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Schott, Araceae |
No image available for this species |
Present on Pacific Islands? yes
Threat only at high elevations? no
Risk assessment results: Evaluate, score: 3 (Go to the risk assessment)
Other Latin names: Xanthosoma roseum Schott
Common name(s): [more details]
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Hawaiian: ape |
Habit: herb
Description: "Plants very large and conspicuous, the caudex usually procumbent, often 1-4 meters long and 10-20 cm thick; petioles 40-180 cm long or much longer, vaginate to the middle; leaf blades sagittate-ovate, often two meters long but usually shorter, short-cuspidate, the basal lobes half as long as the anterior one, the blades glabrous, grass green above, pale beneath; tube of the spathe 6-10 cm long, 6 cm broad, oblong-ovoid, greenish, the limb twice as long, ovate-lanceolate, acute, greenish or whitish outside, white or pink within, 12-25 cm long and 10-25 cm wide; spadix stipitate 8 mm, slightly shorter than the spathe, the pistillate portion 3-4.5 cm long, almost 2 cm thick" (Standley & Steyermark, 1958; pp. 360-361).
Habitat/ecology: In Hawaii "commonly naturalized in wet places" (Staples & Herbst, 2005; p. 613). In Guatemala, "wet soil, usually in marshy or boggy ground, in the open, in thickets, or in thin forest, 900 meters or lower, most plentiful at low elevations. The plant grows most often in boggy soil near stream banks, where it sometimes forms wide colonies" (Standley & Steyermark, 1958; pp. 360-361).
Propagation: Seed?
Native range: Mexico, Costa Rica, Guatemala, Honduras, Nicaragua (GRIN).
Presence:
| Pacific | |||
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Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
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State of Hawaii
Hawaiian Islands |
Hawaiian Islands |
introduced
cultivated |
Staples, George W./Herbst, Derral R. (2005) (p. 613) |
| Pacific Rim | |||
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Country/Terr./St. & Island group |
Location |
Cited status &
Cited as invasive & Cited as cultivated & Cited as aboriginal introduction? |
Reference &
Comments |
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Costa Rica
Costa Rica |
Costa Rica (Republic of) |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2007) |
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Guatemala
Guatemala |
Guatemala (Republic of) |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2007) |
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Honduras
Honduras |
Honduras (Republic of) |
native
|
U.S. Dept. Agr., Agr. Res. Serv. (2007) |
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Mexico
Mexico |
Mexico (United Mexican States) |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2007) |
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Nicaragua
Nicaragua |
Nicaragua (Republic of) |
native
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U.S. Dept. Agr., Agr. Res. Serv. (2007) |
Additional information: Additional online information about Xanthosoma robustum is available from the Hawaiian Ecosystems at Risk project (HEAR).
Taxonomic information about Xanthosoma robustum may be available from the Germplasm Resources Information Network (GRIN).
References:
Standley, Paul C. 1958. Flora of Guatemala. Fieldiana: Botany. Vol. 24, Part I. Chicago Natural History Museum. 478 pp.
Staples, George W./Herbst, Derral R. 2005. A tropical garden flora: plants cultivated in the Hawaiian Islands and other tropical places. Bishop Museum Press, Honolulu. 908 pp.
U.S. Dept. Agr., Agr. Res. Serv. 2007. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.