Fl. rounded, 103mm wide; perianth segments 42mm long, roundish, very broad, blunt, mucronate, spreading, plane, with margins very narrowly incurling, creased and of heavy substance, overlapping half or more; the inner segments narrower, scarcely mucronate, somewhat shouldered at base; corona 20mm long, cup-shaped, angled, mouth ribbed and slightly expanded, with rim notched and narrowly
flanged. Mid-season.

There are no photos of "Finn McCool" in Daffseek.