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 Gnetum leyboldii Tulasne 1858

Common Names

Taxonomic notes

Syn: Gnetum paraense Huber 1902 (1).

Description

"Woody vine; branches articulate, bark of older stems deeply grooved. Leaves very coriaceous, without subepidermal fibers, elliptic to elliptic-oblong, up to 20 × 15 cm, abruptly acuminate at apex, cordate to rounded at base. Microsporangiate axes much branched, painiculate, ultimate units verticillate with congested internodes less than 2 mm long at anthesis. Microsporophylls clavate. Ovule-bearing axes sparsely branched, ultimate units with internodes less than 10 mm long. Mature seed deep red to vermilion, oblongoid, 45-50 mm long, 20 mm in diameter, acuminate at apex, outer layer fleshy and thick (3 mm)" (1).

Range

"Low elevations to 500 m in northern Brazil, Amazonas to Bolivar in Venezuela, and eastern Ecuador and Colombia. Not yet known from the Guianas but to be expected in the southern region" (1).

Big Tree

Oldest

Dendrochronology

Ethnobotany

Observations

Remarks

Citations

(1) Stevenson & Zanoni 1991.

See also Maheshwari & Vasil 1961 (general anatomy) and Carlquist 1996 (wood anatomy).


[Gnetum] [Gnetaceae] [home]

This page is from the Gymnosperm Database
URL: http://www.geocities.com/RainForest/Canopy/2285/gn/gn/leyboldii.htm
Edited by Christopher J. Earle
E-mail:earlecj@earthlink.com
Last modified on 3-Jan-1999

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