Alstonia mairei H.Lév.

Species

Angiosperms > Gentianales > Apocynaceae > Alstonia

Characteristics

Shrubs erect, to 2 m tall, glabrous. Branchlets lenticellate. Leaves in whorls of 3-5; petiole 0.5-1.5 cm; leaf blade very narrowly obovate or elliptic, 4-14 X 0.8-3 cm, thin papery, glabrous, apex acuminate or caudate; lateral veins 27-70 pairs, at 45-60° to midvein. Cymes longer than leaves; peduncle 1.5-3.5 cm. Pedicel to 2-15 mm. Corolla white, tube 1-2 cm; lobes oblong, 6-10 mm. Disc lobes shorter than ovary. Ovaries distinct, ca. 1.5 mm. Follicles distinct, linear, 5-10 cm X 3-5 mm. Seeds oblong, ca. 7 mm; cilia at seed apex cream, to 5 mm. Fl. May-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
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-11

Usage

Uses medicinal
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
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Optimum temperature (C°) -
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Productivity -

Distribution

Alstonia mairei world distribution map, present in China and Viet Nam

Identifiers

LSID urn:lsid:ipni.org:names:76557-1
WFO ID wfo-0000952547
COL ID 65XWK
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Blaberopus mairei Alstonia mairei Alstonia paupera Wikstroemia hemsleyana