Allamanda schottii Pohl, Apocynaceae

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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results: 

High risk, score: 8 (Go to the risk assessment (Pacific)).
Reject, score: 7 (Go to the risk assessment (Florida (U.S))).

Other Latin names:  Allamanda cathartica var. schottii (Pohl) L. H. Bailey & Raffill; Allamanda neriifolia Hook.

Common name(s): [more details]

Chinese: huang chan

English: allamanda, bush allamanda

Fijian: yere

Habit:  shrub

Description:  "Shrubs erect, to 2 m tall, with clear sap. Leaves in whorls of 3-5, subsessile; leaf blade elliptic or narrowly obovate, 5-14 x 2-4 cm, minutely hispid along veins; lateral veins elevated on abaxial surface. Flowers 4-6 cm. Corolla tube rather narrowly funnelform, ca. 3 cm, distinctly swollen at base, limb ca. 4 cm in diameter; lobes pale yellow, ovate or orbicular, ca. 2 cm, obtuse. Capsules globose, ca. 3 cm in diameter, long spiny. Seeds ca. 2 x 1.5 cm"  (Flora of China online).

Habitat/ecology:  In Fiji, "cultivated near sea level and sometimes naturalized"  (Smith, 1988; p. 101).

Propagation:  Seed

Native range:  French Guiana and Brazil; also cultivated and naturalized (GRIN).

Presence:

Pacific
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Cook Islands Southern Cook Islands	Rarotonga Island	introduced cultivated	McCormack, Gerald (2013)
Ecuador (Galápagos Islands) Santa Cruz Group	Santa Cruz Island	introduced cultivated	Charles Darwin Foundation (2008)
Federated States of Micronesia Pohnpei Islands	Pohnpei Island	introduced cultivated	Herrera, Katherine/Lorence, David H./Flynn, Timothy/Balick, Michael J. (2010) (p. 68) Voucher cited: F.R. Fosberg 60438 (BISH, PTBG)
Federated States of Micronesia Pohnpei Islands	Pohnpei Island		National Tropical Botanical Garden (U.S.A. Hawaii. Kalaheo.) (1980) (voucher ID: PTBG 26428) Taxon name on voucher: Allamanda schottii
Fiji Fiji Islands	Ovalau Island	introduced invasive cultivated	Smith, Albert C. (1988) (p. 102) Voucher cited: Smith 7483
Fiji Fiji Islands	Viti Levu Island	introduced invasive cultivated	Smith, Albert C. (1988) (p. 102) Vouchers cited: DA 16787, DA 12089
French Polynesia Society Islands	Raiatea (Havai) Island		Fosberg, F. R. (1997) (p. 6)
French Polynesia Society Islands	Tahiti Island	introduced cultivated	Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013) As Allamanda cathartica 'Schottii' Cultivée
State of Hawaii Hawaiian Islands	Kaua‘i Island	introduced invasive	Frohlich, Danielle/Lau, Alex (2012) (pp. 49-50) Voucher cited: C. Trauernicht & M. Clark 222 (BISH) Adventive on a roadside.
State of Hawaii Hawaiian Islands	O‘ahu Island		Bishop Museum (U.S.A. Hawaii. Honolulu.) (1927) (voucher ID: BISH 23563) Taxon name on voucher: Allamanda schottii Pohl

Pacific Rim
Country/Terr./St. & Island group	Location	Cited status & Cited as invasive & Cited as cultivated & Cited as aboriginal introduction?	Reference & Comments
Central America Central America (Pacific rim)	Costa Rica (Republic of)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
Central America Central America (Pacific rim)	Honduras (Republic of)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
Central America Central America (Pacific rim)	Panama (Republic of)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
China China	China (People's Republic of)	introduced cultivated	Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013) "Cultivated for medicine and as an ornamental".
China China	Hong Kong	introduced cultivated	Wu, Te-lin (2001) (p. 209) Ornamental.
Mexico Mexico	Mexico (United Mexican States)	introduced invasive	U.S. Dept. Agr., Agr. Res. Serv. (2013) Naturalized
Singapore Singapore	Singapore (Republic of)	introduced cultivated	Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 12) Cultivated only

Control:  If you know of control methods for Allamanda schottii, please let us know.