Diseases of Cattleya Lindl. spp.

Bacterial soft rot: Erwinia carotovora subsp. carotovora (Jones 1901) Bergey
et al. 1923; = Pectobacterium carotovorum (Jones 1901) Waldee 1945
Brown spot: Acidovorax avenae subsp. cattleya (Pavarino 1911) Willems
et al. 1992; = Pseudomonas cattleya (Pav.) Sav.

Anthracnose: Colletotrichum crassipes (Speg.) Arx; Glomerella cingulata (Stoneman) Spauld. & H. Schrenk; Colletotrichum gloeosporioides (Penz.) Penz. & Sacc
[anamorph]; Gloeosporium cattleyae Henn.
Basal rot: Sclerotium rolfsii Sacc.
Black rot: Phytophthora cactorum (Lebert & Cohn) J. Schroet.; Pythium ultimum Trow
Bloom shoot necrosis: Alternaria sp.
Dieback: Botryodiplodia oncidii (Henn.) Petr. & Syd.
Flyspeck: Schizothyrium perexiguum (Roberge) Hoehn.
Gray mold: Botrytis cinerea Pers.:Fr.; Botryotinia fuckeliana (deBary) Whetzel [teleomorph]
Leaf necrosis: Curvularia sp.
Leaf rot: Pythium splendens H. Braun
Leaf spot: Alternaria sp.; Cercospora angraeci Feuillebois & Roum.; C. odontoglossi Prill. & Delacr.; Chaetodiplodia sp.; Coniothyrium sp.; Corynespora cassiicola (Berk. & M.A. Curtis) C.T. Wei; Diplodia laelio-cattleyae Sibilia; D. paraphysaria Sacc.; Fulvia fulva (Cooke) Cif.; Lasiodiplodia theobromae (Pat.) Griffon & Maubl.; Leptothyrium sp.; Phoma oncidii-sphacelati Tassi; Phyllosticta capitalensis Henn.; Pseudocercospora sp.; Septoria selenophomoides Cash & A.M. Watson
Pseudobulb and root rot: Fusarium oxysporum Schlechtend.:Fr. f. sp. cattleyae V. Foster
Root and stem rot: Rhizoctonia solani Kühn
Root rot: Phytophthora palmivora (E.J. Butler) E.J. Butler
Rust: Sphenospora kevorkianii Linder; Uredo nigropuncta Henn. [anamorph]; U. behnickiana Henn.

Flower break: genus Tobamovirus, Odontoglossum ringspot virus (ORSV)
Mosaic: genus Potexvirus, Cymbidium mosaic virus (CymMV); genus Tobamovirus, Odontoglossum ringspot virus (ORSV)
White cell necrosis: genus Potexvirus, Cymbidium mosaic virus (CymMV)