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FOC | Family List | FOC Vol. 7 | Lauraceae | Machilus

30. Machilus chrysotricha H. W. Li, Acta Phytotax. Sin. 17(2): 50. 1979.

黄毛润楠 huang mao run nan

Persea chrysotricha (H. W. Li) Kostermans.

Trees, 5-15 m tall. Young shoots longitudinally striate, somewhat golden yellow pubescent, glabrous when old. Petiole 1.5-2 cm; leaf blade oblong to obovate-oblong, 9-13 × 3.2-4.5 cm, abaxially with dirty yellowish pubescence mainly along midrib and lateral veins, adaxially glabrous, midrib abaxially raised, adaxially concave, lateral veins 8-11 pairs, sometimes forked and ± irregular, anastomosing and disappearing near margin, veinlets reticulate, ± foveolate on both surfaces. Numerous cymose panicles from base of current year branchlet, 4-7 cm, densely dirty yellowish pubescent; peduncle 2-3.5 cm. Pedicel as long as flower. Flowers greenish yellow to white, to 5.5 mm. Perianth densely golden yellow pubescent on both surfaces; perianth lobes oblong, slightly unequal, outer ones ca. 4 mm, inner ones ca. 4.5 mm. Stamens villous at base, those of 1st and 2nd series ca. 4 mm, those of 3rd series somewhat longer, with stipitate glands at base. Staminodes ca. 1.5 mm, villous. Ovary ovoid, glabrous. Fruit not seen. Fl. May-Jul.

● Dry mixed forests; ca. 1900 m. C and NW Yunnan.


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