Are both  Ferula and Watercress a species of flowering plants?
Ferula: Ferula (from Latin "ferula", "rod") is a genus of about 170 species of flowering plants in the carrot family, native to the Mediterranean region east to central Asia, mostly growing in arid climates. Watercress: Watercress is an aquatic plant species with the botanical name Nasturtium officinale.
no