https://vaplantatlas.org/index.php?do=plant&plant=2499&label=1
Digital Atlas of the Virginia Flora | Triosteum angustifolium L.
Virginia Digital Plant Atlas of Groups and Families of the VA Flora Home Page. This Digital Atlas contains all the Plant information on the Virginia Flora.
of thetriosteum angustifoliumdigitalatlasvirginia
https://www.henriettes-herb.com/eclectic/usdisp/triosteum.html
Triosteum. Horse Gentian. Triosteum perfoliatum. | Henriette's Herbal Homepage
horse gentiantriosteumhenrietteherbalhomepage
https://www.genobank.org/Search/SearchDetail?k=12172b19bf41e05a733a9894a0920d548722439f1ea4b11da1564287c8842591c7a88ab19c18bc5d
穿心莛子藨 Triosteum himalayanum Wallich
triosteumhimalayanumwallich
https://www.rhs.org.uk/plants/20943/triosteum/details
Triosteum | horse gentian
horse gentiantriosteum