]> Botany Coll. (British Columbia): UBC (Erigeron aureus Greene specimen) Beamish, Katherine I., Vrugtman, Freek & Sperrings, K. Beamish, Katherine I., Vrugtman, Freek & Sperrings, K. K. I. Beamish, F. Vrugtman & K. Sperrings Katherine I. Beamish, Freek Vrugtman & K. Sperrings