Stictocardia tiliifolia (Desr.) Hallier f., Convolvulaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Common name(s): [more details]

Chamorro: abubo

English: crimson morning-glory, stictocardia

Hawaiian: pilikai

Samoan: pālulu, tagāmimi

Spanish: soguilla

Tongan: pula vaine

Habit:  vine

Description:  "A large woody twiner, pubescent but glabrescent; leaves broadly ovate to orbicular, 6-20 x 5-20 cm, cordate at base, shortly acuminate with a usually obtuse mucronulate apex; inflorescences axillary, of 1-2-3 flowers; sepals orbicular with a rounded or shallowly emarginate apex, subequal or the inner ones slightly shorter, 12-18 mm long, much enlarged in fruit and then up to 4-5 cm long.  Corolla funnel-shaped, 8-10 cm long, reddish purple with a darker center; ovary glabrous; filaments hairy at base; capsule enclosed by the enlarged sepals, 2-3.5 cm in diameter.  Seeds 8-9 mm long, black to dark brown, pubescent"  (Stone, 1970; p. 497).

Habitat/ecology:  In Hawai‘i, "cultivated and sparingly naturalized in dry, disturbed sites, 3-220 m" (Wagner et al., 1999; p. 564).  "Occasional climbing in low vegetation in disturbed places"  (Whistler, 1988; p. 15).

Propagation:  Seed. The seeds appear to be dispersed by ocean currents (Smith, 1991; pp. 52-53).

Native range:  "Now circumtropical, apparently originally from Africa or Asia, cultivated widely and introduced into the New World" (Smith, 1991; pp. 52-53).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
American Samoa Manu‘a Islands	Ofu Island		Whistler, W. A. (1990) Vouchers cited: Garber 999, Whistler 3462
American Samoa Manu‘a Islands	Olosega Island		Whistler, W. A. (1990) Voucher cited: Whistler 3065
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Alamagan Island	native	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 229)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Alamagan Island	native	Fosberg, F. R./Falanruw, M. V. C./Sachet, M.-H. (1975) (p. 38) As Stictocardia campanulata (L.) Merrill. Voucher cited: Fosberg 31696 (US)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Anatahan Island	native	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 229)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Anatahan Island	native	Fosberg, F. R./Falanruw, M. V. C./Sachet, M.-H. (1975) (p. 38) As Stictocardia campanulata (L.) Merrill. Vouchers cited: Falanruw 1706 (US)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Guguan Island	native	Ohba, T. (1994) (p. 62) Voucher cited: CBM-BS-58931
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Maug Island	native	Ohba, T. (1994) (p. 62) Voucher cited: CBM-BS-59172
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Rota Island	native	Raulerson, L. (2006) (p. 58)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Saipan Island	native	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 229)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Sarigan Island	native	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 229)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Sarigan Island	native	Fosberg, F. R./Falanruw, M. V. C./Sachet, M.-H. (1975) (p. 38) As Stictocardia campanulata (L.) Merrill. Vouchers cited: Falanruw 1761 (US), Kanehira 2170 (NY)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Sarigan Island	native	Ohba, T. (1994) (p. 62) Voucher cited: CBM-BS-58893
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Tinian Island	native	Raulerson, L. (2006) (p. 58)
Cook Islands Southern Cook Islands	Rarotonga Island		McCormack, Gerald (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 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) San Cristóbal Group	San Cristóbal Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Ecuador (Galápagos Islands) Santa Cruz Group	Santa Cruz Island	possibly introduced invasive	Charles Darwin Foundation (2008)
Fiji Fiji Islands	Vanua Levu Island	native cultivated	Smith, Albert C. (1991) (pp. 52-53) Voucher cited: Guppy (K)
Fiji Fiji Islands	Viti Levu Island	native cultivated	Smith, Albert C. (1991) (pp. 52-53) Voucher cited: Greenwood 306
French Polynesia Marquesas Islands	Hiva Oa Island	introduced invasive	Lorence, David H./Wagner, Warren L. (2008)
French Polynesia Marquesas Islands	Marquesas Islands	probably native	Welsh, S. L. (1998) (p. 88)
French Polynesia Society Islands	Moorea Island	probably native	Welsh, S. L. (1998) (p. 88) Voucher cited: H.M. Smith 64
French Polynesia Society Islands	Tahiti Island	probably native	Welsh, S. L. (1998) (p. 88)
Guam Guam Island	Guam Island	introduced	Stone, Benjamin C. (1970) (p. 497) Voucher cited: Stone 4955 (GUAM)
Guam Guam Island	Guam Island	native	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 229)
State of Hawaii Hawaiian Islands	Hawai‘i (Big) Island	introduced invasive cultivated	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 564)
State of Hawaii Hawaiian Islands	Kaua‘i Island	introduced invasive cultivated	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 564)
State of Hawaii Hawaiian Islands	Maui Island	introduced invasive cultivated	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 564)
State of Hawaii Hawaiian Islands	Moloka‘i Island	introduced invasive cultivated	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 564)
State of Hawaii Hawaiian Islands	O‘ahu Island	introduced invasive cultivated	Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. (1999) (p. 564) Voucher cited: Mann & Brigham 42 (BISH)
Japan (offshore islands) Bonin (Ogasawara) Islands	Bonin (Ogasawara) Islands		Kato, Hidetoshi (2007)
New Caledonia New Caledonia Archipelago	Île Grande Terre	native	Heine, Heino (1984) (p. 44) Vouchers cited: Balansa 543, Balansa 1056, Balansa 3353, Däniker 1660, MacKee 16896, MacKee 21946, MacKee 23941, MacKee 25228, MacKee 35001, MacKee 35156, Schmid 1994
Palau Palau (main island group)	Koror Island	native	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 229)
Philippines Philippine Islands	Philippine Islands	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Samoa Western Samoa Islands	Western Samoa Islands		Whistler, W. A. (1988) (p. 15)
Tonga Tongatapu Group	Tongatapu Island		Yuncker, T. G. (1959) (pp. 228-229) Voucher cited: Setchell & Parks 15176
Tonga Vava‘u Group	Vava‘u Island		Whistler, W. A. (1992) (p. 18) Vouchers cited: cRosby 127, Soakai 774
Tonga Vava‘u Group	Vava‘u Island		Yuncker, T. G. (1959) (pp. 228-229) Voucher cited: Yuncker 16052
Vanuatu New Hebrides Islands	Vanuatu (Republic of)		Waterhouse, D. F. (1997) (p. 66)

