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Category: Polygonaceae

Eriogonum umbellatum (Sulphur-flower Buckwheat)

July 20, 2023 Dan Nelson 2 Comments

I have been hoping to find Eriogonum umbellatum (sulphur-flower buckwheat) for some time now, but my timing was always wrong and I…

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Posted in: Angiosperms (Flowering Plants), Caryophyllales, Eriogonum, Eudicots, Plants, Polygonaceae, Species Profiles Filed under: Eriogonum umbellatum, Sulphur-flower Buckwheat

Koenigia davisiae

July 12, 2023 Dan Nelson 3 Comments

I had no idea what this unprepossesing plant was when I first found it on the trip to Mt. Hood…

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Posted in: Angiosperms (Flowering Plants), Caryophyllales, Eriogonum, Eudicots, Plants, Polygonaceae, Species Profiles Filed under: Koenigia davisiae

Eriogonum compositum

August 7, 2021 Dan Nelson 2 Comments

This member of the family Polygonaceae goes by the common names of arrowleaf buckwheat, heartleaf buckwheat, and northern buckwheat, and…

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Posted in: Angiosperms (Flowering Plants), Caryophyllales, Eriogonum, Eudicots, Plants, Polygonaceae, Species Profiles Filed under: Arrowleaf Buckwheat, Eriogonum compositum, Heartleaf Buckwheat, Northern Buckwheat

Rumex obtusifolius (Broad-leaved Dock)

September 21, 2020 Dan Nelson 2 Comments

Broad-leaved Dock is a perennial plant native to Europe, but has become naturalized world wide. It is an invasive species…

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Posted in: Angiosperms (Flowering Plants), Caryophyllales, Eudicots, Plants, Polygonaceae, Rumex, Species Profiles Filed under: Bitter Dock, Broad-leaved Dock, Rumex obtusifolius

Persicaria maculosa (Lady’s Thumb)

September 13, 2020 Dan Nelson Leave a comment

This introduced member of the family Polygonaceae (buckwheats) is a denizen of wetlands and vernally wet areas, and can be…

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Posted in: Angiosperms (Flowering Plants), Caryophyllales, Eudicots, Persicaria, Plants, Polygonaceae, Species Profiles Filed under: Persicaria maculosa

Rumex crispus (Curly Dock)

August 19, 2020 Dan Nelson Leave a comment

Erect, unbranched stems (to 40” tall) arise from a large basal rosette. Leaves are lanceolate, undulating, and ‘crisped’ on the…

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Posted in: Angiosperms (Flowering Plants), Caryophyllales, Eudicots, Plants, Polygonaceae, Rumex, Species Profiles Filed under: Curly Dock, Rumex crispus

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