Genome-Wide Identification of the Hsp20 Family Responding to Heat Stress in Sunflower (Helianthus annuus L.)
Findings provide a comprehensive foundation for understanding the evolutionary history and expression dynamics of the HaHsp20 family in sunflower, and highlight HaHsp21.59 and HaHsp25.91 as promising candidate genes for future functional validation of their potential roles in heat stress tolerance.