Polygonum aviculare
Scientific Name Polygonum aviculare L. Family Polygonaceae Common Names yard knotweed, common knotweed Eastern Washington Introduced Synonyms 4 subspecies Conservation Status Notes Click on any image to enlarge it.
Polygonaceae
Persicaria maculosa
Scientific Name Persicaria maculosa Gray Family Polygonaceae Common Names heartweed, lady’s-thumb, spotted lady’s-thumb, redshank Eastern Washington Europe Conservation Status Notes Click on any image to enlarge it.
Rumex venosus
Scientific Name Rumex venosus Pursh Family Polygonaceae Common Names veiny dock, winged dock, sand dock Eastern Washington Native Synonyms None Conservation Status Notes Click on any image to enlarge it.
Persicaria amphibia
Scientific Name Persicaria amphibia (L.) Gray Family Polygonaceae Common Names water smartweed Eastern Washington Native Conservation Status Notes Click on any image to enlarge it.
Eriogonum elatum var. elatum
Scientific Name Eriogonum elatum Douglas ex Benth. var. elatum Family Polygonaceae Common Names rush buckwheat, tall buckwheat Eastern Washington Native Synonyms None Conservation Status Notes Click on any image to enlarge it.
Eriogonum flavum var. piperi
Scientific Name Eriogonum flavum Nutt. var. piperi (Greene) M.E. Jones Family Polygonaceae Common Names Piper’s buckwheat, yellow buckwheat Eastern Washington Native Conservation Status Notes Click on any image to enlarge it.
Rumex acetosella
Scientific Name Rumex acetosella L. Family Polygonaceae Common Names common sheep sorrel Eastern Washington Eurasia Conservation Status Notes Click on any image to enlarge it.
Rumex crispus
Scientific Name Rumex crispus L. Family Polygonaceae Common Names curly dock, sour dock Eastern Washington Eurasia Conservation Status Notes Click on any image to enlarge it.
Eriogonum umbellatum var. ellipticum
Scientific Name Eriogonum umbellatum Torr. var. ellipticum (Nutt.) Reveal Family Polygonaceae Common Names sulfur flower Eastern Washington Native Conservation Status Notes Click on any image to enlarge it.
Eriogonum thymoides
Scientific Name Eriogonum thymoides Benth. Family Polygonaceae Common Names thyme buckwheat, thyme-leaf wild buckwheat Eastern Washington Native Conservation Status Notes Click on any image to enlarge it.
