Richardia grandiflora
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Gentianales
- family: Rubiaceae
- genus: Richardia
- species: Richardia grandiflora
- Barreiras
- Correntina
- Itacaré
- Seabra
Bahia- Cristalina
- Morrinhos
Goiás- Ladário
Mato Grosso do Sul- Igarassu
Pernambuco- Araraquara
- Botucatu
São Paulo
Brazil- Fort Meade
- Lake Alfred
- Lake Mary
Florida
United States