data(bci)
Hubbell, S.P., Condit, R., and Foster, R.B. 2005. Barro Colorado Forest Census Plot Data. URL https://ctfs.arnarb.harvard.edu/webatlas/datasets/bci.
Condit, R. 1998. Tropical Forest Census Plots. Springer-Verlag and R. G. Landes Company, Berlin, Germany, and Georgetown, Texas.