Some Recent Aquilegia papers:

Whittall, JB and SA Hodges. 2007. Pollinator shifts drive increasingly long nectar spurs in columbine flowers. Nature 447:706-709.

Kramer, Elena M., Lynn Holappa, Billie Gould, M. Alejandra Jaramillo, Dimitriy Setnikov, and Philip M. Santiago. 2007. Elaboration of B gene function to include the identity of novel floral organs in the lower eudicot Aquilegia. Plant Cell 19:750-766.

Gould, Billie and Elena M Kramer. 2007. Virus-induced gene silencing as a tool for functional analyses in the emerging model plant Aquilegia (columbine, Ranunculaceae). Plant Methods 3:6.

Whittall, Justen B., Claudia Voelckel, Daniel Kliebenstein, and Scott A. Hodges. 2006. Convergence, constraint and the role of regulatory genes during adaptive radiation: Floral anthocyanins in Aquilegia. Molecular Ecology, 15: 4645-4658. Editor’s Choice, Science 314:1842.

Whittall, Justen B., Andrew Medina-Marino, Elizabeth A. Zimmer and Scott A. Hodges. 2006. Generating single-copy nuclear gene data in a recent adaptive radiation. Molecular Phylogenetics and Evolution 39:124-134.