RUTACEAE. 



Determined by Alfred Rehder and E. H. Wilson.^ 

 ZANTHOXYLUM L. 



Sect. 1. EUZANTHOXYLUM Endl. 



Zanthoxylum Bungei Planchon in Ann. Sci. Nat. s6t. 3, XIX. 82 

 (1853). — Hance in Jour. Bot. XIII. 131 (1875); XX. 3 (1882).— 

 Franchet in Nouv. Arch. Mus. Paris, ser. 2, V. 218 {PI. David. I. 

 66) (1883); VIII. 210 (PI. David. II. 28) (1886). — Hemsley in Jour. 

 Linn. Soc. XXIII. 105 (1886). — Maximowicz in Act. Hart. Petrop. 

 XI. pt. 1, 93 (1890). — Pritzel in Bot. Jahrb. XXIX. 421 (1900).— 

 Pampanini in Nuov. Giorn. Bot. Ital. n. ser. XVII. 407 (1910). 



Zanthoxylum nitidum Bunge in Mem. Sav. £tr. Acad. Sci. St. PMersbourg, II. 



87 (Enum. PI. Chin. Bor. 13) (non De Candolle) (1833). 

 Zanthoxylum simulans Hance in Ann. Sci. Nat. b6t. 5, V. 208 (1866). 

 Zanthoxylum Bungeanum Maximowicz in Bull. Acad. Sci. St. Petersbourg, 



s6t. 3, XVI. 212 (1871); in Mel. Biol. VIII. 2 (1871). 

 Zanthoxylum fraxinoides Hemsley in Ann. Bot. IX. 148 (1895). 



Western Hupeh: Ichang, wild and cultivated, alt. 30-1000 m., 

 July 1907 (Nos. 2692, 2694; bush 1-2 m. tall); Fang Hsien, alt. 1300 

 m., August 1907 (No. 2695; bush 1-2 m. tall); without locality, A. 

 Henry (Nos. 3956, 6653, 6903, type of Zanthoxylum fraxinoides Hems- 

 ley). Eastern Szech'uan: Wushan Hsien, cultivated, A. Henry 

 (No. 5781). Western Szech'uan: Wa-shan, thickets by roadside, 

 alt. 1000-1500 m., September 1908 (No. 961; bush 2-4 m. tall); south- 

 east of Tachien-lu, wayside thickets and cultivated, alt. 1600-2300 

 m., Jime and September 1908, October 1910 (Nos. 1189, 4622; bush 

 2-3 m. tall) ; valley of Min River, Mao-chou to Sungpan Ting, com- 

 monly cultivated, August 1910 (Nos. 4621, 4623; bush 1.5-3 m. tall); 

 without precise locality, ravines, alt. 3100 m., June 1904 (Veitch 

 Exped. No. 3308). Shensi: " Lao-y-san," September 1897, G. 



1 Phellodendron determined by C. S. Sargent and Citrus and Poncirus by 

 Walter T. Swingle. 



121 



