Penstemon filiformis (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Penstemon filiformis" in English language version.

refsWebsite

Global rank English rank

394^th place

442^nd place

580^th place

462^nd place

berkeley.edu

ucjeps.berkeley.edu

"Penstemon filiformis". The Jepson Herbarium. University of California, Berkeley. 2023. Retrieved 4 August 2023.

kew.org

powo.science.kew.org

"Penstemon filiformis (D.D.Keck) D.D.Keck". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 4 August 2023.