Dugald C. MacArthur
b Scotland. d 2018
Dugald C. MacArthurFl. forming a double triangle, 100mm wide; perianth segments 45mm long, very broadly ovate, blunt, mucronate, brilliant yellow, spreading, plane or with margins incurling, with midrib showing, of heavy substance, overlapping half; the inner segments narrower; corona 36mm long, funnel-shaped, ribbed, yellow-orange, with orange-yellow at base and strong orange at rim, mouth straight, frilled and lobed, with rim crenate. Sunproof. Strongly scented.
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