|Scientific Name||Bistorta bistortoides (Polygonum bistortoides)||USDA PLANTS Symbol||POBI6|
|Common Name||American Bistort||ITIS Taxonomic Serial No.||509552|
Life zones and habitat: Foothills to alpine (7000 to 14000 ft); meadows, streamsides, wetlands, tundra.
Plant: Erect perennial 8 to 30 inches tall, 1 to 3 stems.
Leaves: Mostly basal, dark green, long, narrowly lanceolate or oblong-lanceolate with pronounced center vein, often wavy edges; a few similar but shorter stem leaves widely spaced; surfaces mostly smooth upper or hairy beneath.
Inflorescence: Dense cluster of many small white or pinkish flowers 3/16-inch long with 5 tepals, in a short, compact raceme; bulblets absent.
Bloom Period: June to September.
Reference: "Flora of Colorado" by Jennifer Ackerfield, "A Field Guide to Wildflowers of the Rocky Mountains" by Carl Schreier and "Guide to Colorado Wildflowers" by G.K. Guennel.
|BONAP Distribution Map
Map Color Key
|Colorado Status: |
© Tom Lebsack 2023
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County