Knema alvarezii Merr.

Species

Angiosperms > Magnoliales > Myristicaceae > Knema

Characteristics

Tree 10-15 m. Twigs somewhat angular, 2-2.5 mm in diameter, glabrescent, at first with dense rusty dendroid hairs 0.5 mm long; bark striate, not tending to crack or flake. Leaves chartaceous, oblong to lanceolate, 8-14 by 2.5-3.5 cm, base rounded or short-attenuate, apex longly acute(-acuminate); upper surface olivaceous-brown, lower surface greyish, with subpersistent grey-brown hairs 0.2-0.3 mm long, when shed leaving minute hair scars; dots absent; midrib raised above; nerves 12-15 pairs, somewhat raised above; venation fine and distinct above; petiole 8-15 by 1-2 mm, late glabrescent. Inflorescences: peduncle 1-3 mm, the brachyblast simple or indistinctly forked, 2-4 mm in diameter, in male 5-15-flowered; flowers with persistent rusty hairs 0.5 (-0.7) mm long, perianth 3-lobed, reddish? inside. Male flowers: pedicel 4-6 mm long, bracteole about the middle, caducous; buds subglobose or depressed broadly obovoid, 3 by 3 mm, cleft c. 4/5, lobes 0.6-0.7 mm thick; staminal disc flat to faintly concave, subcircular, 1.5 mm in diameter; anthers 6 or 7, just stiped, horizontal, 0.5 mm long, not touching; androphore slender, 1 mm long. Female flowers not seen. Fruits 1 or 2 per infructescence (± immature), ellipsoid, 1.5-2 cm long, with dense ferruginous hairs 0.5(-l) mm long; dry pericarp 1.5 mm thick; fruiting pedicel 5 mm long, scar of bracteole median.
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Growth form tree
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Foliage retention evergreen
Sexuality dioecy
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Mature width (meter) -
Mature height (meter) 10.0 - 15.0
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Environment

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Hardiness (USDA) 8-12

Usage

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Edible -
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Cultivation

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Distribution

Knema alvarezii world distribution map, present in Philippines

Conservation status

Knema alvarezii threat status: Vulnerable

Identifiers

LSID urn:lsid:ipni.org:names:585836-1
WFO ID wfo-0000356180
COL ID 6NLVL
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Knema alvarezii