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	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Australia Australia (continental)	Queensland	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Indonesia Indonesia	Indonesia (Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Japan Japan	Japan (country)	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Japan Ryukyu Islands	Ryukyu Islands	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Malaysia Malaysia	Malaysia (country of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Thailand Thailand	Thailand (Kingdom of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Timor-Leste Timor-Leste	East Timor Island	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)
Vietnam Vietnam	Vietnam (Socialist Republic of)	native	U.S. Dept. Agr., Agr. Res. Serv. (2009)

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. 16)

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

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

Taxonomic information about Stictocardia tiliifolia 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./Falanruw, M. V. C./Sachet, M.-H. 1975. Vascular flora of the northern Marianas Islands. Smithsonian Contrib. Bot. 22:1-45.

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

Heine, Heino. 1984. 13. Convolvulacées. In: Morat, Ph.. et H. S. MacKee. Flore de la Nouvelle-Calédonie et Dépendances. Muséum National d'Histoire Naturelle, Paris.

Kato, Hidetoshi. 2007. Herbarium records of Makino Herbarium, Tokyo Metropolitan University. Personal communication.

Lorence, David H./Wagner, Warren L. 2008. Flora of the Marquesas Islands. National Tropical Botanical Garden and the Smithsonian Institution. Online database.

McCormack, Gerald. 2008. Cook Islands Biodiversity Database, Version 2007.2. Cook Islands Natural Heritage Trust, Rarotonga.

Ohba, T. 1994. Flora and vegetation of the northern Mariana Islands, Micronesia. Biological Expedition to the Northern Mariana Islands, Micronesia. In A. Asakua & T. Furuki, eds.  Natural History Research, Special issue no. 1, Chiba, Japan: Natural History Museum and Institute. pp. 13-69.

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

Raulerson, L. 2006. Checklist of Plants of the Mariana Islands. University of Guam Herbarium Contribution 40:1-69. .

Smith, Albert C. 1991. Flora Vitiensis nova: a new flora of Fiji. National Tropical Botanical Garden, Lawai, Kauai, Hawaii. Volume 5. 626 pp.

Stone, Benjamin C. 1970. The flora of Guam. Micronesica 6:1-659.

U.S. Dept. Agr., Agr. Res. Serv. 2009. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.

Wagner, Warren L./Herbst, Derral R./Sohmer, S. H. 1999. Manual of the flowering plants of Hawaii. Revised edition. Bernice P. Bishop Museum special publication. University of Hawai‘i Press/Bishop Museum Press, Honolulu. 1919 pp. (two volumes).

Waterhouse, D. F. 1997. The major invertebrate pests and weeds of agriculture and plantation forestry in the Southern and Western Pacific. The Australian Centre for International Agricultural Research, Canberra. 93 pp.

Welsh, S. L. 1998. Flora Societensis: A summary revision of the flowering plants of the Society Islands. E.P.S. Inc., Orem, Utah. 420 pp.

Whistler, W. A. 1983. Weed Handbook of Western Polynesia. Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) GmbH, Eschborn. 151 pp.

Whistler, W. A. 1984. Annotated list of Samoan plant names. Economic Botany 38:464.489.

Whistler, W. A. 1988. Checklist of the weed flora of western Polynesia. Technical Paper No. 194, South Pacific Commission, Noumea, New Caledonia. 69 pp.

Whistler, W. A. 1990. The weeds of Manu‘a [unpublished checklist]. 18 pp.

Whistler, W. A. 1992. Flora of Tonga [unpublished checklist]. 107 pp.

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

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