This article is a list of diseases of cotton (Gossypium spp.).
Lasiodiplodia theobromae = Diplodia gossypina Botryosphaeria rhodina [teleomorph] = Physalospora rhodina Phytophthora spp.
vasinfectum Alternaria macrospora Alternaria alternata Cercospora gossypina Mycosphaerella gossypina [teleomorph] Cochliobolus spicifer Bipolaris spicifera [anamorph] = Curvularia spicifera = Cochliobolus spicifer Myrothecium roridum Rhizoctonia solani Stemphylium solani Aspergillus flavus Nematospora spp.
Nigrospora oryzae Phymatotrichopsis omnivora = Phymatotrichum omnivorum Leveillula taurica Oidiopsis sicula [anamorph] = Oidiopsis gossypii Salmonia malachrae Ashbya gossypii Eremothecium coryli = Nematospora coryli Aureobasidium pullulans Sclerotium rolfsii Athelia rolfsii [teleomorph] Colletotrichum gossypii Fusarium spp.
Rhizoctonia solani Thanatephorus cucumeris [teleomorph] Thielaviopsis basicola Chalara elegans [synanamorph] This list also contains uncharacterized graft transmissible pathogens.