Lithocarpus atjehensis Hatus. ex Soepadmo

Species

Angiosperms > Fagales > Fagaceae > Lithocarpus

Characteristics

Shrub. Branchlets densely fulvous tomentose by adpressed stellate and erect woolly tuft-hairs, blackish brown, brittle; terminal buds ovoid-globose, 3 by 2 mm, scales ovate. Stipules narrowly ovate-acute, 2 by 1 mm. Leaves thick-coriaceous, rigid, brittle, (6-)8-10(-12) by (3-)4-5(-7) cm (index 1.7-2), broadest below the middle; surfaces discolorous, above dark chocolate-brown, more or less glossy, sparsely pubescent by woolly tuft-hairs especially on midrib and nerves, beneath pale greyish brown, densely tomentose by adpressed stellate hairs interspersed with woolly tuft-hairs; base rounded to subcordate, top sharply 1-1½ cm acuminate; midrib prominent on both sides; nerves 12-14 pairs, prominent beneath, impressed above, subparallel, at an angle of 60-70°, arcuating and anastomosing near the margin; reticulation coarse, subscalariform, distinct beneath; petiole 7-10 mm, 2 mm ø, adaxially flat, densely stellate hairy. Male rachis 2-4 cm, 2 mm ø, densely tomentose by erect stellate hairs; bracts and bracteoles ovate, 1-1½ by ⅔-1 mm; ♂ flowers solitary, stamens 10-12, filaments 2-2½ mm, anthers 0.30 mm long, pistillode subglobose, c. 1 mm ø. Young infructescence 3-5 cm, 3 mm ø, carrying 5-10 obconical young cupules. Female flowers (seen in a young fruit) solitary or in clusters of 2-3, staminodes rudimentary, styles 3, conical, 2-2½ mm, recurved. Young cupule sessile, cup-shaped, c. 1 cm long, 2 cm ø; rim thin, covering ± ⅓ part of the fruit; wall thin, woody, inside densely fulvous tomentose by adpressed simple hairs, outside densely fulvous tomentose by stellate hairs; lamellae 5-6, thin, concentric, denticulate. Young fruit ovoid-conical, c. 1½ cm long and ø, densely fulvous tomentose by adpressed simple and stellate hairs, top acute, base rotundate, scar concave, c. 0.7 cm ø; wall woody, c. ½ mm thick, for the greater part free from the cupule.
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Growth form tree
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Foliage retention evergreen
Sexuality monoecy
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Environment

Montane forest at 2500-3000 m. Fl. fr. Jan.-Febr.
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Cultivation

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Distribution

Lithocarpus atjehensis world distribution map, present in Indonesia

Identifiers

LSID urn:lsid:ipni.org:names:358628-1
WFO ID wfo-0000229733
COL ID 3VJQR
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lithocarpus atjehensis