Physostegia (English Wikipedia)

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

refsWebsite

Global rank English rank

438^th place

336^th place

394^th place

442^nd place

9,082^nd place

5,078^th place

6^th place

6^th place

archive.org

Coombes, Allen J. (2012). The A to Z of plant names. USA: Timber Press. pp. 312. ISBN 978-1-60469-196-2.

bonap.net

Biota of North America Program, 2013 county distribution maps

kew.org

apps.kew.org

Kew World Checklist of Selected Plant Families

usda.gov

plants.sc.egov.usda.gov

USDA, NRCS (n.d.). "Physostegia". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 2 October 2015.