penstemon_rydbergii
1. [ noun ] (botany) plant with whorls of small dark blue-violet flowers; Washington to Wyoming and south to California and Colorado
Synonyms: Rydberg's_penstemon
Related terms: wildflower Penstemon
Similar spelling:   Penstemon_newberryi
  Penstemon_parryi
  Penstemon_palmeri
  Penstemon_rupicola
  Penstemon_dolius
  Penstemon_davidsonii
  Penstemon_serrulatus
  Penstemon_fruticosus
  Penstemon_whippleanus
  Penstemon_linarioides
  Penstemon_deustus