Acokanthera G.Don

Genus

Angiosperms > Gentianales > Apocynaceae

Characteristics

Shrubs or small trees, latex white. Leaves opposite. Corymbs short pedunculate or sessile, axillary, often fascicled. Flowers subsessile, usually sweet scented. Calyx small, without glands inside. Corolla white or pink tinged, salverform, tube slightly widened near mouth; lobes short, overlapping to left; corona absent. Stamens inserted in widened part of corolla tube; anthers ovate to oblong, connective produced into a short, minutely pilose point, shortly 2-lobed at base; disc absent. Ovary 1, 2-loculed; ovules 1 per locule. Style filiform; pistil head cylindric or short conical, base with a ring of papillae, apex minutely 2-lobed. Berry globose or elliptic. Seeds 1 or 2, not comose; endosperm bony; cotyledons broadly ovate or subcordate, radicle superior.
More
Trees or shrubs, all parts (except the ripe fruit) containing toxic cardiac glycosides. Leaves opposite and decussate, exstipulate. Flowers white tinged with red, borne in dense axillary cymes, sweetly scented. Sepals imbricate, free to base, ovate to lanceolate. Corolla hypocrateriform; tube cylindrical; lobes contorted, overlapping to the left, shorter than the tube. Ovary superior, glabrous, bicarpellate, syncarpous with axile placentation; ovule 1 per locule; style filiform; stigma minutely bifid. Fruit a berry, containing one or two seeds.
Corolla hypocrateriform; tube cylindrical, ± straight-sided, the inner surface usually pilose in the upper half and wrinkled below; lobes contorted, ovate, elliptic or subcircular, much shorter than the tube, overlapping to the left.
Ovary glabrous, bicarpellate, with 1 ovule per loculus; style filiform, glabrous, reaching to level of anthers; stigma minutely bifid, hairy, with a ring of papillae below.
Stamens inserted in the top of the corolla tube; anthers subsessile, without carina, with a tuft of hairs at apex.
Trees and shrubs with poisonous sap, without spines or tendrils.
Fruit a globose to ellipsoid berry containing 1 or 2 seeds.
Flowers in dense axillary cymose fascicles.
Seeds plano-convex, with glabrous testa.
Calyx lobes imbricate, free to base.
Stipules absent.
Life form perennial
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Sexuality hermaphrodite
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Environment

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Usage

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Edible -
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Cultivation

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Images

Acokanthera unspecified picture

Distribution

Acokanthera world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:2171-1
WFO ID wfo-4000000325
COL ID 627R9
BDTFX ID 122007
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Acokanthera

Lower taxons

Acokanthera laevigata Acokanthera oblongifolia Acokanthera oppositifolia Acokanthera schimperi Acokanthera rotundata