Leguminosae 



565 



grounds and grassy places in lowlands; Honshu, Shikoku, 



Kyushu; common. Ryukyus, Formosa, Korea, China to 



Europe. 



5. Vicia hirsuta (L.) S. F. Gray. Ervum hirsutiim L.; 



V. corcana Lev.; V. taquet'd Lev. Suzume-no-end6. 



Loosely pubescent, scandent annual or biennial; stems 30-60 

 cm. long; leaves nearly sessile, die stipules bifid or dentate, the 

 leaflets 12-14, thin, lanceolate, rounded to truncate at apex, 

 10-17 mm. long, 2-3 mm. wide; peduncles slender, 2-3 cm. 

 long, loosely flowered; flowers pale bluish purple, 3-4 mm. 

 long; legumes oblong, pubescent, about 8 mm. long, 3 mm. 

 wide, 2-seeded. Apr.-May. Waste grounds; Honshu, Shi- 

 koku, Kyushu; common. Eurasia and N. Africa. 



6. Vicia villosa Roth. Birodo-kusa-fuji. Prominently 

 pubescent, scandent annual or biennial; stems 80-120 cm. long; 

 leaves very short-petioled, 8-12 cm. long, the stipules obliquely 

 or semisagittate, the leaflets 16-24, oblong or elliptic to ovate, 

 15-20 mm. long, 7-10 mm. wide, soft; racemes 8-12 cm. long 

 inclusive of the peduncle, densely many-flowered, one-sided; 

 flowers about 15 mm. long, purple; calyx-teeth unequal, the 

 lower elongate, linear, slightly longer than the tube; legumes 



flat, glabrous, narrowly oblong. May-July. A European 



species, cultivated for green manure. 



7. Vicia dasycarpa Tenore var. glabrescens (C. Koch) 



G. Beck. V. villosa var. glabrescens C. Koch Nayo-kusa- 



Fuji. Resembles the preceding but a much more slender, 

 less pubescent, scandent herb with rather stiffer and more 

 slender stems and shorter calyx-teeth.- -June-July. A Euro- 

 pean plant sometimes grown with the preceding. 



8. Vicia amoena Fisch. V. rapunculus Deb.; V. amoena 

 var. oblongijolia Regel; V. amoena var. lanata Fr. & Sav.; V. 



amoena var. sachalinensis F. Schmidt ex Nakai Tsuru-fuji- 



B.\KAMA. Thinly pubescent or glabrescent, a scandent per- 

 ennial herb; stems 80-180 cm. long; leaves very short-petioled, 

 8-15 cm. long, the stipules coarsely dentate, rather large, the 

 leaflets 10-16, oblong to lanceolate, 15-30 mm. long, 4-10 mm. 

 wide, rounded to subacute; racemes 4-8 cm. long, densely 

 many-flowered, one-sided, on peduncles 2-7 cm. long; flowers 

 purple, 12-15 mm. long, the bracts minute; calyx-teeth un- 

 equal, the lower tooth broadly linear, shorter than to nearly 

 as long as the tube; legumes narrowly oblong, flat, 2-2.5 cm. 



long, about 5 mm. wide; glabrous. Aug.-Oct. Thickets in 



lowlands and low mountains; Hokkaido, Honshu, Kyushu; 

 rather common. Siberia, China, Korea, Manchuria, Sa- 

 khalin, and s. Kuriles. 



9. Vicia japonica A. Gray. V . japonica var. comosa H. 

 Boiss.; V. pallida var. japonica (A. Gray) Maxim, ex Matsum. 



HiROHA-KusA-Fuji. Allied to the preceding but slightly 



smaller and with more slender stems; stipules small, bifid; 

 leaflets 10-14, elliptic to oblong, 10-20 mm. long, 6-10 mm. 

 wide, rounded to retuse; racemes 2-3 cm. long, rather many- 

 flowered; flowers pale bluish purple; caly.x-teeth short; legumes 



2-2.5 cm. long, about 6 mm. wide, several-seeded. Apr.- 



Aug. Thickets and grassy places, seashores to die mountains; 



Hokkaido, Honshu; rather common. Korea, Sakhalin, and 



s. Kuriles. 



10. Vicia amurensis Oettingen. V. pallida Turcz., non 

 Hook. & Arn.; V. japonica scnsu Komar., non A. Gray; V. 



vaniotii Lev. Nohara-kusa-fuji. Intermediate benveen 



the two preceding; scandent perennial herb; stems 80-150 cm. 

 long, short-pubescent, glabrate; stipules dentate or bifid; leaf- 

 lets 15-30 mm. long, 8-12 mm. wide; racemes 2-5 cm. long. 



