Viburnum formosanum Hayata

Species

Angiosperms > Dipsacales > Viburnaceae > Viburnum

Characteristics

Shrubs or small trees, deciduous, to 4 m tall. Bark light brown. Branchlets of current year densely yellow-brown stellate-pubescent or glabrous; branchlets of previous year gray-black, terete, glabrous, with sparse, small, rounded lenticels. Winter buds ovoid, 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, 5-15 mm, sparsely or densely stellate-pubescent; leaf blade green when young, ovate, 5-10 × 3-5 cm, thickly papery, abaxially sparsely adpressed hairy on midvein and lateral veins, sparsely stellate-pubescent in vein axils, adaxially shiny, sparsely adpressed hairy only on midvein, midvein raised abaxially, lateral veins 7-or 8-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 rounded or slightly cordate, with 0 or 1 circular gland on both sides of midvein near base, margin serrate except at base, apex abruptly caudate. Flowers appearing after leaves; inflorescence a compound umbel-like cyme, at apices of short lateral branchlets, with a pair of leaves, 3-4 cm in diam.; rays whorled; first node of inflorescence with 4 or 5 rays, dense, sparsely or densely stellate-pubescent, without large sterile radiant flowers; peduncle 1-1.5 cm; bracts and bracteoles deciduous, leaflike, green, lanceolate, hairy. Flowers on rays of 2nd order, not fragrant, shortly pedicellate. Calyx yellowish green; tube tubular, ca. 1.5 mm, stellate-pubescent or glabrous; lobes broadly ovate, ca. 0.5 mm, ciliolate, apex obtuse. Corolla white, rotate, ca. 4.5 mm in diam., glabrous; tube ca. 1 mm; lobes spreading, obovate, ca. 1.5 mm, exceeding tube, apex rounded, margin slightly erose. Stamens equaling or slightly longer than corolla, inserted at base of corolla; filaments ca. 2.5 mm; anthers yellow-whitish, elliptic-ovoid, ca. 0.7 mm. Styles exceeding calyx lobes; stigmas capitate. Fruit maturing red, ovoid, ca. 8 mm, base rounded, apex rounded, glabrous; pyrenes compressed, oblong-ovoid, ca. 6 mm, with 2 shallow dorsal grooves and 3 shallow ventral grooves, apex rounded. Fl. Apr-May, fr. Aug-Oct.
Life form perennial
Growth form
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 4.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses medicinal
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Viburnum formosanum world distribution map, present in China and Taiwan, Province of China

Identifiers

LSID urn:lsid:ipni.org:names:149688-1
WFO ID wfo-0001291010
COL ID 5BC7Z
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Viburnum luzonicum f. oblongum Viburnum luzonicum f. subglabrum Viburnum formosanum Viburnum subglabrum Viburnum formosanum f. subglabrum Viburnum luzonicum f. formosanum Viburnum dilatatum var. formosanum Viburnum formosanum var. formosanum Viburnum erosum var. formosanum Viburnum luzonicum var. formosanum Viburnum formosanum subsp. formosanum

Lower taxons

Viburnum formosanum var. pubigerum