Knema uliginosa J.Sinclair

Species

Angiosperms > Magnoliales > Myristicaceae > Knema

Characteristics

Shrub or tree to 10 m. Twigs sometimes bluntly 2-or 3-angular, 1.5-3(-4) mm diameter, at first with dense hairs 0.5-1 mm long, glabrescent; bark grey-brown, smooth or finely striate, not tending to crack or flake. Leaves thinly coriaceous, oblong or lanceolate, 9-35 by 2-7.5 cm, apex subacute or acute-acuminate, base rounded to attenuate, drying olivaceous or brown above; lower surface at first with dense bright brown hairs 0.5-1 mm long, early glabrescent, greyish to reddish brown; dots absent; midrib raised above; nerves 8-15 pairs, much raised above; venation raised, distinct; petiole 10 by 2-3 mm. Inflorescences: sessile, brachyblast simple or forked, to 5 mm long; in male 5-20-flowered, female 1-5-flowered; flowers with rusty hairs 0.3-0.4 mm long; perianth 3-or 4-lobed, reddish (?) inside. Male flowers: pedicel 5-10 mm long, bracteole subpersistent or caducous, (sub)apical; buds depressed globose, faintly angled in cross section, 3-4 by 4-5 mm, cleft c. 4/5, lobes 0.5 mm thick; staminal disc circular, 2-2.5 mm diameter, convex or low-mammillate; anthers 10-13, almost horizontal, 0.5 mm long, just stiped, spaced; androphore 0.5-1 mm long. Female flowers: pedicel 4-5 mm long, bracteole subapical; buds obovoid, 5 by 3.5 mm, cleft over 1/2; ovary ovoid-globose, 2.5 mm long; stigma sessile, 2-lobed and each lobe again deeply 4-or 5-lobulate. Fruits 1-3 per infructescence, subglobose or broadly obovoid, 1.8-2.5 by 1.5-1.7 cm, with rusty hairs 0.3 mm long; fruiting pedicel 4-6 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) 10.0
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Cultivation

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Distribution

Knema uliginosa world distribution map, present in Indonesia and Malaysia

Conservation status

Knema uliginosa threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:585940-1
WFO ID wfo-0000356755
COL ID 6NM9N
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Knema uliginosa