Henri Ernest Baillon

Malassezia furfur (formerly known as Pityrosporum ovale) is a species of yeast (a type of fungus) that is naturally found on the skin surfaces of humans and some other mammals. It is associated with a variety of dermatological conditions caused by fungal infections, notably seborrhoeic dermatitis and tinea versicolor. As an opportunistic pathogen, it has further been associated with dandruff, malassezia folliculitis, pityriasis versicolor (alba), and malassezia intertrigo, as well as catheter-related fungemia and pneumonia in patients receiving hematopoietic transplants and patients receiving

Malassezia is a genus of fungi (specifically, a yeast belonging to the division Basidiomycota). Some species of Malassezia are found on the skin of animals, including humans. Because malassezia requires fat to grow, it is most common in areas with many sebaceous glands—on the scalp, face, and upper part of the body.