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Why does an obligate autogamous orchid
Epipactis albensis Nováková et Rydlo is an autoga-mous species derived from the E. helleborine- aggre gate and it was formally described as a separate taxon in 1978 based on plants found in the ood plain for-ests adjoining the river Elbe in Central Bohemia [22]. Since that time, numerous localities of this species were