Spartium LEGUMINOSAE Melilotus 



margins: fls. yellow, in terminal racemes; calyx 1-lipped; stamens monadelphous: 

 pods compressed, many-seeded. 1 species, native to the Mediterranean region, intro- 

 duced in China. (The old Greek name.) 



1. Spartium junceum Lam. Spanish Broom Hf/I\ (Ying Chao; Eagle-claw) (B.M. 570). 

 Shrub, to 3 m.; fls. yellow, V; fr. IX; brts. slender, terete, grooved, rush-like. 

 Introduced from Mediterranean region; locally in Ku. Cultivated, ornamental. 



31. Crotalaria Linn. Rattle Box ff^| (Yeh Pai Ho Shu) 

 Herbs or shrubs: lvs. 1-7-foliolate, the margins entire: calyx 5-cleft, slightly 2- 

 lipped; corollas yellow or purplish; stamens 10 manadelphcus; anthers of two forms, 

 alternately arranged: pods inflated. About 250 species, mostly tropical; 15 in China. 

 (Greek: krotalon, a rattle.) 



Key to the Species 



Lfts. elliptic-oblong: pedicels about 1 cm. long: calyx lobes narrowly 



lanceolate, slightly hairy, small 1. C. chinensis 



Lfts. linear to lanceolate: pedicels shorter: calyx lobes broader, densely 



hairy, enlarged and completely enclosing the pod 2. C. sessiliflora 



1. Crotalaria chinensis Linn. (H.F. 2:73) (Herb, to 0.5m.; fls. yellow, VIII; fr. 

 IX; pods exserted. Eastern Asia, Malaya; locally in An., Ki. Field weed. 



2. Crotalaria sessiliflora Linn. [IT]' Vfft (Yeh Pai Ho; Wild Lily) (Mak. F. 429) Herb, 

 to 0.5 m.; fls. brown, VIII; fr. brown, IX-X. Eastern Asia, Malaya; locally An., 

 Ki., Ku. Roadside weed. 



32. Trifolium Linn. Clover IIMM (Ch'iao Yao Shu) 



Herbs with mostly 3-foliolate lvs., the margins denticulate: fls. in dense head- 

 like clusters, red, pink, white or yellow; calyx teeth nearly equal; petals withering 

 but persistent; stamens diadelphous, 9 and 1; anthers all alike: pods membranous, 

 enclosed by the persistent petals, 1-6-seeded. About 300 species in temperate regions; 

 2 or 3 cultivated in China. (Latin: tres, three; and folium, a leaf.) 



Key to the Species 



Plant hairy: fls. rose-purple, sessile: lfts. ovate or obovate: stems ascending. . 1. T. pratense 

 Plant glabrous: fls. white, pedicellate: lfts. obcordate: stems creeping 2. T. rejyens 



1. Trifolium pratense Linn. Red Clover tLffiW\M$B (Hung Ho Lan Ch'iao Yao; Red 

 Holland-clover) (B.M. 581). Ascending herb; fls. red, V-VII. Introduced from 

 Europe; locally in Ki., Ku. Fields and roadsides. 



2. Trifolium repens Linn. White Clover S^BSHS (Pai Ho Lan Ch'iao Yao; 

 White Holland-clover) (B.M. 581). Creeping herb; fls. white, IV-V. Introduced 

 from Eurasia, North America; locally in Ku. Moist lawns and roadsides. Fig. 

 183. 



33. Melilotus Mill. Sweet Clover ^TfCffM (Ts'ao Mu Hsi Shu; 

 Herbaceous Osmanthus Genus) 



Herbs, often biennial, with 3~foliolate lvs.: fls. small, white or yellow, in slender 

 axillary racemes; stamens diadelphous; anthers all alike: pods coriaceous, ivrinkled, 



192 



