Genus = Lythrum,
Displaying matches 1 - 3 of 3.
|Lythrum hyssopifolium (hyssop loosestrife)
(= Lythrum hyssopifolia in Flora of the Pacific Northwest)
Glabrous, pale glaucous-green annual, the stems simple or branched, 1-4 dm. tall, erect or nearly prostrate, somewhat angled.
Distribution: Scattered locations on both sides of the Cascades in Washington; British Columbia south to California; eastern North America.
Habitat: Moist, disturbed areas.
|Lythrum portula (spatula-leaf loosestrife)
(taxon is not treated in Flora of the Pacific Northwest)
Distribution: Chiefly west of the Cascades in Washington; British Columbia south to California.
Habitat: Wetlands, disturbed moist areas.
|Lythrum salicaria (purple loosestrife, long purples,)
(= Lythrum salicaria in Flora of the Pacific Northwest)
Herbaceous perennial from rhizomes, the stems angled, simple or branched above, 0.5-2 m. tall.
Distribution: Widely distributed throughout Washington; widely distributed throughout North America.
Habitat: Noxious weed of standing water and wet ground.
WA Native Plant Society