What is a genus of Old World amaryllideous bulbous plants, having a funnel-shaped perianth with six narrow spreading lobes. The American species are now placed in the related genus Hymenocallis called?

pancratium — (Bot.) A genus of Old World amaryllideous bulbous plants, having a funnel-shaped perianth with six narrow spreading lobes. The American species are now placed in the related genus Hymenocallis. (Webster's 1913.)

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