Bistorta species

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Scientific Name Bistorta bistortoides (Polygonum bistortoides) USDA PLANTS Symbol
POBI6
Common Name American Bistort ITIS Taxonomic Serial No.
509552
Family Polygonaceae (Buckwheat) SEINet
Reference
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Description Life zones and habitat: Subalpine, alpine. Meadows, wetlands, tundra.
Plant: Erect perennial 12 to 24 inches tall, 1 to 3 stems.
Leaves: Mostly basal, dark green, long, narrow with pronounced center vein, often wavy edges; a few similar but shorter stem leaves widely spaced.
Inflorescence: Dense cluster of many small white or pinkish flowers 3/16-inch long with 5 tepals (petals), in a short, compact raceme.
Reference: Excerpts from "A Field Guide to Wildflowers of the Rocky Mountains" by Carl Schreier and "Guide to Colorado Wildflowers" by G.K. Guennel.
Colorado Status
Native
Scientific Name Bistorta vivipara (Polygonum viviparum) USDA PLANTS Symbol
POVI3
Common Name Alpine Bistort ITIS Taxonomic Serial No.
823849
Family Polygonaceae (Buckwheat) eFloras.org
Reference
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Description Life zones and habitat: Subalpine and alpine. Exposed areas, meadows, tundra.
Plant: Erect, slender perennial 3 to 12 inches tall.
Leaves: Mostly basal, with 2 to 4 alternate stem leaves; smooth surfaces and edges often rolled downward; basal leaves 1 to 3 inches long, oblong to broadly lanceolate; smaller stem leaves.
Inflorescence: Several small white to pinkish flowers 3/16-inch long with 4 to 6 tepals (petals) in a loose raceme 1-1/4 to 2-1/2 inches long; brown-purplish bulblets along stem below.
Reference: Excerpts from Minnesota Wildflowers and "Guide to Colorado Wildflowers" by G.K. Guennel.
Colorado Status
Native

© Tom Lebsack 2017