Parastemon A.Dc.

Genus

Angiosperms > Malpighiales > Chrysobalanaceae

Characteristics

Tree or shrub. Stipules small and triangular, caducous. Leaves glabrous on both surfaces, without stomatal cavities, with 2 small discoid glands at base of lamina; petioles eglandular. Inflorescence an axillary or rarely terminal simple or sparsely branched raceme. Bracts and bracteoles small, eglandular, not enclosing groups of flower buds. Flowers hermaphrodite or polygamo-dioecious. Receptacle patelliform or shallowly cupuliform, shortly hairy within; calyx lobes 5, acute, subequal. Petals 5, not exceeding calyx lobes, not clawed. Stamens either 5 and all fertile or 2 fertile with 3 staminodes; the filaments glabrous, shorter than the calyx lobes. Ovary centrally inserted at base of receptacle, glabrous or densely hairy on exterior; carpel unilocular, with 2 ovules. Style filiform, puberulous towards the base, with 3 large undivided lobes at apex or 1 obscure lobe and 2 large, sometimes deeply divided lobes. Fruit a small drupe to c. 1.5 cm or c. 3 cm long; epicarp smooth, not lenticellate; endocarp thin, hard, bony, smooth on exterior, glabrous within; with 2 large lateral plates which break away on germination to allow seedling escape.
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Foliage retention evergreen
Sexuality hermaphrodite
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Hardiness (USDA) 9-12

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Cultivation

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Images

Parastemon unspecified picture

Distribution

Parastemon world distribution map, present in Indonesia, India, Iceland, and Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:33938-1
WFO ID wfo-4000028163
COL ID 63LSJ
BDTFX ID -
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Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Parastemon

Lower taxons

Parastemon grandifructus Parastemon versteeghii Parastemon urophyllus