Lysimachia quadriflora

Illustrator: Yevonn Wilson-Ramsey

Copyright: Flora of North America Association

Stems erect, simple or branched, (1.2–)2–10 dm, glabrous; rhizomes slender; bulblets absent. Leaves opposite; petiole 0.1–0.5(–0.9) cm, ciliate at very base near nodes, cilia 0.1–0.8 mm; blade linear to narrowly lanceolate, 3.4–9 × 0.2–0.6 cm, base cuneate, decurrent, margins entire, revolute, eciliolate, apex acute to obtuse, surfaces not punctate, glabrous; venation single-veined or obscurely pinnate. Inflorescences axillary in distal leaves, solitary flowers (or verticils). Pedicels 0.5–2.8 cm, glabrous. Flowers: sepals 5, calyx not streaked, 3.5–6 mm, glabrous, lobes lanceolate, margins thickened; petals 5, corolla yellow, sparsely streaked with brownish-violet (sometimes obscure) resin canals, rotate, 7–13 mm, lobes with margins entire (sometimes slightly erose distally), glabrous, apex apiculate, stipitate-glandular adaxially; filaments weakly connate at very base, shorter than corolla; staminodes 0.6–0.9 mm. Capsules 3.5–5 mm, not punctate, glabrous (rarely sparsely stipitate-glandular). 2n = 34.

Phenology: Flowering summer.
Habitat: Moist prairies, meadows, roadsides, springs, swamps, bogs, other wetlands
Elevation: 0-600 m

Distribution

• Generated Map
• Legacy Map

Man., Ont., Ala., Ark., D.C., Ga., Ill., Ind., Iowa, Ky., Md., Mich., Minn., Mo., N.Y., N.Dak., Ohio, Okla., Pa., S.Dak., Tenn., Va., W.Va., Wis.

Discussion

Lysimachia quadriflora has been reported as an adventive from Massachusetts (B. A. Sorrie and P. Somers 1999).

Selected References

None.

Lower Taxa

None.