Search Result：penstemon serrulatus
penstemon serrulatus 
(TTS Sound)
(TTS Sound)Overview of noun penstemon_serrulatus
The noun penstemon serrulatus has 1 sense
- cascade penstemon, Penstemon serrulatus -- (whorls of deep blue to dark purple flowers at tips of erect leafy stems; moist places from British Columbia to Oregon)