Botanical name: Corydalis meifolia Family: Fumariaceae (Fumitory family)
Synonyms: Capnoides meifolia, Corydalis meifolia var. violacea
Threadleaf Corydalis is a Himalayan herb with flowers yellow or sometimes orange, with brown-purple or violet tips. Flowers are borne in a dense, almost flat-topped cluster 3-5 cm long. Flowers are 1.2-1.8 cm long including the spur which is much less than half as long as the flower. Upper petal has a prominent dorsal wing. Leaves are glaucous, many times cut into linear or threadlike pointed segments. Basal leaves are large, 10-30 cm, long-stalked. Threadleaf Corydalis is an erect or spreading leafy perennial herb, usually unbranched, 15-30 cm tall, with a thick rootstock, covered with old leaf bases. Capsule is oblong-elliptic, 7-10 mm, with a curved style. It is found in the Himalayas, from Himachal Pradesh to SE Tibet. Flowering: June-August.
Identification credit: Krishan Lal, Magnus Lidén
The flower labeled Threadleaf Corydalis is ...