Palynological diversity and plastid phylogenetic placement of Papilionaceae in the Kurram Valley, Pakistan, a Himalayan floristic crossroads
The family Papilionaceae remains taxonomically challenging due to high phenotypic plasticity and convergent floral traits. Pollen morphology offers more stable diagnostic signatures. The Kurram Valley, a biogeographic crossroads of the Irano-Turanian, Sino-Japanese, and Saharo-Sindian regions along the Pak-Afghan borde...