Rhododendron torquescens D.F.Chamb.

Species

Angiosperms > Ericales > Ericaceae > Rhododendron

Characteristics

Shrubs, caespitose, ca. 3.5 m tall; shoots twisted, sparsely whitish pilose. Petiole flattened, short and broad, 6–8 × ca. 5 mm, glabrescent; leaf blade leathery, lanceolate to obovate-lanceolate, 11–14 × 4–4.5 cm; base cuneate; margin slightly revolute; apex shortly acuminate, mucronate; abaxial surface indumentum white, 1-layered, agglutinated; adaxial surface glabrous. Inflorescence racemose-umbellate, ca. 10-flowered; rachis short, yellow-floccose. Pedicel 2–2.5 cm, sparsely white-floccose; calyx lobes 5, 1–1.5 mm, triangular, similarly floccose; corolla funnel-campanulate, white to pale pink, with purple spots inside and sparsely puberulent at base, 2.5–3 × ca. 2.5 cm; lobes 5; stamens 10, unequal, shorter than corolla, filaments puberulent at base; ovary narrowly cylindric, ca. 6 × 3 mm, glabrous; style ca. 2 cm, glabrous, stigma capitate. Fl. Jun.
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
JanFebMar
AprMayJun
JulAugSep
OctNovDec
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 torquescens world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:77065384-1
WFO ID wfo-0001275671
COL ID 4SGZY
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rhododendron torquescens