Flower Front Showing Stigmas
Centre Block, Cypress Hills Interprovincial Park
The corolla terminates in a three-lobed lower lip and a two-lobed upper lip. There are four fertile stamens, one infertile stamen (staminode) which is not visible in this photo, and one style terminating in two united, capitate stigmas.
Note the key to the species in Budd's Flora requires stems erect or nearly so; NOT [plants decumbent to ascending]. In fact, the stems of this species can be erect, ascending, or decumbent. The rest of the answers to the key questions appear below.
Procerus: Answers to key questions in Budd's Flora (BF) and Flora of Alberta (FOA) leading to this species.
Penstemon: Answers to key questions in Budd's Flora (BF) and Flora of Alberta (FOA) leading to this genus.
Scrophulariaceae: Answers to key questions in Budd's Flora leading to this family.