[1] Pontificia Univ Catolica Valparaiso, Fac Ciencias Mar & Geog, Inst Geog, Ave Brasil 2241, Valparaiso 2362807, Chile
[2] Univ Nacl Mayor San Marcos, Museo Hist Nat, Dept Dicotiledoneas, Lab Florist, Ave Arenales 1256,Apartado 14-0434, Lima, Peru
[3] Univ Nacl Mayor San Marcos, Museo Hist Nat, Ave Arenales 1256,Apartado 14-0434, Lima, Peru