Egg layer with spines, 7 letters
Hedgehog look-alike, 7 letters
Ant-eating burrowers, 8 letters
Flowering plant used in folk remedies, 9 letters
Plant also known as purple coneflower, 9 letters
Plant popularly believed to be an immune system stimulator, 9 letters
Small genus of North American coarse perennial herbs, 9 letters
Prefix meaning prickly, 6 letters
Prickly: Comb. form, 6 letters
Starfish, for example, 11 letters
Sea urchin or sand dollar, 8 letters
A genus of Siphonaptera, 12 letters
Any cactus of the genus Echinocactus, 12 letters
Strongly ribbed and very spiny, 12 letters
Southwestern United States to Brazil, 12 letters
Large genus of low-growing shrubby ribbed cacti of Mexico and southwestern United States, 12 letters
Annual or perennial succulent grasses of warm regions, 11 letters
Infestation with larval echinococci (tapeworms), 14 letters
Tapeworms whose larvae are parasitic in humans and domestic animals, 12 letters
Sea urchins and sand dollars, 10 letters
Genus of Mediterranean and Eurasian herbs globe thistles, 8 letters
Ovolo molding between the shaft and the abacus of a Doric column, 7 letters
A genus of bristly herbs and shrubs of the family Boraginaceae, 6 letters