Rubiaceae
Largeflower Mexican clover
Richardia grandiflora
- Family
- Rubiaceae
- Genus
- Richardia
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Common names
By language (2)
- English
- Largeflower Mexican clover
- Portuguese
- Vassourão, Asa-de-pato, Ipeca-mirim, Poaia, Poaia-da-praia, Poaia-rasteira, Poaia-rósea
Synonyms
- Richardia divergens (Pohl ex DC.) Steud.
- Richardia grandiflora f. albiflora Kuntze
- Richardia grandiflora f. lilacina Kuntze
- Richardia lateralis (Pohl ex DC.) Steud.
- Richardia sparsa (Pohl ex DC.) Steud.
- Richardsonia divergens Pohl ex DC.
- Richardsonia grandiflora Cham. & Schltdl.
- Richardsonia lateralis Pohl ex DC.
- Richardsonia sparsa Pohl ex DC.
- Spermacoce divergens Pohl ex DC.
- Spermacoce lateralis Pohl ex DC.
- Spermacoce sparsa Pohl ex DC.
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Annual, Perennial
- In the US and Canada
- Lower 48 states: introduced
Photos

Photo: Bob Peterson from North Palm Beach, Florida, Planet Earth!, CC BY-SA 2.0, from Wikimedia Commons 
Photo: João Medeiros, CC BY 2.0, from Wikimedia Commons 
Photo: Bob Peterson from North Palm Beach, Florida, Planet Earth!, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Alex Popovkin, Bahia, Brazil from Brazil, CC BY 2.0, from Wikimedia Commons 
Photo: Judy Gallagher, CC BY 2.0, from Wikimedia Commons
More in Richardia
- Tropical Mexican cloverRichardia brasiliensisRubiaceae
- Richardia arenicolaRubiaceae
- Richardia boliviensisRubiaceae
- Richardia ciliataRubiaceae
- Richardia coldenioidesRubiaceae
- Richardia cruciataRubiaceae
- Richardia gandaraeRubiaceae
- South American Mexican cloverRichardia humistrataRubiaceae
- Richardia stellarisRubiaceae
- Prairie Mexican cloverRichardia tricoccaRubiaceae
- Richardia lomensisRubiaceae
- Richardia muricataRubiaceae
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); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.