Himantoglossum caprinum subsp. robustissimum Himantoglossum caprinum subsp. rumelicum Himantoglossum caprinum var. heldreichii Himantoglossum jankae Himantoglossum calcaratum subsp. jankae Himantoglossum jankae subsp. rumelicum Himantoglossum jankae subsp. robustissimum Himantoglossum jankae var. rumelicum Himantoglossum caprinum var. robustissimum Himantoglossum hircinum var. heldreichii Himantoglossum caprinum subsp. jankae
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024