Penstemon glaber

Penstemon glaber
A plant growing in eroded sand and dark gravel of approximately pea size. The plant has large leaves like a spearhead with the widest part nearer the base and pointed tips, they are attached in pairs on opposite sides of two stems. The stem closer to the frame of the photograph has blue flowers all pointed one direction towards the viewer at the top of the stem. The flowers are tubular and are just budding further up the inflorescence, barely developed at all it its apex.
Blooming in Buffalo Gap National Grassland, South Dakota

Secure  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Lamiales
Family: Plantaginaceae
Genus: Penstemon
Species:
P. glaber
Binomial name
Penstemon glaber
Varieties[2]
  • P. glaber var. alpinus
  • P. glaber var. brandegeei
  • P. glaber var. glaber
Synonyms[3][4][5]
List
    • Chelone alpina
    • Penstemon alpinus
    • Penstemon brandegeei
    • Penstemon gordonianus
    • Penstemon gordonii
    • Penstemon magnus
    • Penstemon oreophilus
    • Penstemon riparius

Penstemon glaber, commonly known as sawsepal penstemon, is a species in the veronica family from western North America. It grows as far north as Montana and North Dakota and as far south as Chihuahua in northern Mexico.


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