Leonurus glaucescens Bunge, 1830
Common names: Asian Motherwort [En], Asiatisches Herzgespann [De], Aslankuyruğu [Tu]
Palandöken, ERZURUM ● Turkey
Description: Biennial or perennial herb. The stems are erect, pubescent, 50-100 cm, branched.
The petiole of mid stem leaves is ca. 1.5 cm. The leaf blade is circular, c. 5 cm in diam., palmately 5-partite nearly to base, short strigose, with a subtruncate base. The lobes are cuneate to rhombic, pinnately divided into linear to linear-lanceolate segments. The verticillasters are 1.5-1.8 cm in diam., numerous. The floral leaves have a petiole ca. 2 cm, blade rhombic, c. 4 cm, 3-lobed, with a base cuneate, a lobe margin entire or linear incised.
The bracteoles are spiny, slightly reflexed, appressed pubescent, shorter than calyx tube. The calyx is obconical, appressed pubescent, conspicuously veined, with a tube of c. 4 mm. The calyx teeth are subulate, spinescent; the anterior teeth are spreading, 3-3.5 mm; the posterior teeth ca. 2.5 mm. The corolla is reddish purple, 1-1.2 cm, villous with a tube of c. 5 mm, villous annulate inside; the upper lip is straight, concave, narrowly ovate; the lower lip is horizontally spreading, narrowly ovate, the middle lobe is ovate, the lateral lobes are oblong.
The ovary is brown, with a truncate, puberulent apex.
Biology: Flowering in July.
Habitat: Pastures, valleys, thickets; 1500-2300 m
Distribution: Turkey (North East Anatolia), Caucasus, Ukraine, European Russia, western Siberia (Altai and Western Siberia), Mongolia, Kazakhstan, Uzbekistan, Inner Mongolia.
Flora of China
TÜBİVES, Turkish Plants Data Service