pi upsilon rho pi upsilon rho pi upsilon rho (πυρ) was a united states-based professional fraternity for homeopathy students established at hahnemann medical college in 1876 under the name ustion. it changed its name to pi upsilon rho in 1909. pi upsilon rhoπυρfounded1876 (1876)hahnemann medical collegetypeprofessionalaffiliationindependentemphasishomeopathy; medicalscopenational (us)publicationthe torchchapters7 installedmembers1,194 (1879) lifetimeheadquarters us by 1920 it had five active chapters. it has been credited as one of the united states' oldest medical fraternities. the fraternity's governing body, the supreme corpus, would meet annually at the convention of the american institute of homeopathy. symbols and traditions the badge of the society is in the form of a diamond lozenge, with the greek letters π, υ and ρ across the middle. above this are three torches and below this are two crossed bones. an image of the badge is at the center of the fraternity's crest. the quarterly periodical of the fraternity was the torch. chapters were named "vertebrae", and were designated by latin numerals. officers were named thusly: encephalon (president) medulla oblongata (vice-president) calamus scriptorius (secretary) optic thalamus (treasurer) torcular herophili (inductor) chapters city and state school chapter status installed date and range reference chicago, il hahnemann medical college prima dormant 1876–19xx columbus, oh ohio state university tertia dormant 1893–19xx philadelphia, pa hahnemann medical college quarta dormant 1901–>1943 denver, co denver homeopathic medical college quinta dormant 1902–1906 detroit, mi detroit homeopathic medical college sexta dormant 1903–19xx valhalla, ny new york medical college (ny homeopathic medical college) septa dormant 1905–19xx ann arbor, mi university of michigan octa dormant 1906–19xx