Toadflax Penstemon
Penstemon linarioides
Observed in Pinyon-Juniper habitat north of Seven Springs, Maricopa Co., Arizona, USA. May 2011.
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FLOWERS: Flower color ranges from pink, to lavender and purple. A few
populations with white flowers can be found. The bilabiate (2-lipped) flowers
have a fuzzy apendage inside that represents a modified stamen (staminoid).
LEAVES: The leaves are narrow and rather thick and stiff textured.
PERENNIAL: Above ground portion is herbaceous and regrows for several
years from a root stock. By vegetative reproduction, many plants can be growing
together forming clumps. Plant height is typically 50 cm.
RANGE: This is a common wildflower in open pinelands and pinyon-juniper
coming into flower mostly after summer rains. Variations in flower color, leaf
texture and flower size have lead to many named varieties and subspecies.
FRUIT: Dry, capsules with many seeds.
UNARMED. Thornless.
Scrophulariaceae -- Snapdragon Family (traditionally)
Plantaginaceae -- Plantain Family
More Information:
- Southwest Environemtnal Information Network
- Southwest Colorado Wildflowers
- USDA Plant Profile
- ITIS Taxonomic Report
- Google Images
- Google Scholar Literature Search