According to the O/U, the following items are considered Kitniyos…
Beans
Buckwheat
Caraway
Cardamom
Corn
Edamame
Fennel Seeds
Fenugreek
Flaxseed (Linseed)
Green Beans
Hemp Seeds
Lentils
Millet
Mustard
Peas
Poppy Seeds
Rapeseed
Rice
Sesame Seeds
Soybeans
Sunflower Seeds
Teff