98 WILSON EXPEDITION TO CHINA 



Acer nikoense Maximowicz in Bull. Acad. Sci. St. Petershourg, XII. 

 227; in Mel. Biol VI. 370 (1867). 



The typical form is known only from central Japan. 



Acer nikoense, var. megalocarpum Rehder, n. var. 



A typo recedit foliis subtus densius villosis, foliolis majoribus, medio 

 saepe 12-16 cm. longo et brevius petiolulato, fructibus majoribus, alis 

 loculo incluso 5-5.5 cm. longis et 15-17 mm. latis, gemmis dense 

 cinereo-pubescentibus. 



Western Hupeh: north and south of Ichang, woods, rare, alt. 

 1200-1800 m., May 1907 (No. 638, in part); Hsing-shan Hsien, alt. 

 1500-1800 m., May and November 1907 (No. 638, in part); Ching-lo 

 Hsien, alt. 1200-1800 m.. May 1907 (No. 638, in part); Patung Hsien, 

 alt. 1200-1800 m.. May 1907 (No. 638 in part); no locality, May 1900 

 (Veitch Exped. No. 368). 



The Japanese tree is smaller in every part and less pubescent than the Chinese 

 variety. 



