286 WILSON EXPEDITION TO CHINA 



2444, 2684). Western Szeeh'uan: west and near Wen-ch'uan 

 Hsien, woods, alt. 1000-1300 m., July and October 1908 (No. 500"; 

 tree 10 m. tall, 65 cm. girth, flowers nearly white). 



A common, rather slender, loosely branched tree with grey bark deeply furrowed in 

 adult, smooth in young trees. The leaves vary considerably in size and shape 

 and also in degree of serration and pubescence. A colloquial name for this tree 

 aroimd Ichang is "Yu-kuei-chou." 



ITOA Hemsl. 



Itoa orientalis Hemsley in Hooker's Icon. XXVII. t. 2688 (1901). 



Western Szeeh'uan: thickets around base of Mt. Omei, alt. 600 

 m., September 1908 (No. 3057; small tree, 6 m. tall); ravine, Mt. 

 Omei, alt. 600 m., October 1903 (Veitch Exped. No. 3228). Yunnan: 

 Mengtze, alt. 1600 m., A. Henry (No. 9408). 



Usually a slender tree, with light grey bark and tough wood. 



