Nemorosa:  Answers to key questions in Budd's Flora and Flora of Alberta leading to this species. plants annual stems 5 to 30 cm high flowering stems usually with 2 or more leaves pedicels 1.5 - 4 times as long as the pod stem leaves usually 1-5 leaves ovate to oblong, denticulate flowers (pale) yellow pods 5 - 10 mm long

 

Draba: Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus. petals yellow fruit pod-like (silique or silicle), dehiscent by 2 valves pods not compressed at right angles to the central partition pods opening lengthwise pod conspicuously flattened, elliptic to linear oblong, often twisted pods much flattened, at least twice as wide as thick pods not more than 3 (BF) or 4 (FOA) times as long as wide

 

Cruciferae: Answers to key questions in Budd's Flora leading to this family. herbs plants terrestrial or semi-aquatic plants not with colored milky juice plants with more than one normal leaf leaves without stipules, or having glands some or all leaves alternate calyx regular 4 sepals corolla regular in shape 4 petals stamens usually 6, 4 long and 2 short ovary superior 1 or 2 carpels