Rhamnaceae is a plant family in the Plantae kingdom, order Rosales, class Magnoliopsida. The family contains 192 accepted species worldwide. Some species in this family are toxic — exercise caution when handling unknown specimens.
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Ceanothus gloriosus Howell
Point Reyes ceanothus (Ceanothus gloriosus) is a California-endemic shrub widely…
Colubrina greggii S.Watson
Colubrina greggii is a flowering shrub or small tree native to northeastern Mexi…
Pseudoziziphus parryi (Torr.) Hauenschild
Pseudoziziphus parryi is a thorny deciduous shrub native to desert and chaparral…
Ceanothus leucodermis Greene
Ceanothus leucodermis is a thorny evergreen shrub native to California and Baja …
Ceanothus arboreus Greene
Ceanothus arboreus is a flowering California Channel Island shrub commonly culti…
Spyridium scortechinii (F.Muell.) K.R.Thiele
Spyridium scortechinii is a small Australian shrub with woolly-haired flowers, w…
Retanilla trinervia (Miers ex Gillies & Hook.) Hook. & Arn.
Retanilla trinervia is a nitrogen-fixing dicot shrub or small tree in the Rhamna…
Ceanothus incanus Torr. & A.Gray
Ceanothus incanus Torr. & A.Gray is an erect thorny evergreen shrub with white f…
Ceanothus perplexans Trel.
Ceanothus perplexans is an evergreen shrub native to chaparral and desert scrub …
Hovenia dulcis Thunb.
Hovenia dulcis Thunb. is a deciduous tree with edible parts and many traditional…
Ceanothus impressus Trel.
Ceanothus impressus, or Santa Barbara ceanothus, is an endemic California chapar…
Ceanothus velutinus Douglas
Ceanothus velutinus is a nitrogen-fixing evergreen shrub native to western North…
Rhamnaceae plants belong to the Rosales order in the Plantae kingdom. trinervia is distinguished by its ability to fix nitrogen. For instant identification, use the iNature app — AI-powered and works offline.
Rhamnaceae is classified in the order Rosales, class Magnoliopsida, phylum Tracheophyta. Its small, thick, leathery oppositely arranged leaves are a defining feature; the distinct cupped shape of its leaves inspired the plant's common name.
Yes, some Rhamnaceae species are toxic or poisonous. Always exercise caution with unknown specimens. View poisonous Rhamnaceae species or browse the full poisonous species guide.
Sources: GBIF, iNaturalist, Wikipedia · Disclaimer
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