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Chinese Plant Names | Family List | Caprifoliaceae | Viburnum

Viburnum luzonicum Rolfe


Description from Flora of China

Viburnum foochowense W. W. Smith; V. formosanum (Hance) Hayata f. mushanense (Hayata) Nakai; V. luzonicum var. mushanense (Hayata) Kanehira & Sasaki; V. mushanense Hayata; V. parvifolium W. W. Smith (1917), not Hayata (1911); V. smithianum H. L. Li; V. smithii F. P. Metcalf.

Shrubs or small trees, deciduous, to 3 m tall. Bark light brown. Branchlets of current year yellow-brown stellate-pubescent; branchlets of previous year dark purple-brownish, terete, sparsely stellate-pubescent, with dispersed, small, rounded lenticels. Winter buds ovoid-oblong, with 2 pairs of separate scales; scales yellow-brown stellate-pubescent. Leaves always opposite, not clustered at apices of branchlets; stipules absent; petiole green, slender, usually 3-10(-15) mm, yellow-brown stellate-pubescent; leaf blade yellowish green when young, ovate, elliptic-ovate, or ovate-lanceolate to oblong, sometimes subrhombic, 4-9(-11) × 2-5 cm, papery to thickly papery, abaxially sparsely stellate-pubescent or forklike pubescent, adaxially with transparent glandular dots and forklike pubescent on midvein, midvein raised abaxially, lateral veins 5-9-jugate, pinnate, straight or slightly arched, rarely branched, ending in teeth, conspicuously raised abaxially, impressed adaxially, veinlets transverse, slightly raised abaxially, impressed adaxially, not lobed, base broadly cuneate to subrounded, with 0-2 circular glands on both sides of midvein near base, margin serrate, ciliate, apex acuminate to acute. Flowers appearing after leaves; inflorescence a compound umbel-like cyme, usually at apices of short lateral branchlets with a pair of leaves or terminal on branchlets, 3-5 cm in diam.; rays whorled; first node of inflorescence with 5 rays, dense, yellow-brown stellate-pubescent, or mixed with forklike or simple hairs, without large sterile radiant flowers; peduncle usually very short or nearly absent, very rarely to 1.5 cm; bracts and bracteoles deciduous, leaflike, green, lanceolate, hairy. Flowers on rays of 3rd and 4th orders, not fragrant, sessile or shortly pedicellate. Calyx yellowish green; tube ovoid-orbicular, ca. 1 mm, yellow-brown stellate-pubescent; lobes ovate-lanceolate, ca. 0.5 mm, ciliate, apex obtuse. Corolla white, rotate, 4-5 mm in diam., outside stellate-pubescent; tube ca. 1.5 mm; lobes spreading, ovate, exceeding tube, apex rounded, margin entire. Stamens shorter or slightly longer than corolla, inserted at base of corolla; filaments ca. 2 mm; anthers yellow-whitish, broadly elliptic, ca. 0.8 mm. Styles slightly exceeding calyx lobes; stigmas indistinctly 3-lobed. Fruit maturing red, ovoid, 5-6 mm, base rounded, apex rounded, glabrous; pyrenes very compressed, ovoid, 4-5 × 3-4 mm, with 3 shallow dorsal grooves and 2 shallow ventral grooves, base truncate, apex acute. Fl. Apr-Jun, fr. Aug-Oct.

Sparse forests, scrub, roadsides; 100-700 m. Fujian, Guangdong, Guangxi, SE Jiangxi, Taiwan, Yunnan, S Zhejiang [?Indonesia, Malaysia, Philippines].


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