WorldFloraDB - Swietenia

Characteristics

Trees. Leaves alternate, par-(rarely impari-) pinnate; leaflets 2-6 pairs, op-posite, inequilateral, entire. Inflorescences axillary, paniculate. Flowers whitish, (4-) 5-merous; calyx lobed, imbricate; corolla imbricate; staminal tube urceolate, 10-dentate, the anthers 10, included; disk cupulate, the margin crenulate; ovary sessile in disk, glabrous; stigma discoid; ovules numerous in each cell, pendulous. Fruit large, capsular, septicidally dehiscent from the base, the valves separating into 2 layers, adnate to the central column at the apex; seeds numerous in each locule, the seed-coat developed into a large wing between the placenta and the seed; endosperm thin, carnose; embryo transverse, the cotyledons large, the radicle short.

More

Trees, deciduous. Wood red. Leaves in spirals, even-pinnate, glabrous; leaflets opposite to subopposite. Inflorescences axillary or subterminal thyrses. Flowers small. Calyx small, 5-parted to middle, imbricate. Petals (4 or)5, distinct, broad, imbricate. Staminal tube cup-shaped, apically (8 or)10-lobed; anthers (8 or)10, inserted on inside of tube throat, alternate with lobes. Disk annular. Ovary ovoid, (4 or)5(or 6)-locular, with 9-16 pendulous ovules per locule; style cylindric; stigma disciform with (4 or)5 lobes. Capsule oblong or ovoid, 5-locular, woody. Seeds 9-16 per locule, winged, hanging by wing-end from distal part of columella; endosperm ± fleshy; cotyledons thin; radicle very short.

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Growth form	tree
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Foliage retention	deciduous
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Cultivation

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Images

Distribution

Identifiers

LSID	urn:lsid:ipni.org:names:26846-1
WFO ID	wfo-4000037139
COL ID	7QL2
BDTFX ID	-
INPN ID	445782
Wikipedia (EN)	Link
Wikipedia (FR)	Link

Synonyms

Swietenia Roia Mahagoni

Lower taxons

Swietenia macrophylla Swietenia humilis Swietenia aubrevilleana Swietenia mahogani Swietenia mahagoni

WorldFloraDB 2024

Swietenia Jacq.

Mahogany (en)

Genus

Angiosperms > Sapindales > Meliaceae