GOLDENROD
goldenrod
(noun) any of numerous chiefly summer-blooming and fall-blooming North American plants especially of the genus Solidago
Source: WordNet® 3.1
Etymology
Noun
goldenrod (countable and uncountable, plural goldenrods)
Any tall-stemmed plant principally from genus Solidago (also Oligoneuron), usually with clusters of small yellow flowers.
A golden-yellow colour, like that of the goldenrod plant.
Adjective
goldenrod (comparative more goldenrod, superlative most goldenrod)
Of a golden-yellow colour, like that of the goldenrod plant.
Source: Wiktionary
Gold"en-rod`, n. (Bot.)
Definition: A tall herb (Solidago Virga-aurea), bearing yellow flowers in a
graceful elongated cluster. The name is common to all the species of
the genus Solidago. Golden-rod tree (Bot.), a shrub (Bosea
Yervamora), a native of the Canary Isles.
Source: Webster’s Unabridged Dictionary 1913 Edition