Urticaceae
Nettle Family
2 genera
5 species
3 subspecies and varieties
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Parietaria judiacapellitory-of-the-wall
Origin: Introduced from Africa and Eurasia
Parietaria officinaliseastern pellitory-of-the-wall
Origin: Introduced from central and southern Europe
Parietaria pensylvanicaPennsylvania pellitory
Distribution: Occurring east of the Cascades crest in Washington; Yukon Territory south to California, east across southern Canada and the U.S. to the Atlantic Coast.
Habitat: Woods to shaded banks, beneath ledges of large rocks, from low to middle elevations.
Origin: Native
Flowers: May-September
Urtica dioica
Distribution: Widely distributed throughout Washington; widely distributed throughout North America.
Habitat: In deep, rich soil or near moisture, sagebrush deserts, shady lowlands and mountain slopes, sea level to subalpine.
Origin: ssp. gracilis, holosericea are native; ssp. dioica is introduced
Flowers: May-September
ssp. dioica – stinging nettle
ssp. gracilis – stinging nettle
ssp. holosericea – stinging nettle
Urtica urensburning nettle
Distribution: Introduced sparsely in western Washington; distributed throughout much of North America except parts of the Midwest and Intermountain West.
Habitat: Moist, disturbed soil.
Origin: Introduced from Europe
Flowers: June-July