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

58. Machilus glaucescens (Nees) Wight, Icon. Pl. Ind. Orient. 5(2): 12. 1852.

柔毛润楠 rou mao run nan

Ocotea glaucescens Nees in Wallich, Pl. Asiat. Rar. 2: 71. 1831; Laurus villosa Roxburgh; Machilus villosa (Roxburgh) J. D. Hooker, nom. superfl.; Persea glaucescens (Nees) D. G. Long; P. villosa (Roxburgh) Kostermans; Phoebe glaucescens (Nees) Nees; P. villosa (Roxburgh) Wight.

Medium-sized to large trees, 8-22 m tall; trunk to 25 cm d.b.h. Branchlets blackish brown, first densely dirty yellowish pubescent, becoming glabrate, longitudinally striate. Petiole 5-20 mm, pubescent; leaf blade elliptic, elliptic-lanceolate to narrowly lanceolate, or oblanceolate, (6-)8.5-16(-21.5) × (1.5-)2.5-5.5 cm, leathery, abaxially densely yellowish brown pubescent and adaxially sparsely pubescent when young, abaxially sparsely pubescent and adaxially glabrate when old, midrib and lateral veins abaxially elevated, adaxially concave, lateral veins 6-8(-10) pairs, veinlets abaxially visible, somewhat foveolate. Cymose panicles subterminal, usually longer than leaf blade, (6.5-)11-18 cm, densely yellowish brown pubescent, branched at upper part of peduncle. Pedicel 3-10 mm. Flowers yellowish. Perianth lobes subequal, ovate or broadly ovate, densely yellowish brown pubescent on both surfaces. Stamens subequal, ca. 3 mm, pubescent; glands of 3rd series stipitate. Staminodes hairy. Ovary subglobose. Fruit globose, to 9 mm in diam.; fruiting pedicel somewhat thickened. Fl. Jan-Feb, fr. Mar.

Mountain valleys or slopes, open or dense forests. W Yunnan [Bangladesh, Bhutan, India, Myanmar, Nepal].


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