I always use this little app on my phone called PlantNet. I think it works pretty well. Someone mentioned here, Mexican Taragon, it thinks that's what it is 93%.

Pl@ntNet

Tagetes lucida Cav., Mexican Tarragon (Useful plants)

Tagetes lucida Cav. (Mexican Tarragon, Mexican mint marigold, Texas-tarragon, Sweet marigold, Sweet-mace, Sweet-scent Mexican marigold, Sweet-scent...