 The same pose for women is sometimes called Siddha Yoni Asana.Muktasana, Liberation Pose, is either exactly the same as Siddhasana, as stated in the 15th century "Hatha Yoga Pradipika", or a variant with the feet close in to the perineum but resting on the ground.This variant is sometimes called Ardha Siddhasana (Sanskrit अर्ध "ardha", half).