P. hastata

P. hastata may refer to:
 * Pavonia hastata, Cav., a plant species in the genus Pavonia
 * Phacelia hastata, the silverleaf scorpion-weed, a plant species
 * Populus hastata, a synonym for Populus trichocarpa, a tree species
 * Prosthechea hastata (Lindl.) W.E.Higgins (1997 publ. 1998), an orchid species in the genus Prosthechea