Rhododendron cyanocarpum Franch. & W.W.Sm.

Species

Angiosperms > Ericales > Ericaceae > Rhododendron

Characteristics

Shrubs or small trees 2–4 m tall; older branches grayish, bark falling off in flakes; branchlets 4–5 mm in diam. below inflorescence; young shoots greenish, glabrous. Petiole often slightly winged, 20–30 × 3–4 mm; leaf blade leathery, broadly elliptic to suborbicular, 8–13 × 5–9 cm; base rounded; margin reflexed; apex apiculate; abaxial surface glaucous, glabrous or with a few scattered hairs; adaxial surface deep green, glabrous; midrib flat adaxially; lateral veins 11–14-paired, slightly impressed on both surfaces. Inflorescence 5–9-flowered; rachis 8–15 mm, pubescent or glabrous. Pedicel 1–2 cm, glabrous; calyx pale pink, cupular, fleshy; lobes 5, 7–12 mm, glabrous; corolla campanulate or funnel-campanulate, fleshy, creamy-white to clear pink, flecks lacking, 5–6 cm, base with dark nectar pouches; lobes 5, rounded, ca. 1.5 × 2.3 cm, emarginate; stamens 10, unequal, 2–4 cm, filaments glabrous; ovary conical 6–7 mm, glabrous or with a few glands; style 2.5–3 cm, glabrous. Capsule oblong, blunt, 12–20 × 7–10 mm, glaucous, base usually enclosed by persistent calyx. Fl. Apr–May, fr. Aug–Oct.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.0 - 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) 6-6

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 -

Images

Rhododendron cyanocarpum unspecified picture

Distribution

Rhododendron cyanocarpum world distribution map, present in China

Conservation status

Rhododendron cyanocarpum threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:332285-1
WFO ID wfo-0001229711
COL ID 4SFR5
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Rhododendron cyanocarpum Rhododendron hedythamnum var. eglandulosum Rhododendron thomsonii var. cyanocarpum Rhododendron cyanocarpum var. eriphyllum