Pacific Island Ecosystems at Risk (PIER)

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Malachra alceifolia
Jacq., Malvaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Common name(s): [more details]

English: bastard okra, malachra, wild okra

Spanish: malva de caballo, quesillo, quiaborana

Habit:  herb

Description:  "Stiffly branched, erect herbs or subshrubs 0.5-2.5 m tall; stems glabrate or stellate pubescent, often hispid with simple hairs.  Leaf blades ovate to transverse-elliptic in outline, up to 10 (-15) cm long, unlobed or shallowly 3-5-lobed, base truncate, petioles usually 1/2 or more the length of blades, stipules up to 2 cm long, sometimes bifurcate or divided into as many as 4 segments.  Flowers in sessile or short-pedunculate heads, subtended and at least partly enclosed by whitish, green-veined, ovate to triangular, cordate, folded bracts 1-2.5 cm long; calyx white with reddish veins, tubular-campanulate, 0.5-0.8 cm long; petals pale to dark yellow, 1-2 cm long, nearly equaling the yellow staminal column, styles, and stigmas.  Mericarps 5, muticous, papery, 3-3.5 mm long, reddish-veined, glabrous or puberulent.  Seeds black, ca. 2.5 mm long, glabrous"  (Wagner et al., 1999; p. 891).

Habitat/ecology:  In Hawai‘i, "naturalized in disturbed places at low elevations" (Wagner et al., 1999; p. 891).

Propagation:  Seed

Native range:  Mexico, the West Indies, Central America and northern South America; naturalized elsewhere (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)
San Cristóbal Group
San Cristóbal Island introduced
invasive
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
Santa Cruz Group
Santa Cruz Island introduced
invasive
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
Santiago Group
Santiago Island introduced
invasive
Charles Darwin Foundation (2008)
French Polynesia
Society Islands
Tahiti Island introduced
invasive
Florence, J. (2004) (pp. 217-217)
French Polynesia
Society Islands
Tahiti Island introduced
invasive
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Adventice
State of Hawaii
Hawaiian Islands
Kaua‘i Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 891)
State of Hawaii
Hawaiian Islands
Maui Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 891)
State of Hawaii
Hawaiian Islands
O‘ahu Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 891)
Voucher cited: Kawahara s.n.
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Central America
Central America (Pacific rim)
Costa Rica (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Central America
Central America (Pacific rim)
El Salvador (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Central America
Central America (Pacific rim)
Guatemala (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Central America
Central America (Pacific rim)
Honduras (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Central America
Central America (Pacific rim)
Nicaragua (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Central America
Central America (Pacific rim)
Panama (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Mexico
Mexico
Mexico (United Mexican States) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
South America (Pacific rim)
South America (Pacific rim)
Colombia (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)


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This page was created on 18 JUN 2004 and was last updated on 20 MAY 2013.