trident maple Aceraceae Acer buergerianum Miq.   symbol: ACBU4
	Leaf: Opposite, simple, 3 triangular lobes, entire or slightly serrated margin, 2 to 3 inches long, shiny dark green above, paler or whitened beneath. Flower: Small, yellowish-green, occurring in terminal slightly rounded clusters, appearing in mid-spring. Fruit: Double samara, 1inch long, hanging at about a 60 degree angle, mature in October-November. Twig: Slender, flexible, reddish brown with gray pubescence; buds conical, reddish brown sharp pointed. Bark: Scaly and exfoliating on larger stems, gray outer bark flakes off, revealing lighter reddish brown patches. Form: Small tree to 20-30 feet, typically forking low and spreading fairly wide into a rounded crown.
	USDA Plants Database Acer buergerianum is planted in the highlighted USDA hardiness zones to the left and is not known to widely escape cultivaton.