Lithocarpus pattaniensis Barnett

Species

Angiosperms > Fagales > Fagaceae > Lithocarpus

Characteristics

Small tree. Branchlets initially densely greyish tomentose by adpressed, stellate hairs, later glabrous, dark greyish brown, sparsely lenticellate; terminal buds ovoid, c. 3 by 2 mm, scales ovate-acute. Stipules deltoid, c. 1 by ½ mm, soon caducous. Leaves thick-coriaceous, (8-)14-16(-18) by (3-)6-8 (-11) cm (index 1.8-2.2), broadest at or rarely above the middle; surfaces discolorous, above glabrous, glossy, chocolate-brown, underneath densely greyish brown tomentose by adpressed, stellate hairs; base rounded, sometimes asymmetrical, margin recurved, top bluntly acute to 1 cm acuminate; midrib and nerves strongly prominent beneath, flat to impressed above; nerves 11-14 pairs, subparallel, at an angle of 45-60°, arcuating but not anastomosing towards the margin; reticulation subscalariform, distinct beneath; petiole 1-2 cm, 2-3 mm ø, adaxially flat. Inflorescence male or female, densely pale yellowish brown stellate hairy; bract and bracteoles ovate-acute, 1½-3 by 1-2 mm. Male rachis 10-15 cm, 2 mm ø; ♂ flowers in clusters of 3, perianth 6-lobed, stamens 12, filaments 2-3 mm, anthers 0.3-0.35 mm ø, pistillode subglobose, 1½-2 mm ø. Female rachis 10-15 cm, 3-4 mm ø; ♀ flowers solitary or in clusters of 2-3, perianth 6-lobed, or occasionally irregularly lobed, staminodes 12, rudimentary, styles 4-6, conical, 1½-2 mm, connate. Ripe cupule solitary or in clusters of 2-3, sessile, ovoid-globose, c. 2 cm long, 2½ cm ø; wall thinner than 1 mm, covering the fruit almost completely except for an opening smaller than 1 cm ø, outside densely fulvous to greyish tomentose by stellate, adpressed hairs; lamellae 8-10, concentric or spiral, thin; dehiscence irregular. Ripe fruit depressed ovoid-globose, 1-1½ cm long, 2-2½ cm ø; top rounded, base rotundate, scar concave; wall 1-2 mm thick, woody, for the greater part free from the cupule, outside densely fulvous to rufous tomentose.
More
A tree. It grows up to 25 m tall. The leaves are oval and narrow at the tip. They are rough. The midrib and veins are prominent. They are shiny brown on the upper surface and hairy brown underneath. The leaves are 14-16 cm long by 6-8 cm wide. The leaf stalk is 1-2 cm long. The flower branch has male and female flowers separately. They are along a 10-15 cm long stalk. The male flowers are in threes while the female flowers are single. The flowers are densely yellowish-brown and hairy. The cup surrounding the fruit is oval and thin. It encloses the fruit almost completely. The fruit is about 2 cm long and 2.5 cm wide. The fruit is round. It has a scar. The fruit is woody and 1-1.5 cm high by 2-2.5 cm wide. The fruit contains an edible seed.
Life form -
Growth form tree
Growth support -
Foliage retention evergreen
Sexuality monoecy
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Mature height (meter) 20.0 - 27.5
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Environment

Forests, in N. Siam at 700 m, in Malaya at 1500-1700 m. Fl. in Malaya Sept.-Nov., fr. March-Sept.
More
A tropical plant.
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Hardiness (USDA) 9-12

Usage

The seed is eaten.
Uses -
Edible nuts seeds
Therapeutic use -
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Animal toxicity -

Cultivation

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Distribution

Lithocarpus pattaniensis world distribution map, present in Iceland, Malaysia, and Thailand

Identifiers

LSID urn:lsid:ipni.org:names:358925-1
WFO ID wfo-0000230154
COL ID 3VK39
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Lithocarpus pattaniensis