 7-9-nervia, petiolis 8 cm. longis, stipulis ovatis 1-2 cm. 
longis, 7 mm. latis. Cymez axillares pauciflorate bracteate, bracteis 
stipula conformibus. Fl. J: perianthii segmenta 4, 2-exteriora 
majora late ovata 2 cm. longa, 18 mm. lata, apice rotundata, basi 
cordata, 2-interiora minora obovata 14 em. longa 8 mm. lata, apice 
rotundata, basi obtusa. Stamina oo, 4 mm. longa, filamentis liberis 
3 mm. longis, antheris oblongis 1 mm. longis, connectivis leviter 
productis. 
