Annona squamosa L., Annonaceae

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Present on Pacific Islands?  yes

Threat only at high elevations?  no

Risk assessment results:  Low risk, score: -2 (Go to the risk assessment)

Common name(s): [more details]

Chamorro: ates, atis

English: custard apple, sugar apple, sweetsop

Fijian: apeli

French: annone écailleuse, grand corossolier, pomme canelle, pomme canelle, pomme-canelle, pommier-cannelle, zatte

Maori (Cook Islands): katara‘āpa Māori, kātara‘apa Māori, naponapo, naponapo, tapotapo, tapotapo Māori, tapotapo Māori, tapotapo Māori

Marquesan: noni haoe, nonihaoé

Niuean: talapo

Palauan: ngel ra ngebard

Pukapukan: kātalāpa

Tahitian: tapo tapo, tapotapo

Tongan: ‘apele papalangi

Tuvaluan: nameana

Habit:  tree

Description:  "A small tree very similar to the soursop; petioles to 1 cm long; leaves thin, glaucous, oblong-ovate, 7-14 cm long, 4-5 cm wide, sparsely puberulent on both surfaces at least when young, glabrescent; flowers solitary, axillary, about 2.5 cm long, pendent, pubescent, trigonal, petals lanceolate, blunt, somewhat concave at base, greenish-yellow, 2.5 cm long; fruit subglobose, about 8-10 cm broad, each carpel apex protuberant; outer surface glaucous, pulp creamy-yellow, soft, sweet; seeds blackish" (Stone, 1970; p. 279).

Habitat/ecology:  Dry areas at lower elevations.

Propagation:  Seed

Native range:  Tropical America (perhaps Caribbean).