July-Sept. Hills and low mountains; Honshu (Kai and 



Shinano Prov.), Kyushu; rather rare. Korea, Manchuria, 



Amur, and Ussuri. 



11. Vicia cracca L. V. cracca var. canescens Maxim, ex 



Fr. & Sav.; V. cracca var. japonica Miq.; V. oiana Honda 



Kus.\-Fuji. Rather soft, somewhat pubescent, vivid or gray- 

 green perennial; stems scandent, 80-150 cm. long; leaves nearly 

 sessile, 8-15 cm. long, the stipules bifid, lanceolate, the leaflets 

 18-24, lanceolate to broadly linear, 15-30 mm. long, 2-6 mm. 

 wide; racemes densely many-flowered, 6-15 cm. long inclusive 

 of the peduncle; flowers bluish purple, one-sided, 10-12 mm. 

 long; lowest calyx-tooth shorter tiian the tube; legumes nar- 

 rowly oblong, 2-3 cm. long, 6-7 mm. wide, glabrous, several- 

 seeded. May-July. Thickets and grassy places; Hokkaido, 



Honshu, Shikoku, Kyushu; common on hills. Widely dis- 

 tributed in temperate and cooler regions. 



12. Vicia pseudo-orobus Fisch. & Mey. V. pseudo- 



orobus var. tana\ae (Fr. & Sav.) Makino Oba-kusa-fuji. 



Slightly pubescent to glabrate, prostrate to procumbent peren- 

 nial; stems 80-150 cm. long; leaves very short-petioled, the 

 stipules semi-ovate, dentate or 2-fid, the leaflets 4-10, charta- 

 ceous, often subalternate on axis, ovate, 3-5 cm. long, 15-30 

 mm. wide, acute to obtuse, yellowish brown when dry, the 

 tendrils sometimes simple; racemes 4-6 cm. long, rarely 

 sparsely branched at base, many-flowered, long-peduncled; 

 flowers bluish purple, 13-15 mm. long; calyx-teedi depressed, 

 deltoid, the lowest ones 0.5-0.8 mm. long; legumes short- 

 stiped, narrowly oblong, flat, 25-30 mm. long, 6-7 mm. wide, 

 glabrous, several-seeded, the stipe 2-3 mm. long, included 

 within the calyx. — —Aug.-Oct. Hokkaido, Honshu, Shikoku, 

 Kyushu. n. China and e. Siberia. 



13. Vicia unijuga A. Br. Orobus lathyroides L.; Ervum 

 unijugum (A. Br.) Alef.; hathyrus messerschmidtii Fr. & Sav.; 



V. austrohigoensis Honda Nanten-hagi. Perennial, 



slightly pubescent while young; stems erect to ascending, 

 angular, 60-100 cm. long, branched above; leaves short-peti- 

 oled, the stipules dentate or bifid, the leaflets 2, coriaceous to 

 chartaceous, ovate to broadly lanceolate, 4-7(-10) cm. long, 

 (8-) 15-40 mm. wide, gradually acute, sometimes subobtuse; 

 racemes 2-A cm. long, one-sided, the peduncles variable in 

 length, to 6 cm. long, or absent, sometimes branched at base; 

 flowers bluish purple, 12-15 mm. long, the bracts inconspicu- 

 ous; calyx-teeth short; legumes broadly lanceolate, 2.5-3 cm. 



long, 5-6 mm. wide, nearly sessile, glabrous. June-Oct. 



Thickets and grassy places in lowlands and low mountains; 

 Hokkaido, Honshu, Shikoku, Kyushu; very common and 



variable. e. Siberia, China, Korea, and Sakhalin. Forma 



angustifolia Makino. Fujigaf.-s5. Phase with narrow 



linear leaflets. 



14. Vicia nipponica Matsum. V. vcnosa var. capitata 



Fr. & Sav.; V. capitata (Fr. & Sav.) Koidz., non Nakai 



Yotsuba-hagi. Perennial herb, short-pubescent while young, 

 the stems rather stiff, angular, ascending, 30-80 cm. long; 

 leaves petioled, the stipules semi-ovate, dentate, rather large, 

 the leaflets 4-6, firmly chartaceous, elliptic, 2.5-5 cm. long, 

 15-30 mm. wide, with prominendy raised veinlets beneath, 

 the tendrils simple, short, often reduced to a spinclike point; 

 racemes densely flowered, 1-3 cm. long, often branched at 

 base, on peduncles about 5 cm. long; flowers bluish purple, 

 10-12 mm. long; calyx-teeth depressed-deltoid; legumes as in 

 the preceding species. July-Oct. Hokkaido, Honshu, Shi- 

 koku, Kyushu. Korea and China. 



