Penstemon lyallii
Penstemon lyallii
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Penstemon lyallii (A. Gray) A. Gray.
Engl.: Lyall's beardtongue.
A herbal distance course
Henriette's herbal is one of the oldest and largest herbal medicine sites on the net. It's been online since 1995, and is run by Henriette Kress, a herbalist in Helsinki, Finland.