Tagetes pusilla, the lesser marigold,[1] is a Latin American species of marigolds in the family Asteraceae.
[2][3][4] Tagetes pusilla is a small annual herb rarely more than 10 cm (4 inches) tall.
Leaves are deeply dissected, the leaflets reduced to threads.
One plant a few small flower heads, each containing 1-3 white ray florets surrounding 8-10 disc florets.
[4] Plant Profile for Tagetes pusilla USDA Missouri Botanical Garden