Ornithogalum angustifolium = O. umbellatum L. sensu SPETA 2000 (in former times the nowadays Ornithogalum divergens had been understood as O. umbellatum L. ).
Ornithogalum angustifolium is one of the clans within the aggregate of the Umbellate White Stars of Bethlehem Ornithogalum umbellatum agg., for a survey and comparison of Western German clans see there. Within the Ornithogalum umbellatum group Ornithogalum angustifolium is is a rather tiny plant with few blossoms and narrow leaves. The leaves are appearing before flower, and can already be withering at flowering time. The white edge at the bottom side of the outer petals is rather wide. Ornithogalum angustifolium is relatively late in flower compared with other clans of the umbellatum aggregate.