Dr. Tom D. Throckmorton
d 2000. Des Moines, Iowa, USA. Creator of the daffodil colour-coding system introduced in 1975
Fl. 100 mm wide; corona with green at base.
Late Snow, 3 W-GWW, Dr. Tom D. Throckmorton, United States, 1975Photo #3716 Elise Havens, USA