Penstemon Species, Cascade Penstemon, Beard Tongue, Pride of the Mountain (Penstemon serrulatus)

Penstemon serrulatus in my garden

by Todd_Boland Apr 4, 2004 8:59 AM

Flower details of Penstemon serrulatus

by Todd_Boland Jul 29, 2004 8:33 AM

Close-up of the flowers

by Todd_Boland Jul 22, 2007 12:06 AM

UBC Botanical Garden

by growin Aug 8, 2011 9:45 AM