Spartium junceum L., Fabaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 12 (Go to the risk assessment)

Common name(s): [more details]

English: Spanish broom, genet, weaver's broom

French: genêt d'Espagne

Spanish: retacchu, retama, retama de olor, retama macho

Habit:  shrub

Description:  "Shrubs up to 3 m tall; young stems green, flexible, cylindrical, longitudinally striate, compressible, medulllate, glabrous.  Leaves few, caducous, oblong-linear to lanceolate, 1-3 cm long, 0.2-0.5 cm wide, subsessile.  Flowers pedicellate, pedicels with a small caducous bract at base and 2 bracteoles at apex; corolla yellow, 20-25 mm long, anthers with a tuft of hairs at base.  Pods straight, linear, 4-10 cm long, 0.5-0.8 cm wide, pubescent when young.  Seeds 10-18, black, ellipsoid, transversely arranged, 5-7 mm long, 3-4 mm wide"  (Wagner et al., 1999; p. 707).

Habitat/ecology:  In Hawai‘i, "a locally escaped ornamental"  (Wagner et al., 1999; p. 707).

Propagation:  Seed

Native range:  "Mediterranean region and southwestern Europe" (Wagner et al., 1999; p. 707).

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) Isabela Group	Isabela Island	introduced cultivated	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Isabela Group	Volcán Sierra Negra, Isabela Island	introduced cultivated	Charles Darwin Foundation (2008)
State of Hawaii Hawaiian Islands	Kaua‘i Island	introduced invasive cultivated	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 707) Naturalized at Kōke‘.

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)	introduced	ILDIS Co-ordinating Centre (2013)
Central America Central America (Pacific rim)	Guatemala (Republic of)	introduced	ILDIS Co-ordinating Centre (2013)
China China	China (People's Republic of)	introduced	ILDIS Co-ordinating Centre (2013)
Indonesia Indonesia	Indonesia (Republic of)	introduced	ILDIS Co-ordinating Centre (2013)
Mexico Mexico	Mexico (United Mexican States)	introduced	ILDIS Co-ordinating Centre (2013)
New Zealand New Zealand	New Zealand (country)	introduced invasive cultivated	Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 677) "Waste places and dry hillsides".
South America (Pacific rim) South America (Pacific rim)	Colombia	introduced	ILDIS Co-ordinating Centre (2013)
South America (Pacific rim) South America (Pacific rim)	Ecuador (Republic of) (continental)	introduced	ILDIS Co-ordinating Centre (2013)
South America (Pacific rim) South America (Pacific rim)	Perú (Republic of)	introduced	ILDIS Co-ordinating Centre (2013)

Indian Ocean
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Mauritius Mautitius Islands (Mauritius and Rodrigues)	Mauritius Island	introduced	ILDIS Co-ordinating Centre (2013)

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	ILDIS Co-ordinating Centre (2013)

Control: 

Control information from the Bugwood Wiki.