TY  - SER
AU  - Schofield,Eileen K.
TI  - Galápagos flora : : the threat of introduced plants 
U1  - 333.9533 23
PY  - 1973///
KW  - Plantas introducidas
KW  - Introduced plants
KW  - Weeds
KW  - Malezas
N2  - BIB Now: 6248
ER  -