Knema celebica W.j.de Wilde

Species

Angiosperms > Magnoliales > Myristicaceae > Knema

Characteristics

Tree c. 10 m. Twigs sometimes slightly flattened, 2-4 mm in diameter, smooth, at first with dense rusty hairs 0.5-1 mm long, glabrescent; bark smooth, not cracking or flaking. Leaves coriaceous, oblong, 12-20 by 3-7 cm, apex truncate, base attenuate; upper surface dark brown, with remnants of indumentum on the midrib, lower surface early glabrescent, greyish; dots present; midrib raised above; nerves c. 15 pairs, raised; venation fine; petiole at first with dense indumentum, late glabrescent, 10-13 by 2-3 mm. Inflorescences: peduncle 1-4 mm, brachyblast simple or forked, up to 10 mm long; in male (5-)10-flowered, in female 1-4-flowered; flowers with persistent rusty hairs 0.5-0.7 (-1) mm long, the perianth 3-lobed, reddish inside. Male flowers: pedicel (0.5-)l-2 mm long, bracteole ± persistent, apical; buds subglobose, 2.5-3 mm in diameter, cleft 2/3-4/5, lobes 0.5 mm thick; staminal disc flat, circular, 1.2-1.5 mm in diameter; anthers 6-9, distinctly stiped, horizontal, 0.2-0.3 mm, spaced; androphore 0.5-0.7 mm long. Female flowers: pedicel 0.5-1.5 mm long, bracteole minute, persistent, median to sub-apical; buds ellipsoid-oblong, 5-7 by 2-3 mm, cleft slightly over half, lobes at sutures 0.4 mm thick; ovary ellipsoid, 2.5-3 by 2-2.5 mm, with dense hairs 1-1.5 mm long; style 1 mm long, stigma 1 mm long, erect, 2-lobed and each lobe again deeply 2-5-lobu-late. Fruits 1 (or 2) per infructescence, ellipsoid-fusiform, 2-2.2 by 1.2-1.3 cm, ± acute at both ends, with dense rusty hairs 1-1.5 mm long; dry pericarp 1.5 mm thick; fruiting pedicel 2 mm long.
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Growth form tree
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Foliage retention evergreen
Sexuality dioecy
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Cultivation

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Distribution

Knema celebica world distribution map, present in Indonesia

Conservation status

Knema celebica threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:585845-1
WFO ID wfo-0000356943
COL ID 6NM7B
BDTFX ID -
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Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Knema celebica