Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos
penstemon
Introduction References & Edit History Related Topics
Images
Palmer's penstemon Beard tongue (Penstemon)
Quizzes
Venus's-flytrap. Venus's-flytrap (Dionaea muscipula) one of the best known of the meat-eating plants. Carnivorous plant, Venus flytrap, Venus fly trap
Plants: From Cute to Carnivorous
Quick Facts
Also called:
beardtongue
Related Topics:
Plantaginaceae
See all related content
Britannica AI Icon
Adding us as a Preferred Source tells Google you trust our content, so our articles show up more often in your Google Search, Discover feed, and AI Overviews.
verifiedCite
While every effort has been made to follow citation style rules, there may be some discrepancies. Please refer to the appropriate style manual or other sources if you have any questions.
Select Citation Style
Feedback
Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login).
Thank you for your feedback

Our editors will review what you’ve submitted and determine whether to revise the article.

External Websites
Britannica Websites
Articles from Britannica Encyclopedias for elementary and high school students.
Palmer's penstemon
Palmer's penstemon Palmer's penstemon (Penstemon palmeri).

penstemon

plant genus
Written and fact-checked by
Britannica Editors
Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
Britannica Editors
History

penstemon, (genus Penstemon), genus herbaceous plants of the family Plantaginaceae (order Lamiales), containing about 270 species native to North America, particularly the western United States. The flowers are usually large and showy, tubular, and bilaterally symmetrical and have four fertile stamens and one sterile stamen (staminode). Many species and varieties are popular in home gardens. The colourful flowers are white, yellow, blue, purple, or scarlet.

The Editors of Encyclopaedia Britannica This article was most recently revised and updated by Melissa Petruzzello.