TY  - SER
AU  - Gibbs,P.e.
TI  - Taxonomic studies on the genus Echium 1. An outline revision of the spanish species / P. E. Gibbs
PY  - 2006///
KW  - Echium
KW  - Boraginaceae
KW  - Flora
KW  - España
N1  - il. byn., maps
ER  -