Dillenia ovata Wall.

Species

Angiosperms > Dilleniales > Dilleniaceae > Dillenia

Characteristics

Tree, up to 30 m high and 1 m diam. but usually smaller, 6-12 m high and 30-40 cm diam., with rather knotted trunk and low-attached crown. Leaves ovate or elliptic, ca 18-25-nerved, 10-25 by 7-13 cm, on saplings ca 50-nerved, 30-60 by 14-18 cm, with rounded to obtuse, on saplings acute apex, rounded to acute, often unequal-sided base, and entire to obscurely dentate margin. Petiole ca 2½-5 cm long. Underside of the leaf and petiole hirsute-tomentose. Flower ca 16 cm diam. Sepals 5, elliptic, 25-30 by 16-27 mm, the innermost ones the narrowest, the two outer ones densely villose outside, the third one with one glabrous margin, the inner ones densely villose on the central part only. Petals yellow, 6½-7½ by 5-6 cm. Stamens in 2 distinct groups, the outer ones, ca 450, 16-20 mm long, straight in bud, the inner ones, ca 25, 25 mm long, with their apex reflexed in bud. Carpels 8-12, usually 10, 6-7 by 2-2½ mm, with 20 mm long, yellowish white styles; each with ca 50 ovules. Fruit indehiscent, dull yellow, depressed-globose, ca 4½ cm high, 6 cm diam. including the enclosing sepals, which are ca 7½ by 5½ cm, at the base 1½ cm thick. Carpels ca 22 by 10 mm, each with 1-7 seeds in glutinous pulp. Seeds obo-void, 5 by 4 mm, black, glabrous, exarillate.
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An evergreen tree. It grows 6-12 m tall but can be 30 m tall. The trunk is knotted and without branches for 5 m. The trunk can be 100 cm across. The bark is flaky and reddish brown. The leaves are large. They are oval and 10-20 cm long by 7-13 cm wide. There can be teeth along the edge. They have velvety hairs underneath. The flowers are golden yellow. They can be 16 cm across. The fruit are egg shaped and 4-5 cm long by 3-4 cm wide. They are pale yellow to reddish when ripe. The seeds are blackish brown.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 21.0
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 mixed evergreen and deciduous forest. It grows up to 1,500 m above sea level. It suits hardiness zones 11-12.
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Found on sandy or rather dry spots at low elevations.
On sandy or rather dry spots, in belukar, at low alt.
Light 7-9
Soil humidity 3-5
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 10-12

Usage

The fruit are eaten and are popular. The calyx around the fruit is used for flavouring.
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Uses. The wood is used in Indo-China for making small objects.
Uses food material medicinal wood
Edible fruits
Therapeutic use Astringent (unspecified), Diarrhea (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

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

Distribution

Dillenia ovata world distribution map, present in Indonesia, Iceland, Sri Lanka, Malaysia, and Thailand

Identifiers

LSID urn:lsid:ipni.org:names:316725-1
WFO ID wfo-0000647605
COL ID 365HQ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Dillenia ovata Dillenia grandifolia Wormia kunstleri