Colias caucasica, the Balkan clouded yellow, is a butterfly in the family Pieridae. It is found in the western Caucasus, in northeastern Turkey, and in the Balkan Peninsula.
Description Similar to but larger and more deeply orange red than Colias myrmidone, the distal margin being more broadly black; on the underside, which is similar to that of C. myrmidone, the very large central double spot of the hindwing is prominent. The female is mostly yellowish white, rarely orange red, bearing small light submarginal spots.
Biology The larvae feed on Cytisus and Astragalus caucasicus.
Subspecies Colias caucasica caucasica Staudinger, O in Staudinger, O. & Wocke, F. 1871 Catalog der Lepidopteren des europaeischen Faunegebiets (Edn. 2) Colias caucasica balcanica Rebel, 1901 Rebel, H. in Staudinger, O. & Rebel, O. 1901 Catalog der Lepidopteren des palaearktischen Faunengebiets. I. Famil. Papilionidae - Hepialidae. - may be a full species (Colias balcanica)
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