Rhododendron viscigemmatum P.C.Tam

Species

Angiosperms > Ericales > Ericaceae > Rhododendron

Characteristics

Shrubs, ca. 3.5 m tall; young shoots densely coarsely ferruginous-strigose, with fine dark round flecks. Summer and winter leaves different. Petiole 4–6 mm, densely coarsely silky ferruginous-strigose; leaf blade papery, elliptic or oblong-elliptic, rarely ovate-elliptic, 0.8–2.5(–3.5) × 0.5–1.5 cm; base cuneate; margin conspicuously revolute; apex mucronate or acuminate; abaxial surface paler; adaxial surface appressed-strigose, with a felted indumentum intermixed with brown hairs (some hairs sticky). Inflorescence 3-or 4-flowered. Pedicel 0.3–0.4 cm, densely silky ferruginous-strigose; calyx lobes undulate crenate, small at anthesis, densely ferruginous-strigose, enlarging in fruit, then with lobes crenate to oblong, ca. 3 × 1.5 mm; corolla shortly funnel-campanulate, color unknown though with dark flecks, ca. 0.9 cm; tube shortly cylindric, ca. 4 × 3 mm, outer surface with small obtuse spines, inner surface glabrous; lobes spreading, obovate-oblong, ca. 0.5 cm, apex obtuse; stamens 5, unequal, 1.4–1.7 cm, exserted, filaments flat, puberulent below; ovary ovoid, ca. 3 × 2 mm, densely coarsely silky ferruginous-strigose; style ca. 2 cm, longer than stamens, densely coarsely strigose below. Capsule long-ovoid, 5–6 × ca. 4.5 mm, densely strigose.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 3.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

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

Usage

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

Cultivation

Mode -
Germination duration (days) 50 - 90
Germination temperacture (C°) 12 - 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Rhododendron viscigemmatum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:902943-1
WFO ID wfo-0001229862
COL ID 6X6FL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rhododendron viscigemmatum