Epipactis collaris SynonymySource: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Epipactis collaris S. Hertel in Ber. Arbeitskreis. Heimische Orchid. 32(2): 100. 2016ContentDistribution Bibliography Distribution ● It Euro+Med endemicA: Italy, with San Marino and Vatican City nativeA Bibliography A. S. Hertel 2016: – Ber. Arbeitskreis. Heimische Orchid. 32(2). p 100