Alphonsea hainanensis Merr. & Chun

Species

Angiosperms > Magnoliales > Annonaceae > Alphonsea

Characteristics

Trees to 20 m tall, evergreen, d.b.h. to 30 cm. Bark grayish brown, smooth, 5-6 mm thick; inner bark reddish brown, fragrant. Branchlets appressed ferruginous puberulent when young, glabrescent. Petiole 3-5 mm, puberulent or glabrous; leaf blade broadly ovate to elliptic, 4-9 × 2-3.5 cm, thickly papery, glabrous, adaxially shiny and green, secondary veins 7-10 on each side of midvein, slender, and prominent on both surfaces, base broadly cuneate to rounded, apex acute to shortly acuminate. Inflorescences leaf-opposed or subopposite, 2-or 3-flowered; peduncle subsessile; bracts broadly ovate. Pedicel 5-13 mm, pubescent, bracteolate at base. Sepals reniform, ca. 1 mm, outside pubescent, inside glabrous. Outer petals ovate to oblong-ovate, ca. 9 mm, pubescent, apex obtuse; inner petals smaller than outer petals, outside puberulent, inside glabrous or glabrescent. Stamens in 3 whorls; anther locules ovoid, ca. 1 mm; connectives apically acute. Carpels 3-5, densely pubescent; ovules 10-12 per carpel, in 2 series. Fruiting carpels yellowish green, subglobose to obovate, ca. 4 × 3-4 cm, densely tomentose. Seeds flat, semiorbicular. Fl. Oct-Mar, fr. Mar-Aug.
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A tree. It grows 20 m tall. The trunk is 30 cm across. The bark is greyish brown and smooth. The small branches are flattened and have a rusty coating. The flowering shoots are opposite the leaves. There are 2-3 flowers in a group. The fruit are yellowish green. The are almost round or oval. They are 4 cm long by 3-4 cm wide. They have a dense grey coating. The seeds are flat and half round.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.3
Mature height (meter) 20.0
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

A tropical plant. It grows in mountain evergreen forests between 400-700 m altitude in southern China. In Yunnan.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

The ripe fruit are edible.
Uses -
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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

Distribution

Alphonsea hainanensis world distribution map, present in China

Conservation status

Alphonsea hainanensis threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:71988-1
WFO ID wfo-0000527344
COL ID C69V
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Alphonsea hainanensis