IUCN Red List evaluation of the Orchidaceae endemic to Apulia (Italy) and considerations on the application of the IUCN protocol to rare species - Wagensommer, Robert P.; Medagli, Pietro; Turco, Alessio; Perrino, Enrico V. (Nature Conservation Research: Заповедная наука, 2020)
Keywords: category change; conservation; distribution; endemism; extinction risk; orchids; puglia; threats