Nawaz, R. et al. 2026. Morphological and Leaf-Epidermal Trait Variation among 21 Poaceae Species from Layyah District, Pakistan. Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences. 63, 3 (Sep. 2026). DOI:https://doi.org/10.53560/PPASB(63-3)1141.