Dipteryx odorata (Aubl.) Forsyth F.

Tonka bean (en)

Species

Angiosperms > Fabales > Fabaceae > Dipteryx

Characteristics

A tree. It grows up to 40 m tall. The trunk can be 1 m across. The taproot is only 1 m deep but it has anchor roots and a mass of surface roots. The leaves are alternate. They are compound with leaflets along the stalk. The leaves are leathery and glossy green. The axis of the leaf is flattened and has wings. There are 3-6 leaflets. They can be opposite or alternate. They are elliptical but have unequal sides. They are 15 cm long by 8 cm wide. The flowering panicle has red-blue flowers. The fruit is fleshy and with a stone inside. It is oval and 7-10 cm long by 3-6 cm wide. It is pale yellow-brown. The flesh is pulpy. The skin is hard. The seed is usually wrinkled and 3-5 cm long by 1-2 cm wide. It is dull black and weighs 3g.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 30.0
Root system tap-root
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer present
Photosynthetic pathway c3

Environment

It is a tropical plant. It suits hot humid tropical lowland climates. It grows in tropical rainforest often along river banks. It needs a rainfall of 1500-1750 mm per year. It grows up to 350 m altitude. It does best in humus rich soils which are low in calcium.
More
A canopy and emergent tree of rainforests, often beside rivers.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity -
Soil nutriment -
Hardiness (USDA) 10-12

Usage

It is used to flavour liqueurs. The beans are soaked for several days in rum or alcohol then dried and cured. The bean extract is used to flavour food. It is used in candy, baked goods, ice cream, cocoa and other foods. It is used as a vanilla substitute. Caution: The seeds probably contain coumarin which is toxic and cancer causing. The inner part of the pod pulp is edible.
Uses dye environmental use flavouring food material medicinal oil seasoning social use spice wood
Edible pods seeds
Therapeutic use Ache(Stomach) (unspecified), Anticoagulant (unspecified), Carminative (unspecified), Diaphoretic (unspecified), Dyspepsia (unspecified), Fever (unspecified), Fumigant (unspecified), Fumitory (unspecified), Narcotic (unspecified), Pertussis (unspecified), Poison (unspecified), Stimulant (unspecified), Stomachic (unspecified), Cardiotonic (unspecified), Heart (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants are usually grown from seed. It can be grown from cuttings. Plants are spaced 3 m apart and thinned out later. Trees are topped when 2 m tall to encourage branching.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) 22 - 30
Size -
Vigor -
Productivity -

Images

Distribution

Dipteryx odorata world distribution map, present in American Samoa, Brazil, Colombia, French Guiana, Guyana, Nauru, Peru, Suriname, and Seychelles

Identifiers

LSID urn:lsid:ipni.org:names:492769-1
WFO ID wfo-0000170550
COL ID 36QZW
BDTFX ID -
INPN ID 629575
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Dipteryx tetraphylla Coumarouna odorata Heinzia peregrina Dipteryx odorata