Orchis laxiflora subsp. palustris (Jacq.) Bonnier & Layens, Tabl. Syn. Pl. Vasc. France: 311. 1894
Orchis laxiflora subsp. palustris, Tabl. Syn. Pl. Vasc. France: 311. 1894
is new combination for Orchis palustris, Collectanea 1: 75. 1786
Orchis laxiflora subsp. palustris, Tabl. Syn. Pl. Vasc. France: 311. 1894