R.A. van der Schoot
Established 1917, rd up to 1935. Hillegom, Holland.
R.A. van der SchootPerianth segments very broadly ovate, rounded at apex, only very slightly mucronate, sulfur yellow, spreading, overlapping half; the inner segments more narrowly ovate, a little inflexed, with margins wavy; corona funnel-shaped, broad, dark yellow, tightly frilled, with rim slightly flanged.
There are no photos of "Yellow Bird" in Daffseek.