Stemonurus ammui (Kaneh.) Sleumer

Species

Angiosperms > Aquifoliales > Stemonuraceae > Stemonurus

Characteristics

Tree, 10-24(-33) m, sometimes with buttresses or slenderly cylindrical pneumatophores, bole straight, 10-25(-30) cm ø; bark smooth or with fine longitudinal fissures or pustules, whitish-grey to pale or dark brown. Leaves oblong-to obovate-elliptic, apex shortly (1-2 cm) ± abruptly and obtusely acuminate, sometimes rounded, very rarely slightly emarginate, coriaceous, shining above, rather dull beneath in dry specimens, margin slightly revolute, 9-16(-19) by 4-8(-9) cm, smooth on both faces or practically so (a few tubercles maybe present along the midrib underneath), nerves 12-14(-18) slightly curved pairs, generally a little raised or at least visible above, much less or hardly so beneath, reticulation of veins faint and above only; petiole 1.5-2 cm by c. 2 mm. Peduncles of umbel-like inflorescence 3-5 cm, stoutish, bearing 5-7 (rarely-9) branches, these 1-1.5 cm long, each with a subulate subpersistent basal bract c. 1 by 0.5 mm. Calyx cup-shaped, 2 mm, shallowly subacutely lobed. Petals (4-)5 by 2 mm, slightly keeled outside, yellowish-white, with a strong lemon scent. Disk low, almost patellar, slightly or hardly lobed. Drupe oblongoid-subfusiform, much attenuate at both ends, (4.3-)4.5-5 by 1.5-1.7 cm.
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Growth form tree
Growth support free-standing
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Sexuality hermaphrodite
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Mature height (meter) 20.0 - 29.5
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Environment

Primary forest, generally on well-drained hilly slopes up to 200 m, occasionally in freshwater swamp forest or mangrove along the coast. Fl. fr. Jan.-Dec.
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Hardiness (USDA) 9-12

Usage

Uses material
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Cultivation

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Distribution

Stemonurus ammui world distribution map, present in Micronesia (Federated States of), Indonesia, Papua New Guinea, Solomon Islands, and United States of America

Conservation status

Stemonurus ammui threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:434605-1
WFO ID wfo-0000498665
COL ID 7DNNH
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Urandra elliptica Urandra ammui Stemonurus ammui Stemonurus ellipticus