pes anserinus [ăn′sə-rī′nəs] n. The tendinous expansions of the sartorius, gracilis, and semitendinous muscles at the medial border of the tuberosity of the tibia. intraparotid plexus Liberaldictionary.com
pes anserinus is named as the bursa anserinus. The gracilis along with semitendinosus tendons are comparatively thick, strong, and also cordlike,
Pes Anserinus Pes Aserine
Pes Anserinus Bursitis Image. Source:http://webmedia.unmc.edu/medicine/todd/dissection/idg33hipknee/p0488pesanserinus
The pes anserinus is the insertion of the conjoined tendons of three muscles of the hamstring onto the front inside (anteromedial) surface of the shin bone