Lysimachia hybrida


Fl. Bor.-Amer. 1: 126. 1803 ,.

Common names: Mississippi or lowland loosestrife lysimaque hybride
Synonyms: Lysimachia ciliata var. validula (Greene) Kearney & Peebles Lysimachia lanceolata subsp. hybrida (Michaux) J. D. Ray Lysimachia lunellii (Greene) Handel-Mazzetti Lysimachia validula (Greene) Handel-Mazzetti Nummularia hybrida (Michaux) Farwell Steironema laevigatum Howell Steironema lanceolatum var. hybridum (Michaux) A. Gray Steironema lunellii Greene Steironema validulum Greene Steironema verticillatum Greene
Treatment appears in FNA Volume 8. Treatment on page 312. Mentioned on page 308, 309, 313.

Stems erect (rarely reclining), usually branching proximally, 2.5–10 dm, glabrous; rhizomes thickened; bulblets absent. Leaves opposite (distal sometimes whorled); petiole (0.2–)0.6–4 cm, ciliate proximally, cilia 0.2–1 mm; blade elliptic-lanceolate to lanceolate or linear-lanceolate (sometimes ± folded along midvein), 2–18 × 0.5–3 cm, base rounded to cuneate, decurrent, margins entire, plane, eciliolate or ciliolate proximally, apex acute to acuminate, surfaces not punctate (sometimes with small dark pits, especially apically, but these are not the resinous streaks referred to here as punctations), glabrous; venation pinnate-arcuate to obscurely pinnate to apparently single-veined (lateral veins obscure), often on same plant. Inflorescences axillary in distal leaves, solitary flowers (rarely verticils). Pedicels 1–4.2 cm, glabrous to stipitate-glandular. Flowers: sepals 5, calyx not streaked, 4–8 mm, glabrous, lobes broadly lanceolate to ovate, margins thin; petals 5, corolla yellow, not streaked, rotate, 5–12 mm, lobes with margins sometimes slightly erose distally, apex apiculate, stipitate-glandular adaxially; filaments distinct or nearly so, shorter than corolla; staminodes 0.5–1.7 mm. Capsules 4–6.5 mm, not punctate or only slightly reddish-punctate, glabrous. 2n = 34.

Phenology: Flowering late summer–fall.
Habitat: Marshes, wet meadows, wet depressions, hammocks, swamps, stream banks
Elevation: 40-2300 m


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Alta., Man., N.B., Ont., Que., Sask., Ala., Ariz., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., Maine, Md., Mass., Mich., Minn., Miss., Mo., Nebr., N.H., N.J., N.Mex., N.Y., N.C., N.Dak., Okla., Pa., R.I., S.C., S.Dak., Tenn., Vt., Va., Wash., W.Va., Wis.


Selected References


Lower Taxa

... more about "Lysimachia hybrida"
Anita F. Cholewa +
Michaux +
Mississippi or lowland loosestrife +  and lysimaque hybride +
Alta. +, Man. +, N.B. +, Ont. +, Que. +, Sask. +, Ala. +, Ariz. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, Nebr. +, N.H. +, N.J. +, N.Mex. +, N.Y. +, N.C. +, N.Dak. +, Okla. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Vt. +, Va. +, Wash. +, W.Va. +  and Wis. +
40-2300 m +
Marshes, wet meadows, wet depressions, hammocks, swamps, stream banks +
Flowering late summer–fall. +
Fl. Bor.-Amer. +
Lysimachia ciliata var. validula +, Lysimachia lanceolata subsp. hybrida +, Lysimachia lunellii +, Lysimachia validula +, Nummularia hybrida +, Steironema laevigatum +, Steironema lanceolatum var. hybridum +, Steironema lunellii +, Steironema validulum +  and Steironema verticillatum +
Lysimachia hybrida +
Lysimachia +
species +