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Riggin's penstemon
Penstemon triphyllus
Penstemon triphyllus
Riggin's penstemon Plantain Family
Penstemon triphyllus Plantaginaceae
common names
  Riggin's penstemon
  whorled beardtongue
accepted scientific name
  Penstemon triphyllus Douglas ex Lindl.
rules for finding collection records
  Penstemon triphyllus (238)
  exclude Penstemon triphyllus diphyllus
family name
Image Author: ©2010 Paul Slichter
Image License: Author's permission
Image Source

Category: Wildflowers
Flowers: Five petals
Petal colors: color
Leaf: Alternate, Opposite, Whorled
Plant Observed beginning of May thru 1st week of September

Plant Showiness (45%)
base map where plant found
mag select

Native Plant Status
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native Native
native Not Present