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FOC | Family List | FOC Vol. 11 | Aceraceae | Acer

84. Acer leipoense W. P. Fang & T. P. Soong, Acta Phytotax. Sin. 11: 179. 1966.

雷波枫 lei bo feng

Acer leipoense subsp. leucotrichum W. P. Fang; A. longipedicellatum C. Y. Wu.

Trees to 8 m tall. Bark dark brown or purple-brown. Branchlets cylindric, those of present year green or purplish green and pubescent, older ones brown and glabrous; winter buds ovoid, scales ciliate along margin. Leaves deciduous; petiole purplish green, 7-8 cm, slender, glabrous; leaf blade abaxially gray, adaxially green, suborbicular-ovate, 9-11 × 7-12 cm, papery, abaxially powdery, pubescent, adaxially glabrous, base subcordate or rounded, shallowly 3-lobed, margin usually entire, rarely with a few serrations. Flowers unknown. Infructescence purplish green, racemose, 15-25 cm, subglabrous. Fruiting pedicel 2.5-4 cm, glabrous. Fruit yellowish brown; nutlets yellowish brown, strongly convex, ca. 1 cm in diam., pubescent; wing falcate, including nutlet 4-4.5 × ca. 1.5 cm, wings spreading at 90° or acutely. Fr. Sep.

● Mixed forests; 2000-2700 m. SW Sichuan.

This is an endangered species.


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