Dillenia sumatrana Miq.

Species

Angiosperms > Dilleniales > Dilleniaceae > Dillenia

Characteristics

Tree, up to 20 m high, 35 cm diam., with reddish brown bark. Leaves oblong, ca 15-20-nerved, 16-30 by 7-16 cm, with acute to acuminate apex, acute to obtuse base, and nearly entire to manifestly dentate margin. Petiole 1½-5 cm long. Flowers solitary or in a 2(-3)-flowered raceme with the flowers attached close to each other, ca 6 cm diam. Sepals 5, ovate, 10-14 by 9-11 mm, densely silky hirsute outside. Petals yellow, ca 25 by 15 mm. Stamens in 2 distinct groups, the outer ones ca 200, 6-7½ mm long, straight in bud, the inner ones ca 18-20, 10-11 mm long, with their apex reflexed in bud. Carpels 7-10, white, ca 4-5 by 1½ mm, with white, 5-6 mm long styles, each with 15-20 ovules. Fruit indehiscent, yellow or orange-yellow, about globular, 2-2½ cm diam. including the enclosing sepals, which are up to 35 by 20 mm, up to 2½ mm thick at the base. Carpels ca 12 by 7 mm, 1-2-seeded. Seeds 5 by 3½ mm, exarillate.
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An evergreen tree. It grows 20 m tall. The trunk does not have branches for 6 m. The trunk is 35 cm across. The bark is cracked and reddish-brown. The leaves are simple and oval. They are 16-30 cm long by 1-16 cm wide. There are teeth along the edge. The leaf stalk is 5 cm long and does not have wings. The flowers are yellow and 6 cm across. The fruit is round and 2-4 cm across.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.35
Mature height (meter) 20.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a tropical plant. It grows in open forests and savannahs up to 850 m above sea level.
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Forests at elevations to around 350 metres.
In forests at low altitude to ca 350 m.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses. The wood is sometimes used in housebuilding.
Uses food material wood
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seeds.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Dillenia sumatrana world distribution map, present in Indonesia, Mozambique, and Malaysia

Identifiers

LSID urn:lsid:ipni.org:names:316766-1
WFO ID wfo-0000647645
COL ID -
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Wormia meliosmifolia Dillenia elmeri Dillenia meliosmifolia Dillenia sumatrana