Lysimachia quadriflora Sims - Narrow-leaved Loosestrife


 

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Lysimachia quadriflora - (image 1 of 7)

 

Taxonomy

Family: Primulaceae

Habitat

Moist prairies, calcareous fens.

Associates

In fens with Aster novae-angliae, Cirsium muticum, Eupatorium perfoliatum, Lycopus americanus, Lobelia kalmii, Lythrum alatum, Parnassia glauca, Pedicularis lanceolata, Potentilla fruiticosa, Scirpus pungens, Solidago graminifolia nuttallii, Solidago ohioensis, Solidago riddellii.

Distribution

 

Morphology

Herbaceous perennial. Leaves opposite, linear to narrowly lanceolate, sessile, averaging less than 7mm wide. Flowers yellow, one to several in the leaf axils, 5-parted; corolla lobes not linear; pedicels slender, soon becoming longer than the calyx lobes.

Notes

Flowers late June to early September.

Wetland indicator: Obligate

The flowers always seem to be nodding to me.   

Bibliography

Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.

 


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 Michael Hough 2005