Yellow Mignonette - Reseda lutea
Other Names:
Yellow Upright Minonette, Wild Mignonette
Stems 25–60 cm, branched. Leaves mainly cauline, deeply 3-lobed below, pinnately 3- to 7-lobed above into linear-oblanceolate segments. Flowers: sepals 6, linear; petals usually 6, ca. 5 mm long, nearly equal, 3-lobed; stamens 15 to 25. Capsule oblong, 6–8 mm long (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).