Ratibida columnifera
— Noun
– English
～ plant similar to the Mexican hat coneflower; from British Columbia to New Mexico
Ratibida columnaris
— Noun
– English
～ coneflower with flower heads resembling a Mexican hat with a tall red-brown disk and drooping yellow or yellow and red-brown rays; grows in the great plains along base of Rocky Mountains
Ratibida
— Noun
– English
～ genus of perennial wildflowers of North American plains and prairies; often cultivated for their showy flower heads
ratification
— Noun
– English
～ making something valid by formally ratifying or confirming it; "the ratification of the treaty"; "confirmation of the appointment"