Acer amplum is an Asian species of maple found in Vietnam and China.

Acer amplum is a tree up to 25 meters tall with smooth brown or gray bark. Leaves are non-compound, heart-shaped, sometimes unlobed but other times with 3 or 5 lobes, the blade up to 25 cm long and about the same distance in width.

Subspecies

• Acer amplum subsp. amplum - Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Yunnan, Zhejiang
• Acer amplum subsp. bodinieri (H.Lév.) Y.S.Chen - Guangxi, Guizhou, Hunan, Yunnan, Vietnam
• Acer amplum subsp. catalpifolium (Rehder) Y.S.Chen - Guangxi, Guizhou, Sichuan
• Acer amplum subsp. tientaiense (C.K.Schneid.) Y.S.Chen - Fujian, Jiangxi, Zhejiang

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