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Gummy stem blight is a cucurbit-rot disease caused by the fungal plant pathogen Didymella bryoniae (anamorph Phoma cucurbitacearum). [1] Gummy stem blight can affect a host at any stage of growth in its development and affects all parts of the host including leaves, stems and fruits. [1]
Bacterial diseases; Bacterial leaf spot Burkholderia andropogonis = Pseudomonas androponis = P. woodsii: Bacterial wilt Burkholderia caryophylli = Pseudomonas caryophylli: Bacterial slow wilt Erwinia chrysanthemi: Crown gall Agrobacterium tumefaciens: Fasciation Rhodococcus fascians = Corynebacterium fascians
This is a glossary of some of the terms used in phytopathology.. Phytopathology is the study of plant diseases. It is a multi-disciplinary science since prerequisites for disease development are the presence of a susceptible host species, a pathogen and the appropriate environmental conditions.
Oxalis tetraphylla (often traded under its synonym O. deppei) is a bulbous herbaceous perennial plant from Mexico. It is sometimes sold as lucky clover or shamrock (though it is neither a clover nor a shamrock). In the wild or feral state it is often called four-leaved wood-sorrel after its family, Oxalidaceae.
The shamrock is synonymous with Ireland and St. Patrick's Day. Mary Lee offers a history lesson and some interesting facts about this plant. Over the Garden Fence: All about shamrocks
Diplocarpon mespili is a pathogenic fungus which causes quince leaf blight, a leaf disease affecting chiefly common quince. It occurs in wet summers, causing severe leaf spotting and early defoliation, also affecting fruit to a lesser extent. It may also affect other Rosaceae such as hawthorn and medlar, but is typically less damaging than on ...
Oxalis triangularis, commonly called false shamrock, is a species of perennial plant in the family Oxalidaceae. It is native to several countries in southern South America . This woodsorrel is typically grown as a houseplant but can be grown outside in USDA climate zones 8a–11, preferably in light shade.
Parochetus communis, known in English as shamrock pea or blue oxalis, [1] is a species of legume, and the only species in the genus Parochetus and in the subtribe Parochetinae. [6] It is a low-growing plant with blue papilionaceous flowers and clover -like leaves.