Acer pictum Thunb. ex Murray subsp. mono (Maxim.) H. Ohashi, J. Jap. Bot. 68:321. 1993 (syn: (=) Acer laetum var. parviflorum Regel; (≡) Acer mono Maxim. (basionym); (≡) Acer pictum var. mono (Maxim.) Maxim. ex Franch.; (≡) Acer truncatum subsp. mono (Maxim.) A. E. Murray);
 


Acer pictum subsp. mono, commonly known as Painted Maple or Mono Maple in English,[1] Kaeda Itaya (板屋楓?) or Ezo Itaya in Japan,[1] 五角枫 (wu jiao feng) in China,[2] or Gorosae (고로쇠) in Korea,[3] is a species of maple.

Acer pictum subsp. mono grows 15-20m tall and a trunk that is 60–100 cm wide.[1]
It’s leaves have 5-7 lobes.[1][2]
The tree is native to Japan, Korea, China, Mongolia, and the Russian Far East.[2][4]
(From Wikipedia on 22.1.14)

 

 

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Sapindaceae Fortnight: Acer mono from California-GS-10 : Attachments (2). 1 post by 1 author.  
Acer mono, photographed from SFO Botanical Garden, California


 

References:

GRIN  Flora of China  The Plant List Ver.1.1 (Acer pictum Thunb.)  Wikipedia
 PFAF  Dave’s Garden