[rainie]

Thinking along the lines of brassicas, alliums, legumes, roots & tuberons. Where does sweetcorn go? And what about pumpkin and squashes? What group are they called?

[mumofstig]

miscellaneous  

Have a look at John's helpful pages about classification and rotation

http://www.allotment-garden.org/vegetable/crop-rotation/crop-family-group.php

[rainie]

Aha, thats what i have been calling them.