Fl. 104mm wide; perianth segments 40mm long, ovate, blunt, bright greenish yellow 4A, with white at base, spreading, plane or with margins incurved, smooth and of heavy substance, overlapping half; the inner segments narrower; corona 36mm long, funnel-shaped, smooth, light yellow (4D), with pale purplish pink 56C at rim, mouth ribbed and frilled, with rim flanged and dentate.

Part of the Miller’s “Pirongia Series”. Pirongia is the name of the nearest town where the Millers live. It is also the name of a nearby mountain.