|Scientific Name||Platanthera obtusata||USDA PLANTS Symbol||PLOB|
|Common Name||Blunt-leaf Orchid||ITIS Taxonomic Serial No.||43411|
Life zones and habitat: Foothills to subalpine (8000 to 11500 ft); wet, boggy areas, mossy ground; shade to partial sun.
Plant: Erect perennial up to 14 inches tall, but usually 4 to 6 inches tall in CO; leafless stem.
Leaves: One (rarely 2) leaf from base of stem linear-oblanceolate, elliptic, or broadly obovate.
Inflorescence: A lax raceme of 4 to 8 greenish white to yellow-green inverted flowers less than 1/2-inch across with 3 sepals and 3 petals, upper two petals joining with a sepal to form a hood; lower petal forms a narrow lip; slender, conical spur.
Bloom Period: June to August.
References: "Flora of Colorado" by Jennifer Ackerfield, SEINet and North American Native Orchid Journal, Vol 13.
|BONAP Distribution Map
© Tom Lebsack 2022
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County