Rhododendron roxieoides D.F.Chamb.

Species

Angiosperms > Ericales > Ericaceae > Rhododendron

Characteristics

Shrubs, ca. 2.5 m tall; young shoots densely tawny to gray woolly-tomentose; bud scales persistent. Petiole 5–10 mm, densely woolly-tomentose; leaf blade thickly leathery, linear to narrowly oblanceolate, 5.5–7.5 × 1–1.8 cm; base cuneate; margin conspicuously revolute; apex acuminate; abaxial surface with indumentum 2-layered, upper layer chestnut, thickly woolly, hairs branched, lower layer whitish and compacted; adaxial surface green, shiny, glabrous except for tomentose groove of midrib. Inflorescence racemose-umbellate, 12–16-flowered; rachis ca. 5 mm. Pedicel 0.7–1 cm, densely tomentose; calyx lobes 5, ca. 2 mm, triangular, densely tomentose and glandular-hairy outside; corolla funnel-campanulate, deep red, with purple spots, 2.5–3 cm, lobes 5; stamens (9 or)10, unequal, filaments puberulent in lower part; ovary ca. 5 mm, with a few short glandular hairs; style exserted, subequal to corolla, glandular in lower 1/2; stigma capitate, green. Fl. May.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.5
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) 6-10

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 roxieoides world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:900790-1
WFO ID wfo-0001229575
COL ID 4SGRS
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Rhododendron roxieoides