Fl. 98 mm wide; perianth segments broadly ovate, blunt, bright greenish yellow, with very slight white mucro, spreading, slightly concave, with margins sometimes incurling at apex, overlapping half; the inner segments not much narrower, a little inflexed, with margins slightly wavy; corona bowl-shaped, ribbed, yellow-orange at base, shading to deep orange at mouth, with mouth expanded and lightly frilled. Resembles a more consistent and vigorous ‘Achduart’.