Knema patentinervia (J.Sinclair) W.j.de Wilde

Species

Angiosperms > Magnoliales > Myristicaceae > Knema

Characteristics

Tree 3-16 m. Twigs 1.5-2 mm diameter, at first with minute rusty or yellowish hairs 0.1-0.2 mm long, glabrescent; bark smooth or finely striate, not tending to crack or flake. Leaves thinly coriaceous, elliptic to lanceolate, 6-21 by 1.7-7 cm; apex obtuse, acute, or short acute-acuminate, base attenuate to rounded; drying greenish brown, ± glossy above; lower surface greyish, with subpersistent sparse scale-like hairs 0.1 mm long; dots absent; midrib flat or somewhat raised above; nerves rather patent, 12-24 pairs, slender, flat, indistinct above (sometimes raised in young leaves); venation indistinct; petiole 8-12 by 1-1.5 mm. Inflorescences: sessile, brachyblast simple or ± warted, up to 4 mm long; in male 5-10-flowered, female 1-6-flowered; flowers with grey-brown or yellowish hairs 0.1 mm long or less; perianth 3-lobed, yellowish inside. Male flowers: pedicel 5-16 mm long, bracteole caducous, ± median; buds (depressed) globose, at base truncate or ± sagged below the lobe sutures, 2.5-4 by 3.5-5 mm, cleft c. 4/5, lobes 1-1.2 mm thick; staminal disc flat, circular or blunt-triangular, 2-3 mm diameter; anthers 11-17, stiped, horizontal, 0.3-0.5 mm long, not touching; androphore 0.5-1 mm long, tapering. Female flowers: pedicel (3-)5-8 mm long, bracteole ± median; buds obovoid, apical part ± triangular in cross section, 4-5 by 4-5 mm, cleft 2/3, lobes 1 mm thick; ovary ovoid, 2-2.5 mm long; stigma ± sessile, ± flat, 2-lobed and each lobe again 3-or 4-lobulate. Fruits 1-3 per infructescence, subglobose or obovoid, apex rounded and often short-acuminate, base rounded or attenuate, 1.3-2.1 by 1-1.5 cm, with yellowish brown or rusty mealy hairs 0.2-0.5 mm long; dry pericarp 1.5 mm thick; fruiting pedicel (3-)5-11 mm long.
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Growth form tree
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Foliage retention evergreen
Sexuality dioecy
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Mature width (meter) -
Mature height (meter) 3.0 - 16.0
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Environment

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Hardiness (USDA) 10-12

Usage

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Edible -
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Cultivation

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Distribution

Knema patentinervia world distribution map, present in Indonesia, Malaysia, Singapore, and Thailand

Identifiers

LSID urn:lsid:ipni.org:names:585905-1
WFO ID wfo-0000356834
COL ID 6NM8F
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Knema patentinervia