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	Aguijan (Agiguan, Aguihan) Island	introduced	Raulerson, L. (2006) (p. 31)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Alamagan Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Alamagan Island	introduced cultivated	Fosberg, F. R./Falanruw, M. V. C./Sachet, M.-H. (1975) (p. 25) Voucher cited: Falanruw 1873 (US)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Rota Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Saipan Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Commonwealth of the Northern Mariana Islands (US) Northern Mariana Islands	Tinian Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Cook Islands Northern Cook Islands	Manihiki Atoll	cultivated	McCormack, Gerald (2007) Probably cultivated
Cook Islands Northern Cook Islands	Pukapuka Atoll	cultivated	McCormack, Gerald (2007) Probably cultivated
Cook Islands Southern Cook Islands	‘Atiu Island	cultivated	McCormack, Gerald (2007)
Cook Islands Southern Cook Islands	‘Atiu Island	introduced cultivated	Space, James C./Flynn, Tim (2002) (p. 78)
Cook Islands Southern Cook Islands	Mangaia Island	cultivated	McCormack, Gerald (2007) Probably cultivated
Cook Islands Southern Cook Islands	Ma‘uke Island	cultivated	McCormack, Gerald (2007)
Cook Islands Southern Cook Islands	Ma‘uke Island	introduced cultivated	Space, James C./Flynn, Tim (2002) (p. 90)
Cook Islands Southern Cook Islands	Miti‘aro Island	cultivated	McCormack, Gerald (2007)
Cook Islands Southern Cook Islands	Miti‘aro Island	introduced cultivated	Space, James C./Flynn, Tim (2002) (p. 96)
Cook Islands Southern Cook Islands	Rarotonga Island	cultivated	McCormack, Gerald (2007) Probably cultivated
Federated States of Micronesia Kosrae Island	Kosrae Island	introduced cultivated	Space, James C./Waterhouse, Barbara/Denslow, Julie S./Nelson, Duane/Waguk, Erick E. (2000) (p. 27)
Federated States of Micronesia Pohnpei Islands	Pohnpei Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Federated States of Micronesia Yap Islands	Yap (Waqab) Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Fiji Fiji Islands	Fulanga Island	introduced cultivated	Smith, Albert C. (1981) (pp. 39-40) Voucher cited: Smith 1193
French Polynesia Gambier Islands	Mangareva (Gambier) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Marquesas Islands	Eiao Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Marquesas Islands	Fatu Hiva Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Marquesas Islands	Hiva Oa Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Marquesas Islands	Nuku Hiva (Nukahiva) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Marquesas Islands	Ua Huka (Huahuna, Uahuka) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Society Islands	Bora Bora Island	introduced cultivated	Welsh, S. L. (1998) (p. 31) Voucher cited: Grant 4879
French Polynesia Society Islands	Bora Bora Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Society Islands	Huahine Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Society Islands	Mehetia (Mahetia, Meetia) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Society Islands	Moorea Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Society Islands	Raiatea (Havai) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Society Islands	Taha‘a Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Society Islands	Tahiti Island	introduced cultivated	Welsh, S. L. (1998) (p. 31) Vouchers cited: St. John & Fosberg 14153, Florence 2273
French Polynesia Society Islands	Tahiti Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Tuamotu Archipelago	Makatea (Ma‘atea) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Tubuai (Austral) Islands	Raivavae (Raevavae) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Tubuai (Austral) Islands	Rimatara (Rimitara) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
French Polynesia Tubuai (Austral) Islands	Tubuai (Tupuai) Island	introduced invasive cultivated	Florence, J. (2004) (pp. 77-78)
Guam Guam Island	Guam Island	introduced cultivated	Stone, Benjamin C. (1970) (p. 279)
Guam Guam Island	Guam Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
State of Hawaii Hawaiian Islands	Kaua‘i Island	introduced cultivated	Imada, Clyde T./Staples, George W./Herbst, Derral R. (2006) (p. Voucher specimen) Voucher cited: Hume 433 (BISH 571977), Hume 434 (BISH 571978)
State of Hawaii Hawaiian Islands	O‘ahu Island	introduced cultivated	Imada, Clyde T./Staples, George W./Herbst, Derral R. (2006) (p. Voucher specimens) Voucher cited: Lau 1794 (BISH 498413)
Kiribati Line Islands	Tabuaeran (Fanning) Atoll	introduced cultivated	Wester, Lyndon (1985) (p. 23)
Kiribati Tungaru (Gilbert) Islands	Tarawa Atoll		Thaman, R. R. (1987) Presence not verified
Marshall Islands Ralik Chain	Jaluit (Jãlwõj) Atoll	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Marshall Islands Ratak Chain	Majuro (Mãjro) Atoll	introduced cultivated	Vander Velde, Nancy (2003) (p. 63)
Nauru Nauru Island	Nauru Island	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Nauru Nauru Island	Nauru Island	introduced invasive	Meyer, Jean-Yves (2000) (p. 99)
Nauru Nauru Island	Nauru Island	introduced invasive cultivated	Thaman, R. R./Fosberg, F. R./Manner, H. I./Hassall, D. C. (1994) (p. 89) Vouchers cited: Fosberg 58589 (US), Thaman & Manner 37 (SUVA)
New Caledonia New Caledonia Archipelago	Île Grande Terre	introduced cultivated	MacKee, H. S. (1994) (p. 15) Vouchers cited: Baumann 5250, MacKee 40225
Niue Niue	Niue Island	introduced cultivated	Sykes, W. R. (1970) (p. 43) Voucher cited: CHR 170288
Niue Niue	Niue Island	introduced cultivated	Space, James C./Flynn, Tim (2000) (p. 22)
Niue Niue	Niue Island	introduced cultivated	Yuncker, T. G. (1943) (p. 55) Voucher cited: Yuncker 9694 (BISH)
Niue Niue	Niue Island	introduced cultivated	Space, James C./Waterhouse, Barbara M./Newfield, Melanie/Bull, Cate (2004) (p. 38)
Palau Palau (main island group)	Palau Islands (main island group)	introduced	Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 78)
Pitcairn Islands Pitcairn Islands	Pitcairn Island	introduced	St. John, H. (1987) (p. 34) Voucher cited: Ross 4
Solomon Islands Solomon Islands	Solomon Islands		Wairiu, M./Wagatora, D. (2002)
Solomon Islands Solomon Islands	Solomon Islands	introduced cultivated	Hancock, I. R./Henderson, C. P. (1988) (p. 46)
Tonga Ha‘apai Group	Lifuka and Foa Islands	introduced cultivated	Space, James C./Flynn, Tim (2001) (p. 70)
Tonga Tongatapu Group	Tongatapu Island	introduced cultivated	Space, James C./Flynn, Tim (2001) (p. 50)
Tonga Tongatapu Group	Tongatapu Island	introduced cultivated	Yuncker, T. G. (1959) (p. 116) Cited: U.S. Expl. Exped.
Tonga Vava‘u Group	Vava‘u Island	introduced cultivated	Space, James C./Flynn, Tim (2001) (p. 64)
Tonga Vava‘u Group	Vava‘u Island	introduced cultivated	Yuncker, T. G. (1959) (p. 116) Cited: Crosby.
Tonga Vava‘u Group	Vava‘u Island	introduced	Burkill, I. H. (1900) (p. 26)

Indian Ocean
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
La Réunion (France) La Réunion Island	La Réunion Island	introduced cultivated	Lavergne, Christophe (2006) "Cultivé/naturalisé"

Comments:  Reported to be moderately invasive on Nauru (Meyer, 2000). Not noted as a problem in Micronesia.

Additional information:  Photo and additional information at the University of Guam "Plants of Guam" web site.
Information from the Purdue University NewCROP web site.
Information from the World Agroforestry Centre's AgroForestryTree Database.

Additional online information about Annona squamosa is available from the Hawaiian Ecosystems at Risk project (HEAR).

Taxonomic information about Annona squamosa may be available from the Germplasm Resources Information Network (GRIN).

