Demographic study of a peripheral population of the rare amphicarpic species Scrophularia arguta
Scrophularia arguta (Scrophulariaceae) is a rare amphicarpic annual species with a fragmented distribution in North Africa, part of the Arabian Peninsula, and Macaronesia, with several peripheral populations on the Iberian Peninsula (south-western Europe) as well.The Iberian populations have a disjunct distribution: several endangered or critically