Rhododendron praevernum Hutch.

Species

Angiosperms > Ericales > Ericaceae > Rhododendron

Characteristics

Shrubs or trees, 2–7 m tall; shoots 5–6 mm in diam. below inflorescence; young shoots gray pubescent, glabrescent. Petiole stout, 15–25 mm, pubescent when young; leaf blade leathery, elliptic-lanceolate, (9–)10–19.5 × (2–)3.3–5 cm; base cuneate; margin revolute; apex obtuse or acute; both surfaces glabrous; abaxial surface pale green; adaxial surface dark green; midrib prominent abaxially, grooved adaxially; lateral veins 14–20-paired. Inflorescence 7–10-flowered; rachis ca. 13 mm, pubescent. Pedicel 1.5–3 cm, glabrous; calyx lobes 5, 1.5–2 mm, glabrous; corolla campanulate, white to rose, with purple flecks and a blotch at base, 5.8–6.2 cm, outer surface glabrous, puberulent within towards base; stamens 15–16, unequal, 2.4–4.5 cm, filaments puberulent below; ovary conoid, ca. 8 mm, glabrous; style 4.4–4.6 cm, glabrous. Capsule cylindric, 25–30 mm. Fl. Mar–Apr, 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) 2.0 - 7.0
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) 7-9

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 praevernum world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:333129-1
WFO ID wfo-0001229326
COL ID 4SGMF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rhododendron praevernum