It is a voluminous connective-tissue formation known by the name of "fibroma diffusum."
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
A fibroma upon the larynx is not an infrequent occurrence in the ox.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
Thus a tumor formed after the type of fibrous tissue is a fibroma.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler