Rubiaceae
Rough buttonweed
Hexasepalum radulum
- Family
- Rubiaceae
- Genus
- Hexasepalum
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Common names
By language (1)
- English
- Rough buttonweed
Synonyms
- Diodella radula (Willd.) Delprete
- Diodia muriculata DC.
- Diodia radula (Willd.) Cham. & Schltdl.
- Diodia radula subsp. venezuelensis Steyerm.
- Spermacoce radula Willd.
Photos

Photo: Gilmar R. Ferreira, CC BY-SA 4.0, from Wikimedia Commons
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Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0). About our plant data.