The distribution is western Mediterranean and is in Europe limited to Mallorca and the southwestern part of the Iberian peninsula (Estremadura, Ribatejo, Algarve and Andalusia). [Bal, Por, Spa; Mor].
Plant slender, 10-35(-50) cm tall with (1-)3-8 inclined-spreading flowers in a relatively lax (to dense) spike. Sepals 10-17 × 6-8 mm; the lateral ones 1.5-2.5 times as long as wide, broadest below, at or above the middle. Petals 7-12 × 2-3.5 mm. Lip with dark grey to blackish brown ground colour, opposite the hind edge of the side lobes abruptly downcurved, 10-19 × 9-14 mm; mid-lobe and side lobes long-hairy; mirror usually not marbled, reddish brown (to cream or greenish), pale at the base, the w-shaped band in front sharply delimited and (in newly opened flowers) white to light grey (rarely light bluish).
