14. Viburnum nervosum D. Don, Prodr. Fl. Nepal. 141. 1825.
显脉荚蒾 xian mai jia mi
Solenotinus nervosus (D. Don) Oersted; Viburnum cordifolium Wallich ex Candolle; V. cordifolium var. hypsophilum Handel-Mazzetti; V. nervosum var. hypsophilum (Handel-Mazzetti) H. W. Li.
Shrubs or small trees, deciduous, to 5 m tall. Bark gray-brownish. Branchlets of current year lepidote or furfuraceous stellate-pubescent; branchlets of previous year gray or gray-brownish, terete, glabrous, with sparse, dispersed, large, elliptic lenticels. Winter buds naked, furfuraceous stellate-pubescent. Leaves often clustered at apices of branchlets; stipules 2, subulate, 2-5 mm, caducous, or absent; petiole green, robust, 2-5.5 cm, brownish stellate-pubescent; leaf blade greenish brown when young, ovate to broadly ovate, rarely oblong-ovate, (4-)7-18 × (2.5-)4-11 cm, papery, abaxially often ± stellate-pubescent particularly along veins, adaxially glabrous or subglabrous, midvein raised abaxially, lateral veins 8-10-jugate, pinnate, arched, branched, anastomosing near margin, raised abaxially, impressed adaxially, veinlets transverse, conspicuous on both surfaces, not lobed, base cordate or rounded, without glands, margin irregularly serrate, apex acuminate. Flowers appearing with leaves; inflorescence a compound umbel-like cyme, terminal, 5-15 cm in diam.; rays whorled; first node of inflorescence with 5-7 rays, dense, with small red-brownish glands, without large sterile radiant flowers; peduncles absent; bracts caducous, leaflike, green, ovate to elliptic, stellate-pubescent; bracteoles scalelike. Flowers on rays of 2nd and 3rd orders, fragrant, subsessile or shortly pedicellate. Calyx greenish; tube tubular-campanulate, ca. 1.5 mm, with small red-brownish glands; lobes ovate, very small, 0.5-1 mm, sparsely stellate-pubescent, apex obtuse. Corolla white or reddish, rotate, 5-8 mm in diam., glabrous; tube 3-4 mm; lobes spreading, ovate-oblong to oblong, ca. 2 × as long as tube, unequal in size, outer ones, particularly marginal ones, often larger, apex rounded, margin entire. Stamens shorter than corolla, inserted near base of corolla tube; filaments ca. 1 mm; anthers purple, broadly ovoid, ca. 1 mm. Styles slightly exceeding calyx lobes; stigmas capitate. Fruit initially turning yellow, then red, maturing purplish black, ovoid, 7-9 × 5-7 mm, base rounded, apex rounded, glabrous; pyrenes compressed, oblong, 6-8 × 4-5 mm, with 1 shallow dorsal groove and 1 deep ventral groove, apex rounded. Fl. Apr-Jun, fr. Sep-Oct. 2n = 18.
Forests (usually Abies forests), scrub; (1800-)2100-4500 m. Sichuan, Xizang, Yunnan [Bhutan, India, N Myanmar, Nepal, N Vietnam].