Swertia perennis (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Swertia perennis" in English language version.

refsWebsite

Global rank English rank

1natureserve.org

5,367^th place

2,998^th place

394^th place

442^nd place

438^th place

336^th place

1,999^th place

1,355^th place

kew.org

powo.science.kew.org

"Swertia perennis L." Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 10 September 2024.

natureserve.org

explorer.natureserve.org

NatureServe (2024). "Swertia perennis". Arlington, Virginia. Retrieved 10 September 2024.

rutgers.edu

gentian.rutgers.edu

Lienert, J., et al. (2002). Isozyme variability of the wetland specialist Swertia perennis (Gentianaceae) in relation to habitat size, isolation, and plant fitness. Am J Bot 89:5 801-11.

usda.gov

plants.sc.egov.usda.gov

NRCS. "Swertia perennis". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 4 December 2015.