Panax quinquefolius (American ginseng)

After the links to pages on more important or well understood specific herbs, there is a summary table covering far more species (and a handy quick reference).

Endangered and Threatened Medicinal Herbs of the World

Aspidosperma quebracho, last update 2020

Boswella spp (frankincense), last update 2020

Commiphora myrrha (myrrh), last update 2020

Commiphora wightii = C. mukul (guggul), last update 2020

Handroanthus impetiginosus = Tabebuia avellanadae (pau d'arco), last update 2020

Prunus africanum (pygeum), last update 2021

Uncaria tomentosa (cat's claw). last update 2020

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Summary Table of Endangered and Threatened Medicinal Herbs

Herbs in RED are particularly threatened and endangered. Those in ORANGE are of concern but not as seriously threatened.