Petalostigma F.Muell.

Genus

Angiosperms > Malpighiales > Picrodendraceae

Characteristics

Shrubs or trees, evergreen, dioecious; stems and foliage without conspicuous latex. Bark greyish black, tessellated. Indumentum of simple hairs, not glandular, stinging hairs absent. Stipules entire, inconspicuous, caducous. Leaves spirally arranged, simple, petiolate, elobate, margin entire, glands absent, penninerved. Inflorescences axillary, bracteate fascicles or very short racemes with groups of flowers. Flowers actinomorphic; petals and disc absent. Staminate flowers pedicellate; sepals 4, free, imbricate, cucullate, ± equal; stamens 18-86, filaments connate and attached to a slightly raised receptacle; anthers dorsifixed, bilobate, thecae oblong, longitudinally dehiscent; pistillode absent. Pistillate flowers sessile to pedicellate; sepals 6-8, imbricate, free; ovary 3-or 4-locular, ovules 2 per locule, style short, stigmas simple, flabellate (petal-like). Fruits capsular, quadri-or trilobate, tardily dehiscing septicidally into bivalved cocci; sarcocarp fleshy, orange to red. Seeds ellipsoid to flattened ellipsoid to ovoid; testa crustaceous; albumen fleshy; caruncles entire, non-arilloid; cotyledons broad, flat.
Life form perennial
Growth form
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Foliage retention evergreen
Sexuality dioecy
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Environment

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Hardiness (USDA) 9-12

Usage

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Edible -
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Cultivation

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Images

Petalostigma unspecified picture

Distribution

Petalostigma world distribution map, present in Australia and Papua New Guinea

Identifiers

LSID urn:lsid:ipni.org:names:15777-1
WFO ID wfo-4000028913
COL ID 8W29G
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Petalostigma

Lower taxons

Petalostigma pachyphyllum Petalostigma pubescens Petalostigma quadriloculare Petalostigma triloculare Petalostigma banksii