LILIACEAE. — SMILAX 7 



Caules rugulosi, teretes, sed alis duobus angustis a basi petiolorum 

 decurrentibus instruct!; aculei parvi, recurvi; rami angulo obtuso, 

 100°-130°, divergentibus. Folia opaca et supra leviter scabrida, sub- 

 tus pallidiora et plus minusve lucida. Ramuli floriferi valde reducti, ut 

 videtur nulli; pedunculi breves, plerumque bracteis basalibus obtecti; 

 bacca monosperma, nigra, 6 mm. diam. 



Western Hupeh: without precise locality, A. Hennj (No. 3327, 

 type, in U. S. Nat. Mus.) ; Chang-yang Hsien, alt. 1300-1600 m., April 

 and Dec. 1907 (No. 678; climber 1.6-2.6 m., flowers greenish yellow, 

 fruits black). 



Smilax cocculoides Warburg in Bot. Jahrb. XXIX. 257 (1900). 



Smilax stans Wright in Jour. Linn. Soc. XXXVl. 101 (in part) (1903). 

 Smilax vaginata Wright in Jour. Linn. Soc. XXXVI. 101 (1903). 



Western Hupeh : Ichang, ravines, alt. 30-300 m., March 20, 1907 

 (No. 3252; small climber, flowers dull yellow). Yunnan :Mengtsze, 

 forests, alt. 2000 m., A. Henry (No. 11239; large climber, red fruit). 



KEY TO THE CHINESE AND KOREAN SPECIES OF SMILAX. 



Shoots strictly herbaceous, never spiny; leaves thin, mucronate-pointed ; perianth- 

 segments of the staminate flowers more than 3 mm. long, widely reflexed. 

 Shoots short, usually erect; tendrils absent from leaves at flower bearing nodes; 



leaves ovate, thin 1. S.Oldhamii. 



Shoots usually more than one m. tall, scandent, with tendrils at flower-bearing 



nodes 2. S. herbacea. 



Leaves ovate-lanceolate. 



Leaves pulverulent beneath; peduncles usually 8-12 cm. long. 



var. acuminata. 

 Leaves glabrous; peduncles usually 5-8 cm. long. 



Leaves cordate at base; perianth segments 5 or more mm. long. 



var. angustata. 

 Leaves not cordate at base; perianth segments less than 5 mm. long. 



var. nipponica. 



Leaves oblong var. oblonga. 



Shoots woody; leaves thicker, often coriaceous or evergreen. 



Flowers appearing with the leaves; peduncles single in the axil of a leaf, not arising 

 from a cluster of scale-like bracts. 

 Perianth segments of the staminate flowers incurved, usually less than 3 mm. 

 long. 

 Peduncle much longer than the petiole; receptacle not strongly developed 



and with few bracts 3. S. riparia. 



Peduncle shorter than the petiole, receptacle often nearly sessile, well de- 

 veloped and with numerous, persistent bracts. 

 Leaves glaucous beneath, turning red-brown when wilted; fruit thick- 

 walled, over 6 mm. in diam. 

 Leaves ovate-lanceolate; <J flower buds normal . . i. S. hypoglauca. 



