POINCIANA
Poinciana, subgenus Poinciana
(noun) small subgenus of ornamental tropical shrubs or trees; not recognized in some classifications
Source: WordNet® 3.1
Noun
poinciana (plural poincianas)
a tropical shrub with bright orange-red flowers
Source: Wiktionary
Poin`ci*a"na, n. Etym: [NL. Named after M. de Poinci, a governor of
the French West Indies.] (Bot.)
Definition: A prickly tropical shrub (Cæsalpinia, formerly Poinciana,
pulcherrima), with bipinnate leaves, and racemes of showy orange-red
flowers with long crimson filaments.
Note: The genus Poinciana is kept up for three trees of Eastern
Africa, the Mascarene Islands, and India.
Source: Webster’s Unabridged Dictionary 1913 Edition