Cobaea C. lutea
Cobaea is a genus of tropical American vines with large, sometimes showy flowers and free sepals.
Standley, P. C. 1914. A revision of the genus Cobaea. Contr. U. S. Natl. Herb. 17: 448–458.

Prather, L. A. 1996. Three new species of Cobaea (Polemoniaceae). Brittonia 48: 111-119.

Prather, L. A. and R. K. Jansen. 1998. The phylogeny of Cobaea (Polemoniaceae) based on sequence data from the ITS region of nuclear ribosomal DNA. Systematic Botany 23: 55-70.

Prather, L. A. 1999. The relative lability of floral vs non-floral characters and a morphological phylogenetic analysis of Cobaea (Polemoniaceae). Botanical Journal of the Linnean Society. 131: 433-450.

Prather, L. A. 1999. Systematics of Cobaea (Polemoniaceae). Systematic Botany Monographs 57: 1-81.

Sahagún-Godínez, E., J. A. Lomelí-Sención, and L. A. Prather, 200-. Habitat and range extension of Cobaea lutea (Polemoniaceae) in western Mexico. Acta Botanica Mexicana. Accepted.

Prather, L. A. 200-. Cobaea. In: Flora Mesoamericana, Vol. 4. G. Davidse, M. Sousa S., & A. O. Chater, eds. In press.

Acanthogilia Aliciella Allophyllum Bonplandia Bryantiella Cantua Cobaea Collomia Dayia Eriastrum Gilia Giliastrum Gymnosteris Ipomopsis Langloisia Lathrocasis Leptodactylon Leptosiphon Linanthus Loeselia Loeseliastrum Microgilia Microsteris Navarretia Phlox Polemonium Saltugilia