Knema luteola W.j.de Wilde

Species

Angiosperms > Magnoliales > Myristicaceae > Knema

Characteristics

Tree 8-20 m. Twigs somewhat flattened, sometimes blunt-triangular, pale brownish, smooth, 1.5-2.5(-3) mm diameter, at first with greyish brown scale-like hairs, 0.1 mm long or less, early glabrescent; bark smooth or finely striate, not tending to crack or flake. Leaves chartaceous, oblong or lanceolate, 12-30 by 3-9.5 cm, base rounded to cuneate, apex up to 1.5 cm acute-acuminate; greenish brown above; lower surface greyish, at first with minute, weak, grey or pale brown scale-like and stellate-dendroid hairs, early glabrescent; dots absent; midrib raised above; nerves 16-25 pairs, slender, hardly raised above; venation fine (aréoles less than 0.5 mm diameter), distinct above; petiole 10-15 by 1.5-2.5 mm. Inflorescences: sessile, brachyblast simple or 2-4-fid, to 5 mm long; in male 5-12-flowered, flowers with persistent yellowish brown stellate scale-like hairs 0.1 mm long or less; perianth 3-lobed, (pale) yellow inside. Male flowers: pedicel 4-7.5 mm long, bracteole caducous, 1-2.5 mm below the apex; buds globose, at base rounded, apical part rounded or somewhat narrowed, not depressed, 2.5-4 mm diameter, cleft 3/4-4/5, lobes 1 mm thick; staminal disc flat, circular, 1.7-2.3 mm diameter; anthers 9 or 10, (just) stiped, nearly horizontal, 0.5 mm long, spaced, thecae opening ± laterally; androphore 0.5 mm long. Female flowers not known. Fruits 1-4 per infruc-tescence, ellipsoid to ellipsoid-oblong, 3-7 by 2-2.3 cm, usually beaked at apex, with minute scale-like hairs less than 0.1 mm long; dry pericarp 2 mm thick; fruiting pedicel stout, 15-20 mm long, bracteole scar ± at or below median.
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Growth form tree
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Foliage retention evergreen
Sexuality dioecy
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Mature height (meter) 8.0 - 20.0
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Environment

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Hardiness (USDA) 10-12

Usage

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Cultivation

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Distribution

Knema luteola world distribution map, present in Indonesia and Malaysia

Identifiers

LSID urn:lsid:ipni.org:names:585887-1
WFO ID wfo-0000356790
COL ID 6NLWL
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Knema luteola