$modus 0: smartphone
$modus 1: smartphone
Houstonia purpurea
Houstonia purpurea L. [Accepted]
Rubiaceae Rubioideae Hedyotideae
12 537402 Houstonia purpurea L.
B. Maund, Bot. Gard., vol. 8 : t. 171, fig. 3 (1839) [Mills]
16 537402 Houstonia purpurea L. [-1-1]
J. Torrey, Fl. New York [coloured version], vol. 1 : t. 44, fig. A (1843) [unsigned]
2 537402 Houstonia purpurea L.
Helen Sharp, Water-color Sketches Amer. Pl.: (1888-1910) [Helen Sharp]
2 537402 Houstonia purpurea L.
C.L. Loddiges, Bot. Cab., vol. 17 : t. 1621 (1830) [G.L. Loddiges]