Guide to Wild Germplasm
Brassica and allied crops (tribe Brassiceae, Brassicaceae)3rd Edition
Warwick1 S.I., Francis1 A. and Gugel2 R.K. (2009)

Contact: Suzanne.Warwick@AGR.GC.CA
2AAFC, Saskatoon Research Centre, 107 Science Place, Saskatoon,
Saskatchewan, Canada S7N 0X2
Edition 3 of the Guide has been divided into 5 separate pdf

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INTRODUCTION 
PART I: Taxonomic Checklist and Life History, Ecological, and Geographical Data
PART II: Chromosome Numbers 
PART III: Interspecific and Intergeneric Hybridization Data 
PART IV: Wild Crucifer Species as Sources of Agronomic Traits 
Additional resource:
Key to the Brassicaceae (Cruciferae) of Canada and Alaska
By: Gerald A. Mulligan