Thalictrum flavum (Cultivated- USA)

Thalictrum flavum L., Sp. Pl. 546 1753. (Syn: Thalictrum angustatum Weinm. ex Lecoy.; Thalictrum anonymum Wallr. ex Lecoy.; Thalictrum belgicum Jord.; Thalictrum capitatum Jord.);

Thalictrum flavum (common name yellow meadow rue) is a flowering plant species in the family Ranunculaceae, native to Caucasus and Russia (Siberia).

Growing to 100 cm (39 in) tall by 45 cm (18 in) broad, it is an herbaceous perennial producing clusters of fluffy yellow fragrant flowers in summer. The flowers are composed of short sepals and longer, erect stamens.^[1]^[2]

The subspecies T. flavum subsp. glaucum has gained the Royal Horticultural Society‘s Award of Garden Merit.^[3]

The specific epithet flavum means “pure yellow”.^[4]

(From Wikipedia on 2.2.15)