Perianth segments yellow, with sulfur white at base; corona tinged pale lemon yellow, becoming white in cooler conditions.
Valley Forge, 1 YYW-Y, William G. Pannill, United States, 1985
Photo #22052 Heath Family Archives, USAValley Forge, 1 YYW-Y, William G. Pannill, United States, 1985
Photo #463 ADS Photo, USA