References:

Burkill, I. H. 1900. The flora of Vavau, one of the Tonga Islands, with a short account of its vegetation by Charles Steele Crosby. Lin. Jour. Bot. 35:20-65.

Falanruw, Marjorie C./Maka, Jean E./Cole, Thomas G./Whitesell, Craig D. 1990. Common and scientific names of trees and shrubs of Mariana, Caroline, and Marshall Islands. Pac. SW Forest and Range Expt. Stn. Resource Bulletin PSW-67. 91 pp.

Florence, J. 2004. Flore de la Polynésie française, Vol. 2. Paris. IRE Editions, Publications Scientifiques, Collection Faune et Flore Tropicales 41. 503 pp.

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./Otobed, D./Sachet, M.-H./Oliver, R. L./Powell, D. A./Canfield, J. E. 1980. Vascular plants of Palau with vernacular names. Department of Botany, The Smithsonian Institution, Washington, D.C. 43 pp.

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

Hancock, I. R./Henderson, C. P. 1988. Flora of the Solomon Islands. Research Bulletin No. 7. Ministry of Agriculture and Lands, Honiara. 203 pp.

Imada, Clyde T./Staples, George W./Herbst, Derral R. 2006. Annotated checklist of cultivated plants of Hawai‘i (online searchable database).

Lavergne, Christophe. 2006. List des especes exotiques envahissantes a La Reunion. Unpublished manuscript (Excel file). .

MacKee, H. S. 1994. Catalogue des plantes introduites et cultivées en Nouvelle-Calédonie. Muséum National d'Histoire Naturelle, Paris, 164 p.

McCormack, Gerald. 2007. Cook Islands biodiversity and natural heritage. On-line database.

Meyer, Jean-Yves. 2000. Preliminary review of the invasive plants in the Pacific islands (SPREP Member Countries). In: Sherley, G. (tech. ed.). Invasive species in the Pacific: A technical review and draft regional strategy. South Pacific Regional Environment Programme, Samoa. 190 pp.

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

Smith, Albert C. 1981. Flora Vitiensis nova: a new flora of Fiji. National Tropical Botanical Garden, Lawai, Kauai, Hawaii. Volume 2. 810 pp.

Space, James C./Flynn, Tim. 2000. Report to the Government of Niue on invasive plant species of environmental concern.  USDA Forest Service, Honolulu. 34 pp.

Space, James C./Flynn, Tim. 2001. Report to the Kingdom of Tonga on invasive plant species of environmental concern.  USDA Forest Service, Honolulu. 78 pp.

Space, James C./Flynn, Tim. 2002. Report to the Government of the Cook Islands on invasive plant species of environmental concern. USDA Forest Service, Honolulu. 146 pp.

Space, James C./Waterhouse, Barbara M./Newfield, Melanie/Bull, Cate. 2004. Report to the Government of Niue and the United Nations Development Programme: Invasive plant species on Niue following Cyclone Heta. UNDP NIU/98/G31 - Niue Enabling Activity. 80 pp.

Space, James C./Waterhouse, Barbara/Denslow, Julie S./Nelson, Duane/Waguk, Erick E. 2000. Invasive plant species on Kosrae, Federated States of Micronesia.  USDA Forest Service, Honolulu. 43 pp.

St. John, H. 1987. An account of the flora of Pitcairn Island with new Pandanus species. Honolulu, 65 pp.

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

Sykes, W. R. 1970. Contributions to the flora of Niue. New Zealand Department of Scientific and Industrial Research Bulletin 200, Wellington. 321 pp.

Thaman, R. R. 1987. Plants of Kiribati: a listing and analysis of vernacular names. Atoll Res. Bull. 296:1-42.

Thaman, R. R./Fosberg, F. R./Manner, H. I./Hassall, D. C. 1994. The flora of Nauru. Smithsonian Institution, Washington. Atoll Research Bulletin 392:1-223.

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

Vander Velde, Nancy. 2003. The vascular plants of Majuro Atoll, Republic of the Marshall Islands. Smithsonian Institution, Atoll Research Bulletin No. 503:1-141.

Wairiu, M./Wagatora, D. 2002. Solomon Islands national profile report on invasive alien species. Prepared for "The prevention and management of invasive alien species: forging cooperation throughout the Austral Pacific", Honolulu, Hawai'i, 15-17 October 2002.

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.

Wester, Lyndon. 1985. Checklist of the vascular plants of the northern Line Islands. Smithsonian Institution, Washington. Atoll Reseach Bulletin 287:1-38.

Whistler, W. A. 1990. Ethnobotany of the Cook Islands: The plants, their Maori names, and their uses. Allertonia 5(4):347-424.

Yuncker, T. G. 1943. The flora of Niue Island. Bishop Mus. Bull. 178. Bishop Museum Press, Honolulu. 126 pp.

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