Pacific Island Ecosystems at Risk (PIER)

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Lysimachia fortunei
Maxim., Primulaceae
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Present on Pacific Islands?  no

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 8 (Go to the risk assessment)

Common name(s): [more details]

Chinese: hong gen cao

Habit:  herb

Description:  "An erect perennial herb; stolons creeping; stems terete, with small black spots, 30-60 cm high, simple or with few branches above. Leaves subopposite or alternate, elliptical or lanceolate, 4-7 cm long, 1-2 cm wide, the apex acute or obtuse, entire, sessile or subsessile. Racemes terminal, densely many-flowered, 10-20 cm long, glabrous or minutely glandular hairy, the pedicels short, about 3 mm long; the bracts acicular 3-5 mm long. Flowers white, 5-6 mm across; calyx 5-parted, segments ovate-oblong, acute or obtuse, membranous and ciliate at margin, with black glandular dots, ca. 2 mm long; corolla-lobes oblong, rounded, obtuse, ca. 3-5 mm long; stamens 5, inserted on the petals, filaments short, ca. 0.5 mm long; anthers broad ovate, ca. 0.6 mm long; ovary globose, style ca. 1 mm long. Capsules globose, 2-2.5 mm in diameter, style persistent" (Digital Flora of Taiwan).

Habitat/ecology:  "In wet places by rivers and ponds in lowlands" (Digital Flora of Taiwan).

Propagation:  Seed

Native range:  Japan, Korea, the Ryukyus, Indo-China, Taiwan and SE China. (Digital Flora of Taiwan).

Presence:

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)
New South Wales native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
"Rare; recorded in Australia only from a swamp in Werrikimbe National Park where it possibly occurs as a result of long distance dispersal by a wetland bird."
China
China
China (People's Republic of) native
Zhengyi, Wu/Raven, Peter H./Deyuan, Hong (2013)
Wet areas, ditches, banks of rice paddies, roadsides; 0-1500 m. Fujian, Guangdong, Guangxi, Hainan, Hunan, Jiangsu, Jiangxi, Zhejiang.
China
China
Hong Kong native
Wu, Te-lin (2001) (p. 121)
Japan
Japan
Japan (country) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Honshu, Kyushu, Shikoku
North Korea
North Korea
North Korea (Democratic People's Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
South Korea
South Korea
South Korea (Republic of) native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Taiwan
Taiwan Island
Taiwan Island native
U.S. Dept. Agr., Agr. Res. Serv. (2013)
Wet areas, ditches, banks of rice paddies, roadsides; 0-1500 m.
Taiwan
Taiwan Island
Taiwan Island native
Ching-I Peng, ed. (2013)
"In wet places by rivers and ponds in lowlands, in northern part of the island".


Need more info? Have questions? Comments? Information to contribute? Contact PIER! (pier@hear.org)

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This page was created on 28 DEC 2006 and was last updated on 24 MAR 2007.