Culm samples were collected at four sites
in Colombia: Hacienda Nápoles (Montenegro,
Quindío), Center for the study of Bamboo-
Guadua (Córdoba, Quindío), Botanical garden
of the Universidad Tecnológica de Pereira
(Risaralda) and Centro Nacional de
Investigaciones de Café-Cenicafé (Chinchiná,
Caldas).