172 JOURNAL OF TFIE ARNOLD ARBORETUM [vol. iv 



in Bull. Acad. Sci. St. Petersb. xvm. 289; in Mel. Biol. ix. 22 (1873).— 

 Franchet in Nouv. Arch. Mus. Paris, ser. 2, vn. 78, t. 9 (PI. David. I. 

 268) (1884).— Schneider in Sargent, PI. Wilson, in, 288 (1916).— Hers 

 in Jour. N. China Branch R. As. Soc. liii. Ill (1922); Liste Ess. Lign. 

 Honan, 15 (1922). 



Planera ? vel genus novum Maximowicz in Mem. Div. Sav. Acad. Sci. St. 



Petersb. ix. 477 (Ind. Fl. Pekin.) (1859). 

 Planera Davidii Hance in Jour. Bot. vi. 333 (1868). 

 Zelkova Davidii Homsley in Jour. Linn. Soc. xxvi. 449 (1894).— Faber in 



Denkschr. Entwickel. Kiautschou, 29 (1N!)8).— Seemen & Loesener in Bot. 



Jahrb. xxxiv. beibl. lxxv. 29 (1904).— Loesener in Beih. Bot. Centralbl. 



xxxvii. abt. ii. 109 (1919).— Cowdry in Jour. N. China Branch R. As. Soc. 



liii. 173 (PL Peitaiho) (1922). 



Chili: Weichang, W. Purdom, no. 296 bi \ 1909; Jehol, A. David (Gray 

 Herb.), W. Purdom, no. 296, 1909; San tun ying, F. N. Meyer, no. 990, 

 June 2, 1913; Peitaho, East Cliff, N. II. Cowdry, no. 149, July, 1919; 

 Wen tow kow, N. H. Cowdry, no. 482, June 8, 1920; near Peking, C. A. 

 Skatschkqff (Gray Herb.).— See also Planchon, I.e., Maximowicz, 1. c, 

 Franchet, 1. c, Hance, 1. c, Hemsley, 1. c. and Cowdry, 1. c. 



Shantung: See Faber, 1. c, Seemen & Loesener, 1. c. and Loesener, 1. c. 

 Honan : See Hers, 1. c. 



Shensi: Lung chow, Kuan shan, alt. 2000 m., J. Hers, no. 2334, July 3, 

 1922. 



Kansu: Yin kwan dien, F. N. Meyer, no. 1678, September, 1914 (Herb. 

 L T . S. Dept. Agric). 



Distribution: also Chekiang, Kiangsu, Hunan (Handel-Mazzetti, 

 no. 12547); Manchuria, Korea. 



Zelkova sinica Schneider in Sargent, PI. W T ilson. m. 286 (1916).— Bailey, 

 Gent. Herb. i. 18 (1920).— Hers in Jour. N. China Branch R. As. Soc. 

 liii. 117 (1922); Liste Ess. Lign. Honan, 34 (1922). 



Zelkova acuminata Hemsley in Jour. Linn. Soc. xxvi. 449 (1894), pro parte. 

 Diels in Bot. Jahrb. xxxvi. beibl. lxxxii. 33 (1905).— Non Planchon. 



Honan: Yung ning, Tsi li ping, alt. 1100 m., J. Hers, nos. 403, 466, 

 May 22, 1919; Sung hsien, San kuao miao, J. Hers, no. 552, May 24, 

 1919; Sia shih, Shan chow, alt. 700 m., J. Hers, no. 810, October 2, 1919; 

 Hwei hsien, Pei yao, J. Hers, no. 82, June 18, 1919; Ku hsien, Kiang tze po, 

 alt. 600 m., J. Hers, no. 843, Oct. 6, 1919; Lu shih, Tang ho, alt. 1000 m., 

 J. Hers, no. 957, October 11, 1919; Sung hsien, Shih tze miao, J. Hers, 

 no. 1294, September 25, 1919; Sung hsien, San kuan miao, alt. 1000 m., 

 J. Hers, no. 1315, September 27, 1919; Tsi yuan hsien, Tien tan shan, 

 J. Hers, no. 1782, September 21, 1921; Kio shan, L. II. Bailey, June 23, 

 1917; without precise locality, J. Hers, no. 784. — See also Bailey, 1. c. 

 and Hers, 1. c. 



Shansi: Pai dja dien, F. A'. Meyer, no. 1637, September 18, 1914; 

 Hia hsien, Hung lai kow, J. Hers, nos. 1832, 1839, October 2, 1921. 



Shensi: "Kian san," G. Giraldi, August 4, 1897; "Lao-y-san," G. 

 Giraldi, 1897: Tai Dei shan. W. Purdom. nos. 98.5. 086. 1010- T.nnff ohnxv 



