HeterochroaHeterochroa is a genus of flowering plants in the carnation family, Caryophyllaceae. It includes six species native to temperate Eurasia, ranging from Iran to Central Asia, Mongolia, Siberia, and the Russian Far East.SpeciesSix species are accepted.Heterochroa antoninae Heterochroa desertorum Heterochroa microphylla Heterochroa petraea Heterochroa turkestanica ''Heterochroa violacea''