The hidden side of rarity: it's not that rare being rare
Begoña García has spent many years passionately studying a curious plant, Borderea chouardii. It is a rare species with a biogeographical origin that dates back to the Tertiary and remains confined to a few limestone cliffs in the Central Pyrenees. Unknown until the middle of the 20th century, it is considered an endangered species. But... is it?