Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Other Latin names:  Galactia striata (Jacq.) Urb.; Glycine tenuiflora Klein ex Willd.

Common name(s): [more details]

Chinese: ru dou

English: Florida hammock milkpea

Spanish: citrato

Tongan: kihikihi lanumata

Habit:  vine

Description:  "Herbaceous vine; stems retrorsely strigillose, glabrescent; stipules linear-lanceolate, to about 2 mm long; leaves 3-foliolate, petiole 1.5-3 cm long; stipels linear, minute; leaflets ovate to elliptic, about 1-4 cm long, 0.5-3 cm wide, apex acute to emarginate, base rounded to subcordate, upper surface pubescent along midvein, sparsely to densely pubescent with appressed hairs, secondary veins usually inconspicuous; inflorescences racemose, few-flowered; flowers about 8-13 mm long; bracts and bracteoles linear, 1-2 mm long; calyx about 5 mm long, deeply lobed, sparsely appressed-pubescent; petals pink or bluish to lavender; fruit essentially sessile, 3-4 cm long, 4-6 mm wide, usually about 5- to 8-seeded, appressed-pubescent or hairs subappressed; seeds brown, mottled, about 3 mm long, 2 mm wide, 1 mm thick"  (Wiggins & Porter, 1971; p. 623).

Habitat/ecology:  (no habitat/ecology info known by PIER)

Propagation:  Seed

Native range:  Africa, tropical Asia, China, Taiwan, Australia (GRIN).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Saipan Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 111)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Tinian Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 111)
Ecuador (Galápagos Islands) Española Group	Española Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Floreana Group	Campéon Islet, Floreana Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Floreana Group	Floreana Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Isabela Group	Isabela Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Isabela Group	Volcán Alcedo, Isabela Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Isabela Group	Volcán Cerro Azul, Isabela Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Isabela Group	Volcán Darwin, Isabela Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Isabela Group	Volcán Sierra Negra, Isabela Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Isabela Group	Volcán Wolf, Isabela Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Pinta Group	Pinta Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) San Cristóbal Group	San Cristóbal Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Santa Cruz Group	Edeén Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Santa Cruz Group	Punta Bowditch Norte Islet, Santa Cruz Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Santa Cruz Group	Punta Bowditch Sur Islet, Santa Cruz Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Santa Cruz Group	Santa Cruz Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Santiago Group	Rábida Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Santiago Group	Santiago Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Papua New Guinea Papua New Guinea (eastern New Guinea Island)	Papua New Guinea (eastern New Guinea Island)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Philippines Philippine Islands	Philippine Islands	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Philippines Philippine Islands	Philippine Islands		Merrill, Elmer D. (1923) (pp. 310-311) In thickets, sea level to an altitude of 2,000 m; rare and local.
Tonga Tongatapu Group	‘Eua Island	introduced invasive	Yuncker, T. G. (1959) (p. 147) Voucher cited: Yuncker 15621
Tonga Tongatapu Group	Tongatapu Island	introduced invasive	Yuncker, T. G. (1959) (p. 147) Voucher cited: Yuncker 15061

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)	New South Wales	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Australia Australia (continental)	Northern Territory	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Australia Australia (continental)	Queensland	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
China China	China (People's Republic of)	native	Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2011) "Forests, scrub, hillsides".
China China	Hong Kong	native	Wu, Te-lin (2001) (p. 146)
Colombia Colombia	Colombia (Republic of)	native	ILDIS Co-ordinating Centre (2011)
Costa Rica Costa Rica	Costa Rica (Republic of)	native	ILDIS Co-ordinating Centre (2011)
El Salvador El Salvador	El Salvador (Republic of)	native	ILDIS Co-ordinating Centre (2011)
Guatemala Guatemala	Guatemala (Republic of)	native	ILDIS Co-ordinating Centre (2011)
Honduras Honduras	Honduras (Republic of)	native	ILDIS Co-ordinating Centre (2011)
Indonesia Indonesia	Indonesia (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Malaysia Malaysia	Malaysia (country of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Mexico Mexico	Mexico (United Mexican States)	native	ILDIS Co-ordinating Centre (2011)
Nicaragua Nicaragua	Nicaragua (Republic of)	native	ILDIS Co-ordinating Centre (2011)
Panama Panama	Panama (Republic of)	native	ILDIS Co-ordinating Centre (2011)
Perú Perú	Perú (Republic of)	native	ILDIS Co-ordinating Centre (2011)
Taiwan Taiwan	Taiwan Island	native	Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2011) "Forests, scrub, hillsides".
Thailand Thailand	Thailand (Kingdom of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)
Vietnam Vietnam	Vietnam (Socialist Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2011)

Indian Ocean
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Australia (Indian Ocean offshore islands) Christmas Island Group	Christmas Island	native	Orchard, Anthony E., ed. (1993) (p. 18)
La Réunion (France) La Réunion Island	La Réunion Island	uncertain if native	ILDIS Co-ordinating Centre (2011)
Mauritius Mautitius Islands (Mauritius and Rodrigues)	Mauritius Island	uncertain if native	ILDIS Co-ordinating Centre (2011)

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)	native	ILDIS Co-ordinating Centre (2011)

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

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

Taxonomic information about Galactia tenuiflora 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.

Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce. 1979. A geographical checklist of the Micronesian dicotyledonae. Micronesica 15:1-295.

ILDIS Co-ordinating Centre. 2011. International Legume Database & Information Service. Online searchable database.

Merrill, Elmer D. 1923. An enumeration of Philippine flowering plants, vol. 2 [reprint]. Bureau of Printing, Manila. 530 pp.

Orchard, Anthony E., ed. 1993. Flora of Australia. Vol. 50, Oceanic islands 2. Australian Government Publishing Service, Canberra.

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

Wiggins, I. L./Porter, D. M. 1971. Flora of the Galapágos Islands. Stanford University Press. 998 pp.

Wu, Te-lin. 2001. Check List of Hong Kong Plants. Hong Kong Herbarium and the South China Institute of Botany. Agriculture, Fisheries and Conservation Department Bulletin 1 (revised). 384 pp.

Yuncker, T. G. 1959. Plants of Tonga. Bishop Museum Bull. 220. Bishop Museum Press, Honolulu. 343 pp.

Zhengyi, Wu/Raven, Peter H./Deyuan, Hong. 2011. Flora of China (online resource).