1. (noun) small genus of shrubs or small trees of southeastern United States and northern South America

• genus pinckneya

1. (noun) small genus of shrubs or small trees of southeastern United States and northern South America

• asterid dicot genus

1. (noun) small genus of shrubs or small trees of southeastern United States and northern South America

• bitter-bark
• fever tree
• georgia bark
• pinckneya pubens

1. (noun) small genus of shrubs or small trees of southeastern United States and northern South America

• family rubiaceae
• madder family
• rubiaceae