What is "dolichorrhiza"

Dolichorrhiza is a genus of flowering plants in the sunflower family.

1. Dolichorrhiza caucasica (M.Bieb.) Galushko - Armenia, Republic of Georgia, Azerbaijan
2. Dolichorrhiza correvoniana (Albov) Galushko - Republic of Georgia
3. Dolichorrhiza persica (Boiss.) B.Nord. - Iran
4. Dolichorrhiza renifolia (C.A.Mey.) Galushko - Republic of Georgia