Fl. 108 mm wide; perianth segments very broadly ovate, shouldered at base, mid-yellow, with a greenish cast, spreading, plane, smooth and of heavy substance, overlapping; corona cylindrical, deep pink, with orange undertones, mouth expanded and frilled, with rim flanged and dentate.
Mid-yellow perianth with greenish cast; deep pink cup with orange undertones;
Named after receiving a medical prescription of Thistin.
Thistin, 1 Y-P, Brian S. Duncan, Northern Ireland, 2001
Photo #46723 Robert Bradburne, England