MATERIALS FOR A FLORA OF FORMOSA. 123 



vel anriculata, anricnlis 2 cm. longis, totiusqne latis, remote minute 

 mucronateqne serrata, inter mncrones 12 mm. longa, 6-7-nervia, 

 utrinque glabra, supra nitida subtus pallidiora, petioHs 4 cm. longis, 

 stipulis lanceolatis 7 mm. longis. Fructus capsularis depresso- 

 globosus, 12 mm. longus, 14 mm. latus, apice depressus, tri-lobatus, 

 3-locularis, alis obscuris vel 0. 



Hab. Eandaizan, leg. U. Mori, Aug. 1908, (No. 7121) ; Shin- 

 tiku: Goshizan, leg. T. Kawakami, Dec. 1905, (No. 1296). 



Near B. Wageneriana Hook. 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. Roxhurgi A. DC. and B. inflata C. B. Clarke, but differs 

 from both in having not horned, but quite rounded, fruit. 



Begonia ferruginea Hayata sp. nov. Ferruginea, ramosa, 

 exsiccato ferrugineo-rubescens primum lanata demum subglabra 

 30 cm. alta. Folia petiolata, stipulata oblique cordata, 15 cm. 

 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, 7-0-norvia, petiolis 8 cm. longis, stipulis ovatis 1-2 cm. 

 longis, 7 mm. latis. Cyma3 axillares paucifloratse bracteatae, 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 ol)ovata 1^ cm. longa 8 mm. lata, apice 

 rotundata, basi obtusa. Stamina oo , 4 mm. longa, filamentis liberis 

 3 mm. longis, antheris oblongis 1 mm. longis, conncctivis leviter 

 productis. 



