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

Species

Angiosperms > Magnoliales > Myristicaceae > Knema

Characteristics

Tree 3-10(-20) m. Twigs 4-6(-10) mm diameter, at first with rusty hairs (0.5-)l-1.5 mm long, glabrescent; bark coarsely striate, lower down finely longitudinally cracking and flaking. Leaves chartaceous to thinly coriaceous, at first with dense indumentum, early glabrescent, elliptic to (ob)lanceolate, 15-50 by 4.5-16(-20) cm, apex (sub)obtuse to acute(-acuminate), base obtuse, rounded, subtruncate, or rarely subcordate; brown above, grey(-brown), glabrous, not or but little papillate, with scattered hair scars beneath; dots absent; midrib raised above; nerves 12-30 pairs, raised; venation coarse, ± fairly distinct; petiole 10-30 by 3-7 mm. Inflorescences: sessile, brachyblast simple or forked, up to 10 mm diameter; in male 5-15-flowered, female 1-6-flowered; flowers with rusty hairs (0.4-)0.5-1.5(-2) mm long; perianth 3-(or 4-)lobed, pink-red inside. Male flowers: pedicel 3-4 mm long; bracteole ± persistent, slightly above median; buds depressed globose, small or large (see note 2), 3-3.5 by 4-5(-6) mm, cleft c. 4/5, lobes 0.5 mm thick; staminal disc flat or slightly convex, subtriangular to circular, 1.8-2 mm diameter; anthers 10-14, just stiped, 0.6 mm, horizontal, not touching; androphore tapering, 0.6-1 mm long. Female flowers not seen; stigma remnants (on fruit): sessile, many-lobed. Fruits 1-6 per infructescence, ellipsoid, (2-)2.5-3.5(-4.5) by 1.5—2.5(—3.5) cm, with coarse hairs 1-2 mm long, dry pericarp 2-4 mm thick; fruiting pedicel up to 3 mm long.
Life form -
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality dioecy
Pollination -
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Mature width (meter) -
Mature height (meter) 3.0 - 10.0
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

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Hardiness (USDA) 10-12

Usage

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Edible -
Therapeutic use -
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Cultivation

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Distribution

Knema lunduensis world distribution map, present in Brunei Darussalam, Malaysia, and Philippines

Identifiers

LSID urn:lsid:ipni.org:names:585886-1
WFO ID wfo-0000356788
COL ID 6NM92
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Knema lunduensis