Fl. 97mm wide; perianth and other petaloid segments in three or more whorls, yellow, with slight white mucro; the two outer whorls broadly ovate, spreading, plane or with margins a little incurved, with midrib showing, of heavy substance, overlapping half; the inner whorls two-thirds the length of and narrower than the outer whorls, successively more inflexed towards the centre, concave or folded inwards from midrib; corona segments one-third the length of the perianth segments and interspersed among the inner segments, orange, crumpled and wavy.