570 



Leguminosae 



smooth on both surfaces, inflated on the seeds, both margins 

 slightly thickened, not winged; seeds reniform, about 3 cm. 



long, flat on both surfaces. May. Kyushu (Higo Prov.) ; 



very rare. China. 



2. Mucuna irukanda Ohwi. Iru-kanda, Ujiru-kanda. 

 Woody climber; branches and leaves with rusty-brown re- 

 trorsely appressed stinging hairs while young; leaves petiolate, 

 the leaflets chartaceous, shortly caudate-acuminate, the termi- 

 nal oblong, 8-1 1 cm. long, 4-5 cm. wide, obtuse at base, with 

 very fine barely raised veinlets; racemes densely many-flow- 



ered, about 15 cm. long, pendulous, subsessile to short-pedun- 

 cled, rusty-brown velvety and with scattered brown stinging 

 hairs, the pedicels 1-1.5 cm. long, usually in 3's at the nodes; 

 flowers purple, with pale green standard, the wings dark 

 purple, the keel 5-5.5 cm. long, cartilaginous, acute and white 

 at apex, the remainder pale purple, paler toward base; legumes 

 about 20 cm. long, 3 cm. wide, very shordy pilosulous, angled 



on each side near the margin, not winged, about 5-seeded. 



May. Kyushu (Mageshima near Tanegashima) ; very rare. 

 Ryukyus. 



29. CANAVALIA Adans. Nata-mame Zoku 



Twining, rarely erect herbs; leaves pinnately 3-foliolate, the stipules small; flowers rather large, reddish or bluish purple or 

 white, in axillary racemes, the nodes thickened, the bracts small, the bracteoles small and caducous; calyx campanulate, often 

 2-lipped, the teeth depressed; stamens diadelphous (9 and 1); legumes oblong, flat or radier inflated, 2-valved, dehiscent, ribbed 

 or winged on outer edge. About 30 species, widespread in the Tropics and subtropics. 



1. Canavalia lineata (Thunb.) DC. Dolichos lineatus 

 Thunb. Hama-nata-mame. Twining or prostrate per- 

 ennial herb; stems much elongate, glabrate; leaves long-peti- 

 olate; stipules ovate, 4-5 mm. long, herbaceous, deciduous, the 

 scar of stipule thickened and later becoming a gland; leaflets 

 subcoriaceous to rigidly chartaceous, often with scattered ap- 

 pressed hairs, nearly glabrous and yellowish green beneath, 

 the terminal leaflets rounded to broadly obovate, 5-10 cm. 

 long, 5-8 cm. wide; racemes 10- or more-flowered, long-pedun- 

 cled, the nodes thickened and with a sessile gland at each; 



flowers in 2's or 3's, reddish purple, 25-30 mm. long, the bracts 

 and bracteoles ovate, subobtuse, caducous, 2-3 mm. long; calyx 

 about 1 cm. long, the teeth semirounded, the upper 2 larger, 

 slighdy connate; legumes puberulous at first, soon glabrous, 

 oblong, rather flat, 5-6 cm. long, about 2.5 cm. wide, with 2 



ridges along the outer suture. July-Sept. Sandy beaches 



near seashores; Honshu (Tokaido Distr. and westw.), Shi- 



koku, Kyushu; rather common. Ryukyus, Formosa, and 



China. 



30. PUERARIA DC. Kuzu Zoku 



Twining or trailing herbs; leaves pinnately 3-foliolate, the stipules leaflike, sometimes peltate, the leaflets stipellate, entire or 

 2- or 3-lobed; flowers reddish purple, rarely white, in peduncled, erect, sometimes branched racemes, the bracts caducous, the 

 bracteoles minute, the nodes of the racemes thickened; calyx deeply 5-lobed, the 2 upper lobes more or less connate, die standard 

 usually with a callose spur on each side near the base, about as long as the wings and keel; stamens monadelphous; style beard- 

 less; legumes elongate, flat, linear, 2-valved, many-seeded. ^More than a dozen species, in the Tropics of Asia. 



1. Pueraria lobata (Willd.) Ohwi. Pachyrrhizus thun- 

 bergianus Sieb. & Zucc. nom. superfl.; Dolichos lohatus Willd.; 

 Pueraria thunbergiana (Sieb. & Zucc.) Benth.; D. trilobus 



Houtt., non L.; Pueraria triloba (Houtt.) Makino 



Kuzu. Perennial coarse herbs with woody base; stems 

 much elongate, twining or prostrate, whitish puberulent, with 

 coarse spreading or reflexed brown hispid-hairs; stipules 

 lanceolate, subacute, medifixed, 15-20 mm. long, green; leaf- 

 lets green, loosely appressed-hirsute on upper side, densely 

 whitish pubescent beneath, the terminal lobe rhombic-orbicu- 

 lar, 10-15 cm. long and as wide, abruptly acuminate, some- 



times 3-lobed, the lateral lobes often bifid; racemes densely 

 many-flowered, nearly sessile or short-peduncled, 10-20 cm. 

 long; flowers reddish purple, rarely almost white, 18-20 mm. 

 long, the bracts linear, 8-10 mm. long, 0.2-0.3 mm. wide, 

 long-pilose, caducous, the bracteoles caducous, narrowly ovate 

 or broadly lanceolate, acute; lowest calyx-lobe 1.5-2 times as 

 long as the tube; legumes flat, densely dark brown spreading- 



hispid, linear, 6-8 cm. long, 8-10 mm. wide. July-Sept. 



Thickets and thin woods; Hokkaido, Honshu, Shikoku, Kyu- 

 shu; very common. Korea and China. 



31. GLYCINE L. Daizu Zoku 



Twining to trailing, rarely erect herbs, usually hairy on stems and leaves; leaves with small stipules, pinnately 3-foliolate, 

 stipellate; flowers small, purplish to white, on short axillary racemes, the bracts and bracteoles subulate, small, free; petals 



nearly equal in length; legumes flat, 2-valved, dehiscent, slighdy inflated over the seeds. About 10 species, in tropical and 



warmer regions of Africa, Asia, and Australia. 



lA. Twining, usually slender, annual vine; bracteoles 1-2 mm. long; flowers 5-8 mm. long; pods 20-25 mm. long, 3-5 mm. wide, 

 dark brown at maturity; seeds of an oblong type, 3-5 mm. long, 2-3.5 mm. wide, dark brown; indigenous \.G. soja 



IB. Bushy, usually coarse and erect, annual herb; bracteoles 2.5-3.25 mm. long; flowers 6-7 mm. long; pods 25-75 mm. long, 8-15 mm. 

 wide, yellowish brown at maturity; seeds o£ a globose or ovoid type, 6-1 1 X 5-8 mm., white to reddish black; cultivated. 



2. G. max 



