Question: Which plant, Ferocactus or Bellium, is native to the Mediterreanean?

Context paragraphs:
Ferocactus: Ferocactus is a genus of large barrel-shaped cacti, mostly with large spines and small flowers.  There are about 30 species included in the genus.  They are found in the southwestern United States and northwestern Mexico.

Ferocactus fordii: Ferocactus fordii (ford barrel cactus) is a species of flowering plant in the family Cactaceae, native to Baja California in Mexico.  It is spherical, growing to 50 cm in diameter, with whitish-grey radial spines and solitary flowers of a deep rose pink, 4 cm in diameter.

Bellium: Bellium is a genus of flowering plants in the daisy family, Asteraceae, native to the Mediterranean region.

Supporting paragraphs: Ferocactus Bellium
Answer: Bellium