Zanthoxylum Linnaeus. Common name: Prickly-ash, Toothache Tree.
A genus of about 225-250 species, trees, of America, Africa, Asia, and Australia. Classification of sections within the genus (shown in the key) follows Reynel (2017).
References: Appelhans et al. (2018); Kubitzki (2011); Porter (1976); Reynel (2017); Skean (2024) In Flora of North America Editorial Committee (2024). Show full citations.
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend. Data for arrows not developed for genera and families which may have species only occurring outside the flora area.
© Gary P. Fleming | Zanthoxylum clava-herculis | Original Image ⭷
© Gary P. Fleming | Zanthoxylum americanum | Original Image ⭷
© Keith Bradley | Zanthoxylum spinosum | Original Image ⭷
no rights reserved, uploaded by Eric Schmidt | Zanthoxylum americanum source | Original Image ⭷
© Michelle W., some rights reserved (CC BY), uploaded by Michelle W. | Zanthoxylum hirsutum source | Original Image ⭷
© Lowell Urbatsch | Zanthoxylum clava-herculis | Original Image ⭷
© Alan M. Cressler | Zanthoxylum americanum | Original Image ⭷
© Keith Bradley | Zanthoxylum fagara | Original Image ⭷
© Gary P. Fleming | Zanthoxylum clava-herculis | Original Image ⭷Feedback
See something wrong or missing on about Zanthoxylum? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months. If a species is not keyed, that's because keying is ongoing. Please don't send us feedback about unkeyed species.