Citharexylum gentryi Moldenke, Verbenaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Common name(s): [more details]

Spanish: palo de vaca, sauco macho

Habit:  tree

Description:  "Slender midcanopy tree to 20 m tall. Leaves opposite on fertile branches, whorled on some sterile branches, entire, acute, more or less rounded at the base, to 18 x 10 cm, conspicuously and softly puberulous. Pedicels ca. 2 mm long. Flowers with calyx cupular, ca. 2 mm long; corolla white. Fruits ellipsoid, ca. 6 mm long, the fruiting calyx patelliform" (Dodson & Gentry, 1978; p. 578).

Habitat/ecology:  A timber tree in its native habitat and may be introduced for that purpose.

Propagation:  Seed

Native range:  Panama, Ecuador and Peru (GRIN).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Ecuador (Galápagos Islands) Santa Cruz Group	Santa Cruz Island	introduced invasive cultivated	Charles Darwin Foundation (2008)

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Ecuador (Mainland) Ecuador	Ecuador (Republic of) (continental)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Panama Panama	Panama (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Perú Perú	Perú (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)

Additional information:
Additional online information about Citharexylum gentryi is available from the Hawaiian Ecosystems at Risk project (HEAR).

Information about Citharexylum gentryi as a weed (worldwide references) may be available from the Global Compendium of Weeds (GCW).

Taxonomic information about Citharexylum gentryi may be available from the Germplasm Resources Information Network (GRIN).

References:

Charles Darwin Foundation. 2008. Database inventory of introduced plant species in the rural and urban zones of Galapagos. Charles Darwin Foundation, Galapagos, Ecuador.

Charles Darwin Research Station. 2005. CDRS Herbarium records.

Dodson, C. H./Gentry, A. H. 1978. Flora of the Rio Palenque Science Center. Selbyana 4.

Soria, M./Taylor, U./Tye, A./Wilkenson, S. R. 2002. Identificación y manajo de malezas en las isles Galapágos. Fundación Charles Darwin, Parque Nacional Galapágos. 69 pp.

U.S. Dept. Agr., Agr. Res. Serv. 2011. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.