TY  - JOUR 
T1  - Macro and microscopical identification of four species of Baccharis from trimera group
JO  - Revista Brasileira de Farmacognosia
A1  - Budel, J.M.
A1  - Duarte, M.R.
A1  - Santos, C.A.M.
A1  - Cunha, L.M.
SN  - 0102-695X
UL  - 10.1590/S0102-695X2003000400014
VL  - 13 
Y1  - 2003
PB  - Brasil 
ER  -