Perianth segments very broad, rounded or sometimes squarish at apex, truncate, slightly mucronate, spreading, plane, regular, overlapping half; the inner segments narrower, a little inflexed, with margins sometimes wavy or a little incurled; corona shallow, lightly ribbed, mouth expanded and loosely frilled.
Tobernaveen, 3 W-GWW, Guy L. Wilson, Northern Ireland, 1960
Photo #4992 Wells Knierim, USA