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Penstemon tubaeflorus

Family: plantaginaceae
Common name(s): beard tongue
Hardiness ratings: USDA zone 4 - 8

General resources

  • Wikipedia. Online encyclopedia entry (if defined).
  • Google images. Web search for photographs.
  • GRIN. Taxonomical details, with common names, distribution, and synonyms.
  • The Plant List. Taxonomical lookup

Links for Penstemon tubaeflorus

  • 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 4-8) (4 photos)
  • Illinois Wildflowers - Informative illustrated page with description and cultivation details, also covering range and faunal associations.
  • Kansas Wildflowers & Grasses - Plant portrait with botanical details and description (8 photos)
  • Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (4 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 4-8) (1 photo)
  • Missouri Plants - Description and photographs of botanical features, with notes about habitat and native status. (4 photos)
  • Ontario Rock Garden Society - Germination information
  • Rob's Plants - Plant profile with basic horticultural information and often personal observations. Also seed germination records. (zone 4-8) (2 photos)

Last updated:20 Feb 2015