222 THE BOTANICAL MAGAZINE. [Vo i. xxiv. No. 284. 



broad sinuses, lobes rotetely spreading and reflexed, deltoid, 

 acute, entire, 1— nerved. Petals 5, much exserted, inserted 

 under the sinuses of the calyx, spreading, about 3mm. long, 

 pinnate, thinly glandular externally, deciduous ; lac'nae seta- 

 ceous, the lateral lacinae 2-paired and erect-patent or patent, 

 the lower pair much shorter than the upper pair, the terminal 

 lacina longer than the lateral ones, the main portion broadly 

 linear. Disk broad and flattish, greenish. Stamens 5, in- 

 cluded, incurved ; filament very short, subulate ; anther minute, 

 introrse, yellow, widely ovoid, emarginate at the apex, cordate 

 at the base, cells elliptical-oblong. Styles 2, short, curved 

 outwards, divaricately bifid into simple terete branches termi- 

 nated by a simple rounded not thick stigma. Ovary 1-locular, 

 with 2 parietal placentas ; ovules several to a placenta, 

 aggregated, oblong-obovoid. 



Nom. Jap. Tsukushi-charumerusb (nov.). 



Hab. Prov. Bungo : Minami-amabe-gori (K. Suido ! 1910). 



Vigna (Plectrotropis) vexillata (Linn.) Benth. 'in Mart. 

 Fl. Bras. XV. Papil. p. 193, tab. 50, fig. 1 '; Id. Fl. Austral. 

 II. p. 258 ; Baker in Hook. fil.'Fl. Brit. Ind. II. p. 206 ; Trimen, 

 Hand-Book Fl. Ceyl. II. p. 74; Forbes et Hemsl. in Journ. 

 Linn. Soc. XXIII. p. 193; Diels in Engl. Bot. Jahrb. XXIX. 

 p. 419. 



Phaseolus vexillatus Linn. Sp. PI. p. 274; Willd. Sp. PI. III. 

 p. 1032 ; Pers. Syn. PL II. p. 295 ; DG. Prodr. II. p. 395. 



Vigna yexillata var. tsusim ensis Matsum. in Bot. Mag., 

 Tokyo, XVI. (1902), p. 93. 



Leaflets acuminate, adpressedly and scatteredly pubescent 

 en both surfaces ; odd one subrhombicly ovato-lanceolate ; 

 lateral ones slightly oblique in form, lanceolato-ovate. Flow- 

 ers large, about 3cm. in cross diameter and 2 Jem. in vertical 

 diameter. Yexillum ample, bluish-violaceous but passed into 

 pale towards the margin and light yellow in centre at the base 

 internally, light yellow below and otherwise violascent exter- 

 nally, but soon after the full expansion becomes isabel-yellowish, 



