Cephalanthera cucullata (in greek).

Alibertis, A., Avramakis, M. (2009) Cephalanthera cucullata (in greek). In D. Phitos, Th. Konstantinidis & G. Kamari (Eds.), The Red Data Book of Rare and Threatened Plants of Greece, Volume 1 A-D (in greek). (pp. 258-260). Hellenic Botanical Society