Ilex 



AQUIFOLIACEAE 



Ilex 



About 300 species; 50 in China. (The old Latin name of Quercus Ilex.) 



I. pernyi 



I. hynoloma 



Key to the Species 



Lvs. evergreen, coriaceous or chartaceous; margins serrate, crenate, 



emaiginate or entire: brs. all elongated, 

 b. Lve. with coarse spiny teeth, spiny-serrate, or if entire with 

 an apical spine: fr. red. 

 Fls. and frs. on pedicels 3-12 mm. long: If. blades 2.5-8 cm. 

 long, oblong-rectangular with 4-6 spines, or with apical 



spine 1 . I. eornuta 



Fls. and frs. on pedicels 2-3 mm. long or nearly sessile. 

 Lf. blades rhombic or triangular-ovate 1.5-4 cm. long; 

 margins with 3-5 spine-tipped lobes: shrub or small 

 tree: frs. in pairs, 7-8 mm. in diam.; pyrenes woody, 



palmately striate on the back 2. 



Lf . blades lanceolate, oblanceolate or ellipsoid, 6-12 cm. 

 long; margins spiny-serrate, spiny teeth less developed 

 on older brs.: tree, to 10m. high: frs. in fascicles, 



10-12 mm. in diam.; pyrenes stony, pitted 3. 



bb. Lvs. serrate, crenate or entire, not spiny. 



c. Lvs. with regularly serrate or crenate margins. 



d. Fls. and frs. in clusteis of 1 to several on peduncles 



5-15 mm. long: lvs. lanceolate-acuminate. 



e. Fr. red, clustered; pyrenes with a deep dorsal 



canal; lvs. not punctate. 



Fr. elliptic, red, in clusters near the ends of 



the brs.: lf. blades 3-8 cm. long; maigins 



crenate-serrate 4 . 



Fr. subglobose, led or brownish red, in clusters 



of 2 or 3 to a peduncle; clusters scattered 



in the lf. axils of the season's growth: 



lf. blades 5-10 cm. long; margins serrate... 5. 



ee. Fr. black, solitary and axillary, on stout 1-fld. 



peduncle; pedicels 5-10 mm. long; pyrenes 



smooth on the back; lvs. ovate, obovate oi 



elliptic, canaliculate above, glabrous, glossy 



above, dull and punctate beneath, 2-5 cm. long; 



margins serrate, with minute shaiply pointed 



teeth 6 . /. viridis 



dd. Fls. and frs. on short pedicels or neaily sessile, not 

 pedunculate or on very short peduncles: lvs. ob- 

 long, elliptic, ovate or lanceolate, coriaceous, 

 chaitaceous or membranous: fr. globose or sub- 

 globose. 



f. Lvs. laige, 5-18 cm. long, oblong to ovate, 

 rounded, obtuse or briefly acute at tip, 

 serrate with recurved margins, pale be- 

 neath: fr. brown or reddish 7. /. latifolia 



ff. Lvs. small, 2-6 cm. long, ovate to lanceolate, 



acute or caudate at tip, serrate: fr. red, 



globose. 



Trees, 12-15 m. high: lvs. thick-coriaceous, 



with caudate tips; blades glabrous or 



I. chinensis 



I. suaveolens 



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