Rhododendron aureum Georgi

Species

Angiosperms > Ericales > Ericaceae > Rhododendron

Characteristics

Dwarf shrubs, 0.1–1 m tall; stems horizontal with obliquely ascending branchlets; bud scales persistent. Petiole 5–10 mm, glabrous; leaf blade leathery, oblanceolate to obovate-oblong, 2.5–8 × 1–3.5 cm; base cuneate; apex obtuse or rounded, mucronate; both surfaces glabrous when mature, sometimes with vestiges of juvenile tomentum abaxially; reticulate veins distinct. Inflorescence corymbose, 5–8-flowered; rachis ca. 10 mm. Pedicel erect, ca. 3 cm, sparsely rufescent-hairy; calyx lobes 5, ca. 2 mm, floccose; corolla campanulate, yellow, with 1 upper lobe red-spotted, 2.5–3 cm; lobes 5, unequal; stamens 10, unequal, filaments pubescent at base; ovary ca. 5 mm, densely rufous-tomentose; style ca. 2.5 cm, glabrous, stigma small, 5-lobulate. Infructescence erect; peduncle 4.5–6 cm. Capsule oblong-cylindric, 5-valved, 10–14 × 5–6 mm. Fl. May–Jun, fr. Jul–Aug.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 1.0
Mature height (meter) 0.5 - 1.0
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 c3

Environment

Forming thickets in high mountain areas, both alpine and sub-alpine. Grasslands and amongst bryophytes, in the alpine region; at elevations from 1,000-2,500 metres.
Light 4-9
Soil humidity 4-6
Soil texture 3-6
Soil acidity 1-4
Soil nutriment -
Hardiness (USDA) 5-5

Usage

Uses medicinal
Edible -
Therapeutic use Astringent (unspecified), Diaphoretic (unspecified), Diuretic (unspecified), Gout (unspecified), Narcotic (unspecified), Rheumatism (unspecified), Sedative (unspecified), Stimulant (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) 50 - 90
Germination temperacture (C°) 12 - 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Rhododendron aureum unspecified picture

Distribution

Rhododendron aureum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:331982-1
WFO ID wfo-0001046884
COL ID 4SFFK
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Rhododendron aureum Rhododendron chrysanthum Rhododendron officinale