Rob's plants
home	garden	plants	wildlife	seed	photos

Penstemon caespitosus

Family: plantaginaceae
Common name(s): beard tongue
Hardiness ratings: USDA zone 4 - 7~9 This is a summary of the individual hardiness ratings given by the links below

General resources

Wikipedia. Online encyclopedia entry (if defined).
Google images. Web search for photographs.
The Plant List. Taxonomical lookup
Catalogue of Life. Taxonomical lookup

Links for Penstemon caespitosus

American Penstemon Society - Detailed description of the species' botanical characteristics, habitat, and native range. (1 photo)
Dave's Garden PlantFiles - Profile page with horticultural basics, and member-contributed photos and comments. (zone 4-9)
Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (16 photos)
Missouri Botanical Garden - Plantfinder page for one of the plants growing at the garden, with usually one or more photos, horticultural information, and noteworthy characteristics. (zone 4-7)
NARGS Image Gallery - Photograph(s) contributed by North American Rock Garden Society members. (4 photos)
Ontario Rock Garden Society - Germination information

Penstemon caespitosus var. albus

Penstemon caespitosus var. caespitosus

Common name(s): Mat Penstemon

Rob's Plant Links