Daphne THYMELAEACEAE Wikstroemia 



1. Daphne Linn. Mezereum ^HM (Shui Hsiang Shu) 



Slender shrubs: I vs. alternate: fls. perfect, in dense terminal or axillary bracteate 

 clusters; hypanthium campanulate to cylindric, usually pubescent outside; stamens 

 8-10, in two rows, included; stigma capitate, sessile or nearly so: fr. a leathery or 

 fleshy drupe. 50 species, in Eurasia; 23 in China. (Greek: Daphne, name of Laurus 

 nobilis.) 



Key to the Species 



Lvs. deciduous: fls. before the lvs., in axillary clusters, scentless 1. D. genkwa 



Lvs. evergreen: fls. in terminal head-like clusters, fragrant 2. D. odora 



1. Daphne genkwa Sieb. & Zucc. {Wikstroemia genkwa (S. & Z.) Domke) ^^t (Yuan 

 Hua) (R.M. 658). Shrub, to Ira.; fls. lilac, scentless, III-V. China; locally in 

 An., Hun., Hup., Ki., Ku. Brush-, grassland. Fig. 251. 



2. Daphne odora Thunb. J^§ (Shui Hsiang; Lucky-fragrance) (R.M. 661). Shrub, 

 to 1.5 m.; fls. white to purple, fragrant, II-V. China, Japan; locally in Hun., 

 Ku. Planted, ornamental. 



2. Edgeworthia Meisn. f^HM (Chieh Hsiang Shu) 



Stout shrubs, sparingly branched: lvs. alternate, crowded at the ends of thebrs.: 

 fls. in dense axillary peduncled clusters with or before the lvs.; calyx 4-lobed; 

 stamens 8; style long, with linear cylindric stigma: fr. a leathery drupe. 2 species, 

 in eastern Asia; one in China. (After M. P. Edgeworth, 1812-1881, English botanist 

 in the East Indies, and his sister Maria; collaborated with J. D. Hooker in prepara- 

 tion of sections on Caryophyllaceae , Geraniaceae and Zygophyllaceae for the Flora of 

 British India.) 



1. Edgeworthia chrysantha Lindl. (E. papyrifera Sieb. & Zucc.) Paper Bush f^H 

 (Chieh Hsiang; Fragrant knot) (B.C. 1099). Shrub, to lm.; fls. yellow, without 

 involucrate bracts, III. Japan, China; locally in Che., Hup., Ki., Ku. Woodland, 

 planted, ornamental. Fig. 252. 



3. Wikstroemia Endl. MfcM (Yen P'i Shu; Wild-goose-skin Genus) 

 Shrubs or small trees with opposite lvs.: fls. perfect, in terminal ebracteate clus- 

 ters; hypanthium cylindric, usually pubescent outside; stamens 2xthe calyx lobes; 

 ovary pubescent, often with 1-4 disk scales at the base: fr. a drupe. 35 species, in 

 eastern Asia, Malaysia and Australia; 22 in China. (After Johan Emanuel Wikstroem, 

 1789-1856, Swedish botanist.) 



Key to the Species 



Brts. green or purplish-black, angled and glabrous: lvs. alternate, blades 



and petioles glabrous, except when young: perianth glabrous, white 1. W. glabra 



Brts. luteo-sericeous, cylindric: lvs. opposite or sub-opposite; blades 

 light green and pilose above, luteo-sericeous beneath: perianth 

 luteo-sericeous without, glabrous within 2. W. kulingensis 



1. Wikstroemia glabra Cheng (Sc.C. 6:69). Shrub, to 1.5 m.; fls. white, IV. East- 

 central China; locally in Che. Thickets. 



2. Wikstroemia kulingensis Domke (W. sericea Domke) Mtt (JaoHua; Grass-flower) 



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