Swertia Tetrandra --... earthpedia.earth.com

Flora of Zimbabwe: Species... www.zimbabweflora.co.zw

Genus Swertia · iNaturalist... www.inaturalist.org

Swertia - Wikipedia en.wikipedia.org

Swertia L. | Plants of the... powo.science.kew.org

Swertia - Wikispecies species.wikimedia.org

Taxonomy Gentianaceae -... observation.org

Genus Swertia · iNaturalist... www.inaturalist.org

Swertia L. | Plants of the... powo.science.kew.org

Genus Swertia · iNaturalist... www.inaturalist.org

Swertia L. | Plants of the... powo.science.kew.org

World Plants: Plant List www.worldplants.de

Swertia - Wikipedia nl.wikipedia.org

Genus Swertia · iNaturalist... www.inaturalist.org

Genus Swertia · iNaturalist... www.inaturalist.org

World Plants: Plant List www.worldplants.de

Swertia chirata reference... www.extrasynthese.com

Swertia tetrandra Hochst. www.westafricanplants.senck...

Swertia L. | Plants of the... powo.science.kew.org

Genus Swertia · iNaturalist... www.inaturalist.org