Kopsia caesia Orobanche peisonis Orobanche asiatica Phelipanche lanuginosa Phelipanche caesia Orobanche lanuginosa Phelipaea lanuginosa Phelipanche caesia var. borealis Phelypaea lanuginosa Orobanche caesia var. borealis Phelypaea caesia Orobanche borealis Phelypaea caesia Phelypaea araneosa
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024