Ctenium Panzer. Subfamily: Chloridoideae. Tribe: Cynodonteae. Subtribe: Cteniinae. clade: "PACMAD". Common name: Toothache Grass.
A genus of about 20-22 species, of tropical and subtropical Africa and the Americas. Oulo et al. (2024) studied the phylogenetic relationships with African Kampochloa and also found that American and African species of Ctenium form two separate but closely related clades, only recently (< 5 million YA) diverged from one another.
References: Barkworth (2003h) In Flora of North America Editorial Committee (2003a); Longhi-Wagner & Renvoize (2004). 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.
© Keith Bradley | Ctenium aromaticum | Original Image ⭷
© Bruce A. Sorrie | Ctenium aromaticum | Original Image ⭷
© Bruce A. Sorrie | Ctenium aromaticum | Original Image ⭷
© Scott Ward | Ctenium aromaticum | Original Image ⭷
© Scott Ward | Ctenium floridanum | Original Image ⭷
© Scott Ward | Ctenium aromaticum | Original Image ⭷
© Bruce A. Sorrie | Ctenium aromaticum | Original Image ⭷Feedback
See something wrong or missing on about Ctenium? 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.