Meanings
Synonyms & antonyms
nounPenstemon spectabilis.
Cite this entry
royal penstemon. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/royal%20penstemon
“royal penstemon.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/royal%20penstemon. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “royal penstemon,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/royal%20penstemon.
Source: royal penstemon on Wiktionary, CC BY-SA 4.0.