E-Flora BC: Electronic Atlas of the Flora of British Columbia

Lysimachia nummularia L.
creeping loosestrife (creeping jenny)
Myrsinaceae (Myrsine family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #14151)

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Distribution of Lysimachia nummularia
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Species Information

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General:
Perennial herb from a rhizome, creeping and rooting at the nodes; stems prostrate, several, simple, smooth or nearly so, dotted with red-black spots, 20-60 cm long.
Leaves:
Basal leaves lacking; stem leaves opposite, almost circular in outline to oblong- egg-shaped, 1-3 cm long, nearly as wide with short stalks.
Flowers:
Inflorescence of solitary, axillary flowers on stalks 1-3 cm long; corollas yellow, saucer-shaped, deeply 5-lobed, the lobes 8-12 mm long, fringed with small, glandular hairs, glandular-hairy near the bases on the upper surfaces, dotted with black spots; calyces 5-lobed, the lobes heart-shaped to lanceolate, 6-9 mm long; stamens exserted, the filaments glandular-hairy, unequal, several times the length of the anthers, short-fused at the bases; sterile stamens lacking.
Fruits:
Capsules, included in the calyces, breaking into valves at dispersal.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist roadsides and other disturbed areas in the lowland and steppe zones; infrequent on Vancouver Island and the Fraser Valley; rare in SC BC; introduced from Europe.

Source: The Illustrated Flora of British Columbia

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

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General References