|Scientific Name||Penstemon rydbergii||USDA PLANTS Symbol||PERY|
|Common Name||Rydberg's Penstemon, Meadow Beardtongue||ITIS Taxonomic Serial No.||33990|
|Family||Plantaginaceae (Plantain) formerly Scrophulariaceae||SEINet
Life zones and habitat: Montane and alpine (7500 to 12000 ft). Sunny mountain slopes, alpine meadows, forest openings and streamsides.
Plant: Erect perennial with single or a clump of multiple leafy, usually smooth, stems up to 2 feet tall; stems may be decumbent at base.
Leaves: Basal leaves oblanceolate and petiolate, up to 2-3/4 inches; stem leaves lanceolate, sessile, opposite and shorter; all are usually smooth with entire margins;
Inflorescence: Clusters (2 to 7) atop and along stem of blue to purple flowers pointing radially all directions from the stem; corolla smooth on outside, lower lobes with bearded; staminode with a dense tuft of golden hairs at tip; smooth black anthers.
Bloom Period: June to August.
References: "The Alpine Flora of the Rocky Mountains" by Richard W. Scott, "Flora of Colorado" by Jennifer Ackerfield and American Southwest
|BONAP Distribution Map
Map Color Key
© Tom Lebsack 2023
Banner photo: Ten Mile Range and Rhodiola integrifolia (King’s Crown) in Summit County