Dugald C. MacArthur
b Scotland. d 2018
Dugald C. MacArthurFl. forming a double triangle, 103mm wide, facing up; perianth segments 43mm long, very broad, blunt, mucronate, brilliant yellow, spreading, convex, with margins incurling, creased, of heavy substance, overlapping one-third; the inner segments slightly narrower; corona 48mm long, cylindrical, ribbed, vivid yellow, mouth flared and frilled, with rim crenate. Sweetly scented.
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