Myristica pilosigemma W.j.de Wilde

Species

Angiosperms > Magnoliales > Myristicaceae > Myristica

Characteristics

Tree 12 m. Twigs 1.5-2(-2.5) mm diameter, early glabrescent, inconspicuously, minutely pubescent; older twigs finely fissured or thinly flaky; lenticels small. Leaves chartaceous or thinly coriaceous, elliptic-oblong or oblong-lanceolate, 10-24 by 3-6 cm, base ± cuneate or (narrowly) rounded, apex acute(-acuminate), the very tip acute or ± blunt; upper surface olivaceous, lower surface ± grey, late glabrescent, hairs pale brown, dense, felty, appressed, of mixed sizes, 0.1-0.4 mm, the larger hairs leaving minute dark point-like scars; somewhat papillose; dots absent; midrib above slightly raised, lateral nerves 14-17 per side, at 40-60° to the midrib, brown below, contrasting in colour, lines of interarching and venation indistinct; petiole 12-18 by 2-2.5 mm; leaf bud 15-20 by 2-3.5 mm, hairs rough, bright brown, ± appressed, 1 mm. Inflorescences minutely rusty pubescent, glabrescent, between the leaves, as in Knema\ in male: a simple subsessile (peduncle 1 mm or less), worm-like scar-covered brachyblast to 13 mm long, with a subumbel of 1-5 flowers, buds of various sizes; bracts small, caducous; female inflorescences not known; flowers with dense red-brown hairs 0.2 mm. Male flowers', pedicel slender, 3 mm, bracteole ovoid-oblong, 3 mm, late caducous or subpersistent; buds ellipsoid-oblong, 4-4.5 by 2(-2.5) mm, cleft c. 1/2, lobes 1.5-2 mm long, 0.2 mm thick. Androecium 3 mm; androphore 1.5 by 0.4 mm, with hairs 0.2-0.3 mm in lower 1/4 only; synandrium 1.5 by 0.5 mm, thecae 14, sterile apex shallowly lobulate at apex, (0.2-)0.3 mm. Female flowers not known. Infructescences sessile, wart-like, 5 mm long. Fruits solitary, subsessile, ellipsoid, (3-)3.5 by 2.5-3 cm, hairs woolly, 0.5-1 mm; pericarp 4-5 mm thick; seeds ellipsoid, (2.5-)3 cm; fruiting pedicel short, 2-3 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) 12.0
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Hardiness (USDA) 8-12

Usage

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Cultivation

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Distribution

Myristica pilosigemma world distribution map, present in Philippines and Russian Federation

Conservation status

Myristica pilosigemma threat status: Critically Endangered

Identifiers

LSID urn:lsid:ipni.org:names:995727-1
WFO ID wfo-0000447544
COL ID 6S3GP
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Myristica pilosigemma