Skimmia RUTACEAE-SIMAROUBACEAE Picrasma 



Che., Hup., Ki. Forest. 

 3. Skimmia melanocarpa Rehd. & Wils. S^0¥ (Hei Kuo Yin Yii; Black-fruited 

 Skimmia) (PI. W. 2:138). Shrub, to 1 m.; fls. white, IV-VI; fr. purple-black, X. 

 China; locally in An. Forest. 



7. Evodia Forst. ^%MU (Wu Chu Yu Shu) 

 Unarmed trees, or shrubs with opposite pinnately compound Ivs.: lfts. punctate; 

 margins entire: fls. unisexual; stamens 4-5; carpels 4-5, becoming 2-valved 1-2-seeded 

 dehiscent follicles. About 50 species in eastern and southeastern Asia, Australia and 

 Polynesia; 20 in China. (Greek: euodia, pleasant odor.) 



Key to the Species 



Lfts. and rachis densely pubescent: carpels glabrous, warty 1. E. officinalis 



Lfts. and rachis glabious or slightly pubescent: carpels densely pubes- 

 cent on the innei sepaiating faces. 



Petals about 2 mm. long, imbricate in the bud 2. E. meliaefolia 



Petals 2.5-3 mm. long, valvate, the edges forming keels in the bud . . 3. E. glauca 



1. Evodia officinalis Dode £MM (Wu Chu Yu; Lower-Yangtze Evodia) (R.M. 525). 

 Shrub or tree, to 5 m.; fls. VIII; fr. IX-X. Central and western China; locally in 

 An., Che., Ki., Ku. Woodland. 



2. Evodia meliaefolia Benth. $%)$ (La Shu; Pungent Tree) (Lee 680). Tree, to 30m.; 

 fls. VI-VIII; fr. IX-X; carpels usually 5. South China; locally in An., Che., Ki. 

 Woodland. 



3. Evodia glauca Miq. 9MW\ (Ch'ou La Shu; Stinking Pungent Tree) (Lee 678). 

 Tree, to 15 m.; fls. VIII; fr. IX; carpels usually 4. Eastern and central China; 

 locally in An., Hup., Ki. Forest. 



88. SIMAROUBACEAE Quassia Family |f}#|£r (Ch'u Shu K'o) 

 Trees or shrubs with bitter bark and with alternate pinnate undotted Ivs. : fls. 

 small, polygamous; carpels 2-5: fr. a drupe, berry or samara. 28 genera with 150 

 species, mainly tropical; 4 genera and 10 species in China. 



Key to the Genera 



Inn. terminal: stamens 10: fr. a samara 1. Ailanthus 



Infl. axillary: stamens 4-5: fr. a drupe 2. Picrasma 



1. Ailanthus Desf. Tree of Heaven fli^M (Ch'u Shu Shu) 

 Deciduous trees: If. scars and Ivs. the largest in our flora: Ivs. having a disagreea- 

 ble odor when bruised: lfts. 13-41, usually notched near the base: infl. in large 

 terminal panicles; stamens 10; carpels 5-6, connate or free below, becoming samaras. 

 8-9 species, in eastern and southern Asia and northern Australia; 5 in China. (A 

 Moluccan name, ailante, meaning Tree of Heaven.) 



1. Ailanthus altissima (Mill.) Swingle Tree-of-Heaven f#$f (Ch'un Shu) (R.M. 

 531). Tree, to 20 m.; fls. greenish white, V-VI; fr. a samara, IX-X. China; 

 locally in An., Che., Ki., Ku. Planted near dwellings. Fig. 202. 



2. Picrasma Blume ^WlU (K'u Shu Shu) 

 Deciduous trees or shrubs with very bitter properties: lfts. 7-15: infl. in loose 



206 



