alstroemeria
Concise Oxford English Dictionary © 2008 Oxford University Press:
alstroemeria /ˌalstrəˈmɪərɪə/
▶noun a South American plant cultivated for its showy lily-like flowers. [Genus Alstroemeria.]
– origin C18: mod. L., named after the Swedish naturalist Klas von Alstroemer.
'alstroemeria' also found in these Oxford entries:

