Fl. 100 mm wide; perianth segments broadly ovate, blunt, vivid yellow, with white mucro, spreading, plane, margins sometimes slightly incurling, very smooth, overlapping 1/3; inner segments more narrowly ovate, slightly inflexed, margins a little wavy; corona cylindrical, smooth or lightly ribbed, darker in tone than the perianth, mouth a little expanded, rim flanged, deeply notched and minutely crenate.

‘St Keverne’ is named after the village on the Lizard Peninsula . This daffodil was probably raised by P.D., ‘St Keverne’ and was named and registered by his son Michael in 1934. Named for the location, Lanarth, St. Keverne, Cornwall, where P,D. Williams raised daffodils until his death in 1935 at the age of 70.