Dactylorhiza majalis subsp. purpurella, 1978

D. M. Moore (ed.), 1980, CCIII Orchidaceae, Flora Europaea, Vol 5: Alismataceae to Orchidaceae, Camebridge: Cambridge University Press, pp. 325-350 : 335

(d) Subsp. purpurella (T. & T. A. Stephenson) D. Moresby Moore & Soö ,

Bot. Jour. Linn. Soc. 76: 367 (1978) ( Orchis pur­ purella T. & T. A. Stephenson, Dactylorhiza purpurella (T. & T. A. Stephenson) Soö):

Stem 20-45 cm. Lower leaves lanceo­ late, widest below the middle, without spots or with small dark spots near the apex. Flowers bright or deep reddish-purple. La­ bellum 5-9 mm, subentire or shallowly and equally 3-lobed, with irregular dark lines or spots. 2n = 80.

• N. W. Europe.