Rhododendron sanguineum Franch.

Species

Angiosperms > Ericales > Ericaceae > Rhododendron

Characteristics

Dwarf shrubs, 0.3–1.5 m tall; bark gray-brown, usually falling off in flakes; shoots 3–3.8 mm in diam. below inflorescence; young shoots green, with a thin eglandular indumentum; bud scales sometimes persistent. Petiole 5–8 mm, tomentose when young; leaf blade leathery, obovate, widely elliptic to narrowly oblong, 3.8–8 × 1.8–3 cm; base cuneate, decurrent along petioles; apex obtuse or rounded, apiculate; abaxial surface indumentum continuous, silvery to grayish, hairs rosulate; adaxial surface green, glabrous; midrib grooved adaxially; lateral veins 19–20-paired, impressed adaxially. Inflorescence umbellate, (3–)5–7-flowered; rachis ca. 5 mm. Pedicel 1.2–3 cm, densely tomentose; calyx pink, cupular; lobes 5, 2–4 mm, rounded, glandular-ciliate; corolla tubular-campanulate, fleshy, yellow to pink or crimson to blackish crimson, 3–4 cm, with 5 basal nectar pouches, glabrous; lobes 5, suborbicular, emarginate; stamens 10, filaments red, glabrous; ovary ovoid, ca. 5 × 4 mm, densely tomentose, hairs dendroid, eglandular or partly glandular; style ca. 2 cm, glabrous; stigma capitate. Capsule cylindric, 12–15 × 5–7 mm, rough. Fl. May–Jul, fr. Sep–Oct.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 1.5
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

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-10

Usage

Uses environmental use
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 -

Images

Rhododendron sanguineum unspecified picture

Distribution

Rhododendron sanguineum world distribution map, present in China and Myanmar

Identifiers

LSID urn:lsid:ipni.org:names:333287-1
WFO ID wfo-0001048813
COL ID 796GF
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Rhododendron sanguineum Rhododendron sanguineum subsp. sanguineum Rhododendron sanguineum subsp. sanguineoides Rhododendron sanguineum var. sanguineum Rhododendron sanguineum var. sanguineoides

Lower taxons

Rhododendron sanguineum var. didymoides Rhododendron sanguineum var. haemaleum Rhododendron sanguineum var. himertum Rhododendron sanguineum var. cloiophorum Rhododendron sanguineum var. didymum