HIGHLIGHTS
SUMMARY
That traditional view of relatively few species plus many subspecies extended into some 21st century treatments; for example, the Ophrys monograph by Pedersen and Faurholdt listed just 19 species and gave rise a decade later to a European orchid flora that listed only 22 species. Two 1994 publications elevated to species level many taxa that had been regarded by previous authors as subspecies or varieties: the technical monograph of Devillers and Devillers-Terschuren listed 150 species, and the first edition of Delforge`s European orchid flora recognised 142 species, a figure that presaged linear . . .
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