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Penstemon speciosus

Family: plantaginaceae
Common name(s): Royal Penstemon
Hardiness ratings: USDA zone 3~5 - 7~10

General resources

Links for Penstemon speciosus

Penstemon speciosus subsp. kennedyi

Links

  • NARGS Image Gallery - Photograph(s) contributed by North American Rock Garden Society members. (1 photo)

Last updated:05 Dec 2024