Collect mature blossoms of coreopsis, marigolds, and/or yellow zinnias.
Seeds of lance-leaf coreopsis are available from commercial suppliers.
Commonly occurring plants within this ecosystem include little blue stem, coreopsis, and wild lupine.
British Dictionary definitions for coreopsis
any plant of the genus Coreopsis, of America and tropical Africa, cultivated for their yellow, brown, or yellow-and-red daisy-like flowers: family Asteraceae (composites) Also called calliopsis Compare caryopsis
C18: from New Latin, from Greek koris bedbug + -opsis; so called from the appearance of the seed