Beard fungus is not a very common condition in the present day world. In ectothrix infections the fungal filaments hyphae and spores arthroconidia cover the outside of the hair.
Alopecia Barbae What To Do If Youre Losing Your Beard https://www.menshealth.com/uk/health/a759548/alopecia-barbae-what-to-do-if-youre-losing-your-beard/
Beard Ringworm Tinea Barbae Skin Disorders Merck Manuals https://www.merckmanuals.com/home/skin-disorders/fungal-skin-infections/beard-ringworm-tinea-barbae