Lysimachia latifolia

It is a low-growing, creeping perennial reaching (). The roots are tuberous, creeping rhizomes. The stems are erect, high. It has 5 to 7 whorled, lanceolate, entire leaves distributed levelly in a single group. The white or pink flowers are borne in April or May. The Calyx (the collective term for sepals) is 5- to 9-parted and persistent, and the corolla (the collective term for petals) is also 5- to 9-parted, rotate, with a very short tube and elliptic-lanceolate segments. Stamens occur in the same number as the corolla lobes (5–9) and are positioned opposite to them. 1-3 peduncles, 1-flowered, filiform, and ebracteate. The ovary is one-celled. The style (gynoecium) is filiform. ==Habitat==

Occurs on moist, shaded slopes in deep, light soil rich in organic matter, particularly leaf mould. ==Distribution==

• Canada: Occurs in British Columbia, Alberta, and Yukon. • United States of America: Occurs throughout Washington, Idaho, Oregon, and northern California. ==Etymology==

The former genus name Trientalis is derived from the Latin ('a third'), and is an allusion to the height of the plant, which is one third of a foot, or high. Latifolia is derived from the Latin words ('broad or wide') and ('leaves') and means approximately 'broad-leaved'. ==References==