Taraxacum hybernum

Taraxacum hybernum, also known as krim-saghyz, or Autumn dandelion, is a perennial species of flowering plant in the family Asteraceae. In dry spring it produces only a rosette of leaves. In the wild, it blooms in spring or autumn, depending on moisture conditions, as a cultivated plant it has been reported to have two flowerings in one season.

Distribution
Taraxacum hybernum is commonly found in Southern Europe, the Balkans, Crimea, and Turkey.

Uses
It has been researched in the Soviet Union as a source of latex for rubber production, with "very good results" and 800ha worth of plantations in both North Caucasus and South Caucasus (as of 1934).