484 WILSON EXPEDITION TO CHINA 



Acad. Sci, St. Petershourg, IX. 250 (Prim. Fl. Amur.) (1859). — RuprocU in Bull 

 Acad. Sci. St. Petershourg, XV. 379 (1S57); in Mel Biol. II. 5G2 (1S5S). — Rege! 

 in Bull. Acad. Sci. St. Petershourg, XV. 221 (1S57); in Mel Biol II. 490 (1S57); in 

 Nouv. Mem. Soc. Nat Mosc. XIll. 113, t. 8, fig. 36-39, t. 10, fig. 14-40 {Monog. 

 Betul 55) (1861); Bull Soc. NaL Mosc. XXXVIII. pt. 2, 411 (1865); in De Can- 

 dolle, Prodr. XVI. pt. 2, 174 (excL var. jS) (1868). — Middendorff, Sibir. Reise, IV. 

 pt. 1, 570 {Gewackse Sibir.) (1864). — K. Koch, De7idr. II. pt. 1, 647 (1872).— 

 Franchet in Nouv. Arch. Mus. Paris, s^r. 2, VII. 92 (Planl David. I. 282) (1884).— 

 Dippel, Handh. Laubhohk. II. 178 (pro parte) (1892). — Herder in AcL Hart. 

 Petrop. XII. 67 (1892). — Koehne, Deutsche Dendr. Ill (1893). — Burkill in Jour. 

 Linn. Soc. XXVI. 498 (1899).— PaUbin in Acl Horl Petrop. XVIII. 194 (Consp. 

 Fl Kor.) (1900). — Komarov in AcL Horl Petrop. XXII. A.b {Fl Mansh.ll.) 

 (1903). — Schneider, 111 Handh. Laubholzk. 1. 109, fig. 57 k-k^ 60 p (1904).— 

 Winkler in Engler, Pflanzenr. IV .-61, 86 (1904). — Henry in Ehves & Hcnrj-, 

 Trees Gr. Brit. & Irel IV. 974 (1909). — Nakai in Jour. Coll Sci. Tokyo, XXXI. 

 203 {Fl Kor. II.) (1911); in Tokyo Bol Mag. XXIX, 42 (1915). — Koidzumi m 

 Tokyo Bol Mag. XXVII. 146 (1913). 



Betula Mazimowiczii Ruprecht in Bull Acad. Sci. St. Petershourg, X\ . 139 

 (1856), XV. 379 (1857); in Mel Biol II. 435 (1857), II. 563 (1858). 



Betula Maackii Ruprecht in Bull Acad. Sci. SI Petershourg, XV. 380 

 (1857); in Mel Biol II. 564 (1858). 



Betula dahurica, var. Maxim owiczlana Trautvetter in Mem. Sav. Eir. Acad. 

 Sci. Si Petershourg, IX. 250 (Maximowicz, Prim. Fl Amur.) (1859). 



Betula wuiaica IVIayr, Frcmd. Wald- & Parkhdume, 450, fig. 169 (1906). 



f Betula Rosae Winkler in Engler, Pflanzenr. IV.-61, 135 (1904). 



CHINA. ChiH: Hsiao Wu-tai-shan, 2500-3100 m., in mountain canons, 

 August 12, 1913, F. N. Meyer (No. 1207; of shrubby growth, bark dark; fruits); 

 west Weichang, 1910, W. Purdom (No. 109); " Cal-ceen-wong," 1910, W. Purd&m 

 (No. 63). . ^ . 



NORTHEASTERN ASIA. Transbaikalia: Nertschinsk andNertschinskm- 



Sa.wod, Turczaninow (flowers and sterile). Mandshuria: Khingan Mts., alt. 

 300 m., Yulo Pass, August 15, 1903, C. S. Sargent (sterile). Amur and Ussuri : 

 " ad flumen Amur," ** 60 Werst unterhalb der Ussuri-Mundung," July 15, 18o5j 

 R. Maack (sterile); "am mittleren Amur . . ., am stidlichen und am Us^uri, 

 May and August, C. Maximowicz (flowers and fruits of the type of B. Maxi- 

 mowiczii ex Ruprecht; "am mittleren Amur etvv-a 80 Werst unterhalb der Ussun- 

 Mundung," July 18, 1855, R. Maack (fruits; type of B. Maackii ex Ruprecht) ; Amur, 

 near Koeurmi, May 12, 1855; near Daisso, May 26 and July 17, 1855; Ussun, 

 Nor, August 12, 1855, C. Maximowicz (flowers and fruits; types of v^. Maxx- 

 momicziana ex Trautvetter; co-type in Herb. Gray); Abderi-Mundung, R- ^^^^r^ 

 (fruits); near Khabarovsk, May 10, 1897, V. Komarov; same place, August --U- 

 21, 1903, C. S. Sargent (young tree, bark of trunk dirty white, of upper trunK 

 and branches red and exfoliating like that of B. nigra). Nikolsk, Railway sta- 

 tion, August 22, 1903, C. S. Sargent (young tree, gray bark). Korea : Clunnampo. 

 September 20, 1905, J. G. Jack (bark dark gray, breaking in thin shaggy i^y^^j' 

 Kan-oucn-to Mt., alt. 1000 m., U, Faune (No. 601, type of B. Rosae, ex 

 Winkler) . 



JAPAN. Hondo : prov. Shinano, Yatsuga-dake, village of Nakashindcn, mar- 



e, alt. 1200 m., September 19, 1914, E. H. Wilson (No. 7548; one tiet. 



gin of copse 

 15 



nigra 



5 m. tall, girth 1.2 m.; branches wide spreading, bark gray, shaggy j\^^. ' 

 igra; fruits, bark); same locality, September 1910 and 1914, M. Ko2/a?na (frmts;. 



