Career
He specialized in the study of Amaryllidaceae. He also did horticultural studies on beans. Amaryllis Year Book. Subfamilies (4) Allioideae 4 tribes Hemerocalloideae 1 tribe: Hemerocalleae Ixiolirioideae 2 tribes Amarylloideae (2 infrafamilies: Amarylloidinae 12 tribes, Pancratioidinae 4 tribes) Education