2 responses to “Penstemon eriantherus”

  1. Beverley

    Penstemon eriantherus – Z3 – RHS Index of Garden Plants, Griffiths
    Penstemon eriantherus – Z3-8 – A-Z Encyclopedia of Garden Plants, Brickell, Cole, Zuk

  2. Emma

    This is just lovely, both color and form. Penstemons are a favorite of mine. A beautiful photograph.

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