Rare or threatened Australian plants
1981
Leigh, J. H. |
Briggs, J. D. (John D.) |
Hartley, William |
Wild plants
Australian Flora in the endangered species convention - CITES
1979
Leigh, J. H. |
Boden, Robert |
Australian plants at risk
1979
Hartley, William |
Leigh, J. H. |
Nuove segnalazioni per la flora del parco nazionale d'Abruzzo
1978
Spada, Francesco |
La flora del Parco Nazionale d'Abruzzo
1960
Anzalone, Bruno |
Bazzichelli, Giorgio |
The Snowdonia national park
1966
Condry, W. M. |
Conservation of threatened natural habitats
Hall, A. V. |
Vascular plants
1977
Perring, Franklyn |
Farrell, L. |
Rote Liste der gefährdeten Tiere und Pflanzen in der Bundesrepublik Deutschland
1978
Blab, Josef |
Nowak, Eugeniusz |
Trautmann, Werner |
Sukopp, Herberrt |