Pacific Island Ecosystems at Risk (PIER)

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Cucumis dipsaceus
Ehrenb. ex Spach, Cucurbitaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Common name(s): [more details]

English: hedgehog cucumber, hedgehog gourd, teasel gourd, tiger's egg, wild spiny cucumber

French: concombre bardane, concombre porte-soies

Spanish: calabacilla, comida del zorro, friega-mata, huevo de tigre, jabonillo, pepino diablito

Habit:  herb

Description:  "Stems up to several m long, hispid.  Leaves cordate, reniform to broadly ovate with a basal sinus, blades 2-8 cm long, 3-9 cm wide, sometimes shallowly 3-lobed, both surfaces hispid, margins denticulate, apex obtuse, petioles 2-10 cm long.  Staminate flowers solitary or in clusters of 2-4, pedicels 6-12 mm long, calyx lobes linear, 2-3 mm long, corolla lobes yellow, 7-12 mm long; pistillate flowers solitary, sometimes co-axillary with staminate flowers, pedicels 2-6 mm long, hypanthium 6-10 mm long, hispid.  Fruit yellow, subglobose to ellipsoid, 2-7 cm long, 1.5-3.5 cm in diameter, densely and softly spiny or bristly, spines slender, 3-8 mm long, pulp green.  Seeds very pale brown, 3-5 mm long"  (Wagner et al., 1999; p. 570).

Habitat/ecology:  In Hawai‘i, "widely naturalized in dry, disturbed sites, 0-400 m" (Wagner et al., 1999; p. 570). Arid lowlands in the Galápagos Islands (McMullen, 1999; p. 308).

Propagation:  Seed

Native range:  Eastern Africa (Wagner et al., 1999; p. 570).

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)
Española Group
Española Island introduced
invasive
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
Floreana Group
Floreana Island introduced
invasive
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
Isabela Group
Isabela Island introduced
invasive
Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands)
Isabela Group
Volcán Sierra Negra, Isabela Island introduced
invasive
Charles Darwin Foundation (2008)
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)
State of Hawaii
Hawaiian Islands
Hawai‘i (Big) Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 570)
State of Hawaii
Hawaiian Islands
Kaho‘olawe Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 570)
State of Hawaii
Hawaiian Islands
Kaua‘i Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 570)
State of Hawaii
Hawaiian Islands
Lāna‘i Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 570)
State of Hawaii
Hawaiian Islands
Maui Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 570)
State of Hawaii
Hawaiian Islands
Moloka‘i Island introduced
invasive
Wysong, Michael/Hughes, Guy/Wood, K. R. (2007) (p. 4)
Voucher cited: Wysong 753 (BISH)
State of Hawaii
Hawaiian Islands
Ni‘ihau Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 570)
State of Hawaii
Hawaiian Islands
O‘ahu Island introduced
invasive
Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 570)
Voucher cited: Bryan s.n. (BISH)
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Australia
Australia (continental)
Australia (continental)   Hafliger, Toni J./Wolf, Matthias (1988) (p. 234)
Ecuador (Mainland)
Ecuador
Ecuador (Republic of) (continental) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
Mexico
Mexico
Mexico (United Mexican States) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Baja Sur, Jalisco, San Luis Potosi, Sinaloa, Tamaulipas, Veracruz
Naturalized
Panama
Panama
Panama (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
Perú
Perú
Perú (Republic of) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Naturalized
Also reported from
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
United States (continental except west coast)
United States (other states)
United States (other states) introduced
invasive
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Texas
Naturalized


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This page was created on 21 JUN 2004 and was last updated on 14 OCT 2006.