ZINNIA
zinnia, old maid, old maid flower
(noun) any of various plants of the genus Zinnia cultivated for their variously and brightly colored flower heads
Source: WordNet® 3.1
Etymology
Noun
zinnia (plural zinnias)
Any of several brightly coloured flowering plants, of the genus Zinnia, native to tropical America; old maid
Proper noun
Zinnia
A female given name from English from the flower
Source: Wiktionary
Zin"ni*a, n. Etym: [NL. So called after Professor Zinn, of
Göttingen.] (Bot.)
Definition: Any plant of the composite genus Zinnia, Mexican herbs with
opposite leaves and large gay-colored blossoms. Zinnia elegans is the
commonest species in cultivation.
Source: Webster’s Unabridged Dictionary 1913 Edition