Triosteum Linnaeus. Horse-gentian, Feverwort.
A genus of 6 species, rather woody herbs, of e. Asia (3 species) and e. North America (3 species); the 3 North American species form one clade, the 3 Asian species another (Gould & Donoghue 2000).
Ref: Ferguson (1966a); Gould & Donoghue (2000); Hofmann & Bittrich (2016) In Kadereit & Bittrich (2016). Show full citations.
Hover over a shape, letter, icon, or arrow on the map to see what it means. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.
© Richard & Teresa Ware
© Gary P. Fleming
© Alan Cressler: Triosteum perfoliatum, Floyd County, Georgia 2 by Alan Cressler source
© Richard & Teresa Ware
© Edwin Bridges
© Richard & Teresa Ware