Try to make your search as simple as possible:
Scandix will find all items including that sequence of letters.
Search results for "Scandix":
"Scandix cerefolium" - Anthriscus cerefolium
"Scandix chilensis" - Osmorhiza berteroi
"Scandix glochidiata" - Daucus glochidiatus
"Scandix pinnatifida" - Scandix stellata