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)

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).

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

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

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