Fls 1-3 but usually 2 per stem, 72 mm wide; perianth segments broadly ovate, blunt, somewhat truncate, opening green, becoming tinged with medium yellow, with slight white mucro, spreading, plane, overlapping one-third; the inner segments narrower, with margins wavy; corona cup-shaped, closely ribbed, medium green with a suffusion of yellow, with a line of golden yellow at rim, mouth straight. Early