Search Result：Penstemon rydbergii
penstemon rydbergii 
(TTS Sound)
(TTS Sound)Overview of noun penstemon_rydbergii
The noun penstemon rydbergii has 1 sense
- Rydberg's penstemon, Penstemon rydbergii -- (plant with whorls of small dark blue-violet flowers; Washington to Wyoming and south to California and Colorado)