Ascochyta
Encyclopedia
Ascochyta is a genus
of ascomycote
fungi
, containing several pathogens to plants. The taxonomy of this genus is still incomplete.
Some of these pathogens affect grass species
, including grain
s.
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...
of ascomycote
Ascomycota
The Ascomycota are a Division/Phylum of the kingdom Fungi, and subkingdom Dikarya. Its members are commonly known as the Sac fungi. They are the largest phylum of Fungi, with over 64,000 species...
fungi
Fungus
A fungus is a member of a large group of eukaryotic organisms that includes microorganisms such as yeasts and molds , as well as the more familiar mushrooms. These organisms are classified as a kingdom, Fungi, which is separate from plants, animals, and bacteria...
, containing several pathogens to plants. The taxonomy of this genus is still incomplete.
Some of these pathogens affect grass species
Poaceae
The Poaceae is a large and nearly ubiquitous family of flowering plants. Members of this family are commonly called grasses, although the term "grass" is also applied to plants that are not in the Poaceae lineage, including the rushes and sedges...
, including grain
GRAIN
GRAIN is a small international non-profit organisation that works to support small farmers and social movements in their struggles for community-controlled and biodiversity-based food systems. Our support takes the form of independent research and analysis, networking at local, regional and...
s.
Some species of Ascochyta
- Ascochyta asparaginaAscochyta asparaginaAscochyta asparagina is a fungal plant pathogen. It causes stem blight of asparagus, causing loss or death of branches.- External links :* * -References:...
, Ascochyta blight. - Ascochyta bohemicaAscochyta bohemicaAscochyta bohemica is a fungal plant pathogen that causes Ascochyta leaf spot in Campanula species.- External links :* *...
- Ascochyta boltshauseri
- Ascochyta caricaeAscochyta caricaeAscochyta caricae is a fungal plant pathogen that causes dry rot on papaya.- External links :* *...
, Stem end rot. - Ascochyta chrysanthemi, Ray blight.
- Ascochyta doroniciAscochyta doroniciAscochyta doronici is a fungal plant pathogen that causes leaf spot on African daisy.- External links :* *...
- Ascochyta fabae f.sp. lentisAscochyta fabae f.sp. lentisAscochyta fabae f.sp. lentis is a plant pathogen that causes ascochyta blight on lentil.-External links:* *...
- Ascochyta gramineaAscochyta gramineaAscochyta graminea is a plant pathogen that causes Ascochyta leaf spot on barley which can also be caused by the related fungi Ascochyta hordei, Ascochyta sorghi and Ascochyta tritici. It is considered a minor disease of barley....
- Ascochyta gossypii, now Phoma exiguaPhoma exiguaPhoma exigua is a fungal plant pathogen. It causes wet weather blight in cotton.- Varieties of Phoma exigua :* Phoma exigua var. exigua* Phoma exigua var. heteromorpha...
- Ascochyta hordeiAscochyta hordeiAscochyta hordei is a plant pathogen that causes Ascochyta leaf spot on barley, which can also be caused by the related fungi Ascochyta graminea, Ascochyta sorghi and Ascochyta tritici. It is considered a minor disease.- External links :* *...
- Ascochyta humuliAscochyta humuliAscochyta humuli is a plant pathogen that causes leaf spot on hops.- External links :* *...
- Ascochyta imperfecta
- Ascochyta pinodes, Ascochyta blight.
- Ascochyta pisiAscochyta pisiAscochyta pisi fungal is a plant pathogen that causes ascochyta blight on pea causing lesions of stems, leaves and pods. These same symptoms can also be caused by Ascochyta pinodes and the two fungi are not easily distinguishable.- External links :...
, Leaf and pod spot. - Ascochyta prasadiiAscochyta prasadiiAscochyta prasadii is a plant pathogen that causes leaf spot and stem cakers on hemp.- External links :* *...
- Ascochyta rabiei, blight on chickpeas.
- Ascochyta rhei, Leaf spot.
- Ascochyta sorghiAscochyta sorghiAscochyta sorghi is a fungal plant pathogen. It causes Ascochyta leaf spot on barley that can also be caused by the related fungi Ascochyta hordei, Ascochyta graminea and Ascochyta tritici. It is considered a minor disease of barley.- External links :* *...
, Sorghum rough leaf spot. - Ascochyta sorghina, Rough leaf spot.
- Ascochyta spinaciaeAscochyta spinaciaeAscochyta spinaciae is a fungal plant pathogen that causes leaf spot of spinach.- External links :* *...
, Leaf spot. - Ascochyta tardaAscochyta tardaAscochyta tarda is a fungal plant pathogen that causes dieback and leafspot om coffee and was first observed in Ethiopia in 1954.- External links :* *...
, Leaf blight. - Ascochyta triticiAscochyta triticiAscochyta tritici is a fungal plant pathogen that causes Ascochyta leaf spot on barley, wheat and maize.- External links :* *...
- Ascochyta vindobonensis