panbiogeographic papers

[John Grehan]

Two more recent publications

Cortes, R., and Franco, P. (1997). Analisis panbiogeographico de la flora
de Chiribiquete,
Columbia. Caldasia 19 (3): 465-478.

Applies combatibility track analysis to 104 plant species. The orgin of the
Chiribiquete flora is predicted to be related to the geoloy of the Guaynan
shield.

Franco-Rosselli, P., and Berg, C. C. (1997). Distributional patterns of
Cecropia (Cecropicaeae): a panbiogeographic analysis. Caldasia 19(1-2):
285-296.

Genarlized tracks and nodes are identified for the family. The Andean
uplift is suggested as a possible factor in speciation.

John Grehan