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by | Mar 16, 2018 | Hosta

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Penstemon serrulatus is a species of penstemon known by the common names Cascade penstemon, coast penstemon, or serrulate penstemon.[1] It is native to the Pacific Northwest of North America, from Oregon to Alaska.[2]

Description

Penstemon serrulatus has multiple herbaceous stems up to 70 centimetres (28 in) tall growing from a perennial woody base. The leaves are lanceolate to ovate-oblong with sharply serrated edges. The inflorescence consists of clusters of tubular blue to purple flowers.[3]

Penstemon serrulatus is one of the few penstemons to occur at low elevations along the Pacific Northwest coast and in the Puget Sound lowlands.[1]

References

  1. ^ a b "Penstemon serrulatus". Native Plant Information Network. Lady Bird Johnson Wildflower Center. Retrieved June 15, 2014.
  2. ^ "Penstemon serrulatus (serrulate penstemon)". PLANTS Database. Natural Resources Conservation Service, U.S. Department of Agriculture. Retrieved June 15, 2014.
  3. ^ Giblin, David. "Penstemon serrulatus". WTU Image Collection. Burke Museum of Natural History and Culture. Retrieved June 15, 2014.

External links

Media related to Penstemon serrulatus at Wikimedia Commons


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