References
Negrón-Ortiz, V., and R.J. Hickey. 1996b. The genus Ernodea (Rubiaceae) in the Caribbean basin. I. Allozyme variation and mating systems. Syst. Bot. 21: 433-443. Google Scholar
Negrón-Ortiz, V., and R.J. Hickey. 1996b. The genus Ernodea (Rubiaceae) in the Caribbean basin. I. Allozyme variation and mating systems. Syst. Bot. 21: 433-443. Google Scholar