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Chinese Plant Names | Family List | Lauraceae | Cinnamomum

Cinnamomum platyphyllum (Diels) Allen


Description from Flora of China

Machilus platyphylla Diels, Bot. Jahrb. Syst. 29: 348. 1900; Cinnamomum chengkouense N. Chao.

Trees, ca. 5.5 m tall. Branchlets angled, densely grayish brown or yellowish brown tomentose when young, but glabrate when mature. Buds ovoid or ellipsoid, ca. 4 mm; bud scales broadly ovate, densely gray brown or yellowish brown tomentose, apex acute. Leaves alternate; petiole 1-2.5 cm, concave-convex, grayish brown or yellowish brown tomentose; leaf blade broadly ovate, 5.5-13 × 2.5-5.5(-7) cm, papery or subleathery, densely grayish brown or yellowish brown tomentulose abaxially, shiny and sparsely pubescent or glabrate adaxially, pinninerved, midrib conspicuously elevated abaxially, plane on lower part but slightly elevated on upper part adaxially, lateral veins 4-7 pairs, conspicuously elevated abaxially, slightly elevated adaxially, axils of lateral veins inconspicuously dome-shaped abaxially, slightly bullate adaxially, transverse veins and veinlets slightly conspicuous adaxially but almost invisible abaxially, base cuneate to rounded or sometimes shallowly cordate, apex acuminate or shortly acuminate. Flowers unknown. Infructescence paniculate, axillary, up to 9 cm; rachis densely grayish brown or yellowish brown tomentose. Fruit broadly obovoid or subglobose, ca. 1 cm in diam., gray-brown or yellowish brown villous; perianth cup in fruit shallowly discoid, entire, ca. 3.5 mm in diam.; stalk ca. 3 mm, gradually dilated, ca. 2 mm in diam.

● Mountain slopes; ca. 200 m. Chongqing (Chengkou, Nanchuan), NE Sichuan (Bazhong).


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