All Floras      Advanced Search
Login | eFloras Home | Help
Chinese Plant Names | Family List | Aceraceae | Acer

Acer pubipetiolatum Hu et Cheng


Description from Flora of China

Trees to 10 m tall, andromonoecious. Bark gray or dark gray, smooth. Branchlets slender, those of present year purplish green, pubescent, older ones greenish or yellowish gray, glabrous. Leaves deciduous; petiole 8-10 mm, densely yellowish or brownish villous or glabrous; leaf blade abaxially pale green, adaxially dark green, lanceolate or oblong-lanceolate, 6-9 × 2-3 cm, papery, abaxially with tufts of hairs at vein axils, adaxially glabrous, base rounded or subcordate, deeply 5- or 7-lobed; lobes entire or doubly serrate near and below apex, apex acuminate. Inflorescence terminal, corymbose, 1-1.5 cm, gray villous. Sepals 5, green, ovate-oblong, ca. 4 mm. Petals 5, white, obovate, ca. 3 mm in diam. Stamens 8. Disk purple, glabrous, extrastaminal. Ovary purple, slightly pubescent. Fruit yellowish green, pubescent; nutlets convex, 8-9 mm; wing falcate, including nutlet 2.8-3.4 × ca. 1.4 cm, wings spreading obtusely. Fl. Mar-Apr, fr. Jul-Aug or Sep.

● Mixed forests, valleys, limestone slopes; 800-2600 m. SW Guizhou, Yunnan.


 |  eFlora Home |  People Search  |  Help  |  ActKey  |  Hu Cards  |  Glossary  |