Present on Pacific Islands?  no

Threat only at high elevations?  no

Common name(s): [more details]

English: morningglory

Habit:  vine

Description:  "Vines; the stems slender or stout, trailing or less commonly twining, covered with long spreading yellow bristly trichomes; annual.  Leaves palmately 7-9-lobed, often almost to the base of the blade, to 10.5 cm long and 13 cm wide in outline, the lobes narrowly oval to obovate, narrowed above and below, subacute apically, 1.6-7 cm long, 1-2.8 cm wide, thinly pubescent to strigose on both surfaces.  Inflorescences of few-flowered, bracteate heads on pubescent peduncles up to 14 cm long, the bracts foliaceous, oblong to oblong-lanceolate, pubescent outside, the outer to 5 cm long and 6 mm wide, the inner narrower and shorter.  Flowers subsessile; sepals lanceolate to narrowly lanceolate, 8-12 mm long, pubescent; corolla white, pink or purple, if colored then with a darker throat, funnelform, 3.5-5 cm long.  Fruits capsular, brown, ovoid, 8-9 mm long, glabrous; seeds black, 4 mm long, grey pubescent" (Dassanayake, 1981; p. 336).

Habitat/ecology:  In Sri Lanka, "plants occur in disturbed sites such as grasslands, bushlands, cultivated ground and roadsides"  (Dassanayake, 1981; p. 336).

Propagation:  Seed

Native range:  Tropical Africa and Asia, now found in most tropical countries (Smith, 2002; pp. 48-49).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
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. (2007)
Philippines Philippine Islands	Philippine Islands	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)

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)	Northern Territory	native invasive	Smith, Nicholas M. (2002) (pp. 48-49)
Australia Australia (continental)	Queensland	introduced invasive	Smith, Nicholas M. (2002) (pp. 48-49)
Cambodia Cambodia	Cambodia (Kingdom of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)
China China	China (People's Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)
Indonesia Indonesia	Indonesia (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)
Malaysia Malaysia	Malaysia (country of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)
Taiwan Taiwan	Taiwan Island	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)
Thailand Thailand	Thailand (Kingdom of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)
Vietnam Vietnam	Vietnam (Socialist Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2007)

Additional information:  Additional online information about Ipomoea pes-tigridis is available from the Hawaiian Ecosystems at Risk project (HEAR).

Taxonomic information about Ipomoea pes-tigridis may be available from the Germplasm Resources Information Network (GRIN).

References:

Dassanayake, M. D., gen. ed. 1981. A revised handbook to the flora of Ceylon. Vol I. Amerind Pub. Co., New Delhi. 508 pp.

Smith, Nicholas M. 2002. Weeds of the wet/dry tropics of Australia - a field guide. Environment Centre NT, Inc. 112 pp.

U. S. Government. 2006. Integrated Taxonomic Information System (ITIS) (on-line resource).

U.S. Dept. Agr., Agr. Res. Serv. 2007. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.