Billbergia formosa is a species of flowering plant in the genus Billbergia. It is endemic to Peru but cultivated elsewhere as an ornamental.Kew World Checklist of Selected Plant Families The species is very rare in the wild and listed as endangered.León, B., J. Roque, C. Ulloa Ulloa, N. C. A. Pitman, P. M. Jørgensen & A. Cano E. 2006 . El Libro Rojo de las Plantas Endémicas del Perú. Revista Peruana de Biologia 13(núm. 2 especial): 1s–971s.Vásquez Martínez, R. 1997. Flórula de las reservas biológicas de Iquitos, Perú: Allpahuayo–Mishana, Explornapo Camp, Explorama Lodge. Monographs in systematic botany from the Missouri Botanical Garden 63: 1–1046.
Cultivars Billbergia 'Caroliniana' Billbergia 'Wallonia'BSI Cultivar Registry Retrieved 11 October 2009
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