Boreale:  Answers to key questions in Budd's Flora and Flora of Alberta leading to this species.   leaflets with obscure veins; NOT conspicuously veined calyx teeth almost equal, linear-subulate, about as long or longer than the calyx tube; NOT [very unequal, the upper ones nearly triangular, shorter than the calyx tube]

 

Hedysarum: Answers to key questions in Budd's Flora and Flora of Alberta leading to this genus.  herbs; NOT shrubs plants NOT climbing terminal leaflet normal; NOT replaced by a tendril leaves pinnately divided; NOT palmately divided inflorescence a raceme; NOT a loose few-flowered umbel-like head keel truncate; NOT acute pods segmented or jointed, breaking up at maturity (ie. a loment)

Leguminosae: Answers to key questions in Budd's Flora leading to this family.  herbs; NOT shrubs, NOT trees plants terrestrial or semiaquatic; NOT aquatic plants NOT with colored milky juice plants with more than one normal leaf some or all leaves alternate; NOT [opposite, whorled, or basal] leaves with stipules flowers with two floral rings, and with each petal distinct from the others calyx regular flowers irregular in shape corolla pea-like; NOT [with one petal spurred or sac-like] stamens usually separate or partly so; NOT in a column fruit a legume; NOT a 3-valved capsule