Fl. rounded, 95 mm wide; perianth and other petaloid segments in three whorls, very broad, blunt or truncate, vivid yellow, slightly concave, with midrib showing, overlapping half or more; the outer whorls spreading; the inner whorl shorter, inflexed, with margins incurling; corona segments half as long as the inner whorl of petaloid segments and regularly interspersed among them, strong orange.

Named in honor of the Jim O’More’s mother.