Knema scortechinii (King) J.Sinclair

Species

Angiosperms > Magnoliales > Myristicaceae > Knema

Characteristics

Tree 5-20 m. Twigs 2-4(-5) mm diameter, at first with pale yellow to rusty hairs 0.1-0.2 mm long, glabrescent; bark smooth or ± wrinkled, not longitudinally striate, not cracking or flaking. Leaves coriaceous, oblong or lanceolate, 10-32 by 2-8.5 cm, base subcordate to cuneate, apex subobtuse or acute(-acuminate); drying greenish brown to brown above; lower surface greyish, not distinctly papillate, late glabrescent or with persistent golden to pale brown or greyish, usually sessile-stellate hairs 0.2-0.4 mm long; dots absent; midrib raised above; nerves 18-30 pairs, raised above; venation ± raised, distinct; petiole 5-20 by 1.5—4(—5) mm. Inflorescences: sessile, brachyblast simple or 2-4-furcate, to 10 mm long; in male 4-10-flowered, female 1-5-flowered; flowers with rusty hairs 0.1-0.2 mm long; perianth 3-(or 4-)lobed, hard-carnose, creamy (?) inside. Male flowers: pedicel 7-16 mm long, bracteole caducous, about median; buds depressed globose, 3.5-5 mm diameter, cleft c. 5/6, lobes (0.8-)l-2 mm thick; staminal disc flat, circular or subtriangular, 2-2.5 mm diameter; anthers 11-16, just sessile to short-stiped, 0.5 mm, horizontal, not touching; androphore ± slender, 1-1.5 mm long. Female flowers: pedicel 3-11 mm long, bracteole about median; buds obovoid, 4.5-5 mm long, cleft over 1/2, lobes 1 mm thick; ovary subglobose to ovoid, 1.5-3 mm diameter, style 0.5-1.5 mm long, stigma ± flat, many-lobulate or ± 2-lobed and each lobe again 5-8-lobulate. Fruits 1-3 (or 4) per infructescence, subglobose or ellipsoid, 2-2.5 by 1.5-2 cm, with rusty hairs 0.1-0.3 mm long, subglabrescent; dry pericarp 1-2 mm thick; fruiting pedicel (4-) 10-12 mm long.
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Growth form tree
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Foliage retention evergreen
Sexuality dioecy
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Mature height (meter) 5.0 - 20.0
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Hardiness (USDA) 10-12

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Cultivation

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Distribution

Knema scortechinii world distribution map, present in Indonesia, Malaysia, and New Zealand

Conservation status

Knema scortechinii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:585926-1
WFO ID wfo-0000356761
COL ID 6NM9V
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Knema scortechinii Myristica scortechinii