Houstonia with oval, smooth leaves, growing mostly by threes; stem weak, rather shrubby; flowers terminate the branches, and are scarlet.
Published in Bot. Repos. 2: 106 in 1800.
...Sir J. Banks... by whom it was sent to the Royal Gardens, Kew, in 1793. It is a native of South America...
Synonym of Bouvardia ternifolia (Cav.) Schltdl.