Kiesselbach's plexus is situated on the:
Kiesselbach's area (plexus) is a region in the anterior inferior region of the nasal septum where branches of the sphenopalatine, anterior ethmoidal, greater palatine, and facial aeries anastomose. Most nosebleeds (epistaxis) usually occur in this area.
Medial wall of the middle ear
Lateral wall of the naso-pharynx
Anterior inferior region of the nasal septum
Laryngeal aspect of epiglottis