Definition of "leafcup" in English

noun

1. A coarse American composite weed, Smallanthus uvedalia.

2. A perennial herb, Polymnia canadensis

3. A rare perennial or annual herb found only in Tennessee and Georgia, Polymnia laevigata

4. A rare herb, Polymnia johnbeckii found only in patches along the Tennessee River.

5. An annual wildflower found only in Arkansas, Polymnia cossatotensis.