Pacific Island Ecosystems at Risk (PIER)

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Hibiscus syriacus
L., Malvaceae
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Present on Pacific Islands?  yes

Primarily a threat at high elevations?  no

Risk assessment results:  Evaluate, score: 5 (Go to the risk assessment).

Common name(s): [more details]

Chinese: mu jin

English: rose mallow, rose of Sharon, shrub althaea, shrubby althaea, Syrian hibiscus, Syrian ketmia, Syrian rose

French: hibiscus de Syrie, ketmie des jardins, mauve de Syrie

Japanese: hachisu, mokukinka, mukuge

Korean: mugunghwa

Maori (Cook Islands): kaute vare‘au

Spanish: rosa de Siria

Habit:  shrub

Description:  "Shrubs deciduous, erect, 1.5-4 m tall. Branchlets yellow stellate puberulent. Stipules filiform-subulate, ca. 6 mm, pilose; petiole 5-25 mm, stellate pubescent adaxially; leaf blade rhomboid to triangular-ovate or broadly lanceolate, variously 3-lobed or entire, 3-10 x 2-4 cm, papery, abaxially puberulent along veins or glabrous, adaxially glabrous, basal veins 3-5, base cuneate, margin irregularly incised, apex obtuse to subacute. Flowers solitary, axillary on upper branches. Pedicel 4-14 mm, stellate puberulent. Epicalyx lobes 6-8, filiform, 6-20 x 0.5-2 mm, ± free, connate at base only, densely stellate puberulent, apex obtuse or acute. Calyx campanulate, 14-20 mm, densely stellate puberulent, lobes 5, triangular. Corolla blue-purple, violet, white, pink, or reddish, sometimes with darker center, campanulate, sometimes double, 5-6 cm in diameter; petals obovate, 3.5-4.5 cm, pilose and stellate villous abaxially. Staminal column ca. 3 cm. Style glabrous. Capsule ovoid-globose, ca. 12 mm in diameter, densely yellow stellate puberulent. Seeds reniform, with yellow-white hairs abaxially"  (Flora of China online).

Habitat/ecology:  In China (native), "sea cliffs, hillsides, along streams, roadsides, also extensively cultivated; below 1200 m"  (Flora of China online).

Propagation:  Seed

Native range:  China and Taiwan, cultivated and naturalized elsewhere (GRIN).

Presence:

Pacific
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
Chile (offshore islands)
Juan Fernández Islands
Isla Más a Tierra (Robinson Crusoe Island) introduced
invasive
cultivated
Atkinson, Rachel/Sawyer, John (2011)
Commonwealth of the Northern Mariana Islands (US)
Northern Mariana Islands
Rota Island introduced
Fosberg, F. R./Sachet, Marie-Hélène/Oliver, Royce (1979) (p. 162)
Cook Islands
Southern Cook Islands
Ma‘uke Island introduced
cultivated
McCormack, Gerald (2013)
Cook Islands
Southern Cook Islands
Rarotonga Island introduced
cultivated
McCormack, Gerald (2013)
French Polynesia
Marquesas Islands
Hiva Oa Island introduced
cultivated
Lorence, David H./Wagner, Warren L. (2013)
French Polynesia
Marquesas Islands
Nuku Hiva (Nukahiva) Island introduced
cultivated
Lorence, David H./Wagner, Warren L. (2013)
French Polynesia
Marquesas Islands
Nuku Hiva (Nukahiva) Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Cultivée
French Polynesia
Society Islands
Moorea Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Voucher cited: J. Florence 2133 (PAP)
Cultivée
French Polynesia
Society Islands
Tahiti Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Cultivée
French Polynesia
Austral (Tubuai) Islands
Raivavae (Raevavae) Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Voucher cited: J. Florence 5767 (PAP)
Cultivée
French Polynesia
Austral (Tubuai) Islands
Rapa Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Cultivée
French Polynesia
Austral (Tubuai) Islands
Rurutu Island introduced
cultivated
Florence, J./Chevillotte, H./Ollier, C./Meyer, J.-Y. (2013)
Cultivée
State of Hawaii
Hawaiian Islands
O‘ahu Island   Bishop Museum (U.S.A. Hawaii. Honolulu.) (1986) (voucher ID: BISH 508633)
Taxon name on voucher: Hibiscus syriacus L.
Marshall Islands
Ratak Chain
Majuro (Mãjro) Atoll introduced
cultivated
Vander Velde, Nancy (2003) (p. 106)
New Caledonia
New Caledonia Archipelago
Île Grande Terre introduced
cultivated
MacKee, H. S. (1994) (p. 98)
Vouchers cited: MacKee 28346, MacKee 46145
Niue
Niue
Niue Island introduced
cultivated
Sykes, W. R. (1970) (p. 115)
Voucher cited: CHR 170336
Tonga
Vava‘u Group
Late Island introduced
Sykes, W. R. (1981) (p. 349)
Pacific Rim
Country/Terr./St. &
Island group
Location Cited status &
Cited as invasive &
Cited as cultivated &
Cited as aboriginal introduction?
Reference &
Comments
China
China
China (People's Republic of) native
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)
Sea cliffs, hillsides, along streams, roadsides, also extensively cultivated; below 1200 m. Native in Anhui, Guangdong, Guangxi, Jiangsu, Sichuan, Yunnan, and Zhejiang; cultivated in Fujian, Guizhou, Hainan, Hebei, Henan, Hubei, Hunan, Jiangxi, Shaanxi, Shandong, and Xizang.
China
China
Hong Kong introduced
cultivated
Wu, Te-lin (2001) (p. 98)
Japan
Japan
Japan (country) introduced
Mito, Toshikazu/Uesugi, Tetsuro (2004) (p. 186)
New Zealand
New Zealand
New Zealand (country) introduced
cultivated
Webb, C. J./Sykes, W. R./Garnock-Jones, P. J. (1988) (p. 825)
Singapore
Singapore
Singapore (Republic of) introduced
cultivated
Chong, Kwek Yan/Tan, Hugh T. W./Corlett, Richard T. (2009) (p. 48)
Cultivated only
Taiwan
Taiwan Island
Taiwan Island native
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)
Sea cliffs, hillsides, along streams, roadsides, also extensively cultivated; below 1200 m.
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) introduced
U.S. Dept. Agr., Nat. Res. Cons. Serv. (2013)


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This page was created on 25 OCT 2010 and was last updated on 30 DEC 2011.