Dugald C. MacArthur
b Scotland. d 2018
Dugald C. MacArthurFl. forming a double triangle, 114 mm wide; perianth segments ovate, blunt, mucronate, greenish white, spreading, plane, with some margins incurling, smooth and of heavy substance, overlapping one-third; the inner segments narrower; corona funnel-shaped, ribbed, pink, with yellow-green at base, mouth flared, wavy, with rim notched and rolled. Sunproof. Sweetly scented.