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Polygonum polygaloides ssp. esotericum

Polygonum polygaloides Wall. ex Meisn. ssp. esotericum (L.C. Wheeler) J.C. Hickman

Modoc County Knotweed, Whitemargin Knotweed

Polygonaceae (Buckwheat family)

Synonym(s): Polygonum esotericum

USDA Symbol: POPOE

USDA Native Status: L48 (N)

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Plant Characteristics

Duration: Annual
Habit: Herb
Fruit Type: Achene
Size Notes: Up to about 5 inches tall.

Bloom Information

Bloom Color: White , Pink
Bloom Time: May , Jun , Jul , Aug , Sep

Distribution

USA: CA , OR
Native Habitat: Vernal pools, seasonally wet places, desert scrub, pinyon and juniper woodlands.

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Polygonum polygaloides ssp. esotericum in USDA Plants
FNA: Find Polygonum polygaloides ssp. esotericum in the Flora of North America (if available)
Google: Search Google for Polygonum polygaloides ssp. esotericum

Metadata

Record Modified: 2020-11-12
Research By: CBR

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