Classic texts: Journals: AJP 1887. ; Glycyrrhiza glabra; Astragalus heratensis; Rheum sp.; Orchis laxiflora; Microrhynchus spinosus; Delphinium Zalil; Papaver somniferum; Merendera persica.
Anacamptis palustris
Anacamptis palustris (Jacq.) Batem.
Deu.: Sumpf-Knabenkraut.
Sven.: kärrnycklar, kärrnyckelblomster.
Bot. syn.: Orchis laxiflora Lam., Orchis palustris Jacq.