DIOSCOREACEAE. 



Determined by Alfred Rehder. 



DIOSCOREA L. 



Dioscorea acerifolia Uline apud Diels in Bot. Jahrb. XXIX. 261 

 (nomen nudum) (1900). — Prain & Burkill in Jour. As. Soc. Bengal, 

 LXXIII. pt. 2, Suppl. 7 (1904) ; in Prain, Contrib. Ind. Bot. 419 (1906). 



Dioscorea quinqueloha C. H. Wright in Jour. Ldnn. Soc. XXXVI. 92 (1903), 

 synon. exclud. — Pampanini in Nuov. Giorn. Bot. Ital. n. ser. XVII. 243 

 (1910); XVIII. 110 (1911). 



Western Hupeh: north of Ichang, thickets, common, alt. 1200- 

 1500 m., July 1907 (No. 2923; climber 3-5 m.); without precise local- 

 ity, A. Henry (Nos. 150, 5870, 5870^ 7358). 



Dioscorea zingiberensis C. H. Wright in Jour. Linn. Soc. XXXVI. 

 93 (1903). — Pampanini in Nuov. Giorn. Bot. Ital. n. ser. XVII. 243 

 (1910); XVIII. 165(1911). 



Western Hupeh : north and south of Ichang, thickets, alt. 1200- 

 1500 m., July 1907 (No. 2921; climber 2-3 m., rootstock edible); 

 without precise locality, A. Henry (No. 1621). 



Dioscorea japonica Thunberg, Fl. Jap. 151 (1784). — Miquel in 

 Ann. Bot. Lugd.-Bat. III. 159 (1867), exclud. synon.; Prol. Fl. Jap. 

 323 (1867), exclud. synon. — Franchet & Savatier, Enum. Fl. Jap. 

 II. 47 (1879). — Makino, Ul.Fl. Jap. 1. 1. 22 (1890). — Diels in Bot. 

 Jahrb. XXIX. 261 (1900). — C. H. Wright in Jour. Linn. Soc. Bot. 

 XXXVL 92 (1903). 



Western Hupeh: Patung Hsien, thickets, alt. 900 m., July 1907 

 (No. 2922; climber, 3 m.; staminate flowers). 



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