Erinus and Safflower are both considered what?
Erinus Erinus is a genus of flowering plants in the family Plantaginaceae (previously in the family Scrophulariaceae), native to stony mountainous sites in North Africa and southern Europe. Some members of the genus have been cultivated as ornamental plants, particularly "Erinus alpinus", for which a number of different cultivars are available.
Echinodorus Echinodorus (burhead or Amazon sword plant) is a genus of plants in the family Alismataceae and distributed in the Western Hemisphere from the central United States to Argentina. Its scientific name is derived from Ancient Greek "echius" – rough husk, and "doros" – leathern bottle, alluding to ovaries, which in some species are armed with persistent styles, forming prickly head of fruit. Some of the species are commonly cultivated in artificial aquatic habitats.