This article is a list of diseases of pigeon peas (Cajanus cajan).
Alternaria alternata Alternaria tenuissima Colletotrichum cajani Colletotrichum truncatum Armillaria mellea Lasiodiplodia theobromae = Botryodiplodia theobromae Botryosphaeria xanthocephala Fusicoccum cajani [anamorph] Botrytis cinerea Cercoseptoria cajanicola Mycovellosiella cajani= Cercospora cajani Cercospora indica Cercospora instabilis Cercospora thirumalacharii Cladosporium oxysporum Cladosporium cladosporioides Sclerotium rolfsii Athelia rolfsii [teleomorph] = Corticium rolfsii Colletotrichum crassipes Pythium aphanidermatum Pythium splendens var.
hawaiianum Colletotrichum capsici Diplodia cajani Macrophomina phaseolina = Rhizoctonia bataticola Fusarium pallidoroseum = Fusarium semitectum Fusarium avenaceum Fusarium equiseti Fusarium udum Gibberella indica [teleomorph] Macrophomina phaseolina =Rhizoctonia bataticola Myrothecium gramineum Myrothecium roridum Neocosmospora vasinfecta Periconia byssoides Phaeoisariopsis griseola Phoma cajani Phyllosticta cajani Phytophthora drechsleri f.sp.
cajani Phytophthora drechsleri Phytophthora nicotianae var.
parasitica = Phytophthora parasitica Leveillula taurica Oidiopsis taurica [anamorph] Ovulariopsis ellipsospora Uredo cajani Sclerotinia sclerotiorum Aspergillus flavus Aspergillus niger Synchytrium phaseoli-radiati Synchytrium umbilicatum Thanatephorus cucumeris Rhizoctonia solani [anamorph] Choanephora cucurbitarum Rhizoctonia solani Thanatephorus cucumeris [teleomorph] Aphasmatylenchus Hoplolaimus seinhorsti Heterodera cajani Meloidogyne acronea Meloidogyne arenaria Meloidogyne incognita Meloidogyne javanica Cowpea mosaic virus Mycoplasma-like organism Virus (most likely)