royal penstemon
English edit
Pronunciation edit
Noun edit
royal penstemon (plural royal penstemons)
- (US) Penstemon speciosus.
- Hypernyms: beardtongue, penstemon
- (US) Penstemon spectabilis.
- Synonyms: showy beardtongue, showy penstemon
- Hypernyms: beardtongue, penstemon