Citrus RUTACEAE Skimmia 



3. Citrus junos Tanaka ?|jf (Hsiang Ch'en; Fragrant Orange) (Hu. C. 47). Tree, 

 to 6 m.; fls. white, IV; fr. IX. China; locally in An., Ki., Ku. Cultivated, 

 flowers, fruit. Fig. 200. 



4. Citrus reticulata Blanco Tangerine $$ (Mi Chii) (B.M. 610). Small spiny tree; 

 fls. white, IV ; fr. IX. Philippines, southeastern Asia ; locally in Che., Ku. 

 Cultivated, fruit. 



4. Fortunella Swingle Kumquat ^ffl"M (Chin Kan Shu ; 

 Golden Mandarin-orange Genus) 

 The fr. differs from that of Citrus in having 3-6 cells, with usually one seed to 

 a cell. 4-5 species, in eastern Asia ; 3 in China. (In honor of Robert Fortune, 1813- 

 1880, English traveller, who introduced Kumquat into Europe in 1846.) 



Key to the Species 



Fr. globular, without persistent style, bright-orange in color 1. F. japonica 



Fr. oval, with persistent base of style, yellow-orange in color 2. F. margarita 



1. Fortunella japonica (Thunb.) Swingle Round Kumquat HJ^Tf (Yuan Chin Kan; 

 Round Mandarin-orange) (B.M. 611). Shrub, fr. bright orange. Eastern Asia; 

 locally in An., Ki., Ku. Cultivated, ornamental. 



2. Fortunella margarita (Lour.) Swingle Oval Kumquat Ht? (Lo Fu) (B.M. 610). 

 Shrub or small tree, to 4 m.; fr. yellow-orange. Eastern Asia; locally in Ki. 

 Cultivated, ornamental. 



5. Boenninghausenia Reichb. gflfeM ( Y eh Chiao Shu) 

 Shrub, often with herbaceous branches and alternate simple to 3 x compound Ivs.: 

 lfts. entire: infl. in leafy panicles: fls. white, on slender pedicels; stamens 6-8: fr. of 

 6-8 few-seeded follicles. 1 species, in eastern Asia. 



1. Boenninghausenia albiflora Reichb. $,W^- (Ch'ou Chieh Ts'ao; Stinking Jointed - 

 herb) (R.M. 527). Suffrutescent, to 1 m.; fls. white, VII-VIII; fr. IX, of 6-8 

 follicles. Himalayas and eastern Asia; locally in An., Che., Hup., Ki. Brushland 

 and woods. Fig. 201. 



6. Skimmia Thunb. "g^M (Yin Yu Shu; Cushion-tuber Genus) 

 Evergreen glabrous unarmed shrubs with alternate simple entire Ivs.: fls. in 

 terminal panicles, white, polygamous; stamens 4-5: fr. a drupe, with 2-5 stones. 9 

 species, Asiatic; 5 in China. (The Japanese name Skimmi, means a harmful fruit.) 



Key to the Species 



Fr. red; Ivs. oblong-ovate or oblong-lanceolate. 



Fr. bright red; Ivs. oblong-ovate: fls. 4-merous 1- S. japonica 



Fr. dark red; Ivs. oblong, lanceolate or elliptic fls. 5-merous 2. S. reevesiana 



Fr. purplish black; Ivs. oblanceolate or lanceolate 3. S. melanocarpa 



1. Skimmia japonica Thunb. M¥ (Yin Yu; Cushion Tuber) (R.M. 529). Shrub, to 

 1.5 m.; fls. yellowish green, 4-merous, IV-V; fr. bright red, IX-X. Japan; locally 

 in Che., Ki. Shaded stream banks. 



2. Skimmia reevesiana Fort. m$M¥ (Shen Hung Yin Yii; Deep-red Skimmia) 

 (R.M. 529). Low shrub; fls. white, IV-VI; fr. red, X. China; locally in An., 



204 



