Any of several South American perennial herbs of the genus Alstroemeria, popular as cut flowers for their showy, variously colored blooms.
Origin of alstroemeriaNew Latin genus name after Baron Clas Alstroemer (1736-1794), Swedish naturalist
(countable and uncountable, plural alstroemerias)
- Any member of the genus Alstremeria of South American flowering plants, the Peruvian lilies.
From the genus name.