Alexopoulos’s system is valued for its clarity and logical organization. It treats fungi as a distinct kingdom and divides them primarily based on their (sexual and asexual spores) and thallus organization .
Alexopoulos formally recognized Deuteromycetes as an artificial class for convenience, explicitly stating that many are anamorphs of Ascomycetes or Basidiomycetes. alexopoulos classification of fungi
These are considered the most primitive true fungi because they produce (zoospores), indicating an aquatic ancestry. Alexopoulos’s system is valued for its clarity and