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Polygonum bolanderi
Polygonum bolanderi is an uncommon California species of flowering plant in the buckwheat family known by the common name Bolander's knotweed.
Polygonum bolanderi is endemic to northern California, where it is known from the northern Coast Ranges, the southern Cascades, and the northern Sierra Nevada (from Humboldt County and Shasta, south as far as Sonoma county and Tuolumne County). It can be found in open, rocky habitats.
Leathery knotweed · Knotweed · Polygonum albanicum · Polygonum amgense · European knotweed · Oval-leaf knotweed · Austin's Knotweed · Prostrate knotweed · Narrowleaf knotweed · Bidwell's knotweed · Northern Knotgrass · California knotweed
Text excerpted from the Wikipedia article Polygonum bolanderi by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
