Standard common names for weeds in New Zealand : including casuals, economic plant escapes and agricultural seed impurities /

by Healy, A. J. (Arthur John), 1917-
Published 1984

Identification of weeds and clovers,

by Healy, A. J. (Arthur John), 1917-
Published 1970

A guide to the identification of New Zealand common weeds in colour /

by Upritchard, E. A. (Ernest Alan), 1942-
Published 1985

A guide to the identification of New Zealand common weeds in colour /

by Upritchard, E. A. (Ernest Alan), 1942-
Published 1986