The mechanics of cell fate determination in petals.
Cathie Martin, Kiran Bhatt, Kim Baumann, Hailing Jin, Sabine Zachgo, Keith Roberts, Zsuzsanna Schwarz-Sommer, Beverley Glover, and Maria Perez-Rodrigues
Philos Trans R Soc Lond B Biol Sci. 2002 June 29; 357(1422): 809–813. doi: 10.1098/rstb.2002.1089.PMCID: PMC1692987