Here is a recipe for Carrot Latkes from All Recipes, simple fritters that can be made many different ways depending upon the seasonings and vegetables you choose to use.
Chocolate & Zucchini have a recipe for a lovely Green Quiche with Walnuts recipe which can be adapted to use chard, kale, sorrel or turnip or radish leaves. You could also substitute the walnuts for other nuts.
The Russian Cabbage Pie from Global Table Adventure is a nice idea to do something different with cabbage.
Finally, who can go past Smashed Broad Beans on Toast from Olive, with lemon, garlic and chilli they are absolutely delicious.