Guignardia Citricarpa
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Guignardia Citricarpa
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *''Guignardia aegyptiaca'' *''Guignardia aesculi'' *''Guignardia agerati'' *''Guignardia ahlesiana'' *''Guignardia ailanthi'' *''Guignardia aleuritis'' *''Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guignardia a ...
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Guignardia Bidwellii
Grape black rot is a fungal disease caused by an ascomycetous fungus, ''Guignardia bidwellii'', that attacks grape vines during hot and humid weather. “Grape black rot originated in eastern North America, but now occurs in portions of Europe, South America, and Asia. It can cause complete crop loss in warm, humid climates, but is virtually unknown in regions with arid summers.” The name comes from the black fringe that borders growing brown patches on the leaves. The disease also attacks other parts of the plant, “all green parts of the vine: the shoots, leaf and fruit stems, tendrils, and fruit. The most damaging effect is to the fruit”. Grape black rot affects many grape growers throughout the United States, therefore, it is important to understand the disease life cycle and environmental conditions to best manage the disease. Once infection takes place, different methods are available to control the disease. Disease cycle ] --> The disease cycle begins with the ove ...
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Circumscription (taxonomy)
In biological taxonomy, circumscription is the content of a taxon, that is, the delimitation of which subordinate taxa are parts of that taxon. If we determine that species X, Y, and Z belong in Genus A, and species T, U, V, and W belong in Genus B, those are our circumscriptions of those two genera. Another systematist might determine that T, U, V, W, X, Y, and Z all belong in genus A. Agreement on circumscriptions is not governed by the Codes of Zoological or Botanical Nomenclature, and must be reached by scientific consensus. A goal of biological taxonomy is to achieve a stable circumscription for every taxon. This goal conflicts, at times, with the goal of achieving a natural classification that reflects the evolutionary history of divergence of groups of organisms. Balancing these two goals is a work in progress, and the circumscriptions of many taxa that had been regarded as stable for decades are in upheaval in the light of rapid developments in molecular phylogenetic ...
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Guignardia Alhagi
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *'' Guignardia aegyptiaca'' *'' Guignardia aesculi'' *'' Guignardia agerati'' *'' Guignardia ahlesiana'' *'' Guignardia ailanthi'' *'' Guignardia aleuritis'' *'' Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guign ...
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Guignardia Aleuritis
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *'' Guignardia aegyptiaca'' *'' Guignardia aesculi'' *'' Guignardia agerati'' *'' Guignardia ahlesiana'' *'' Guignardia ailanthi'' *'' Guignardia aleuritis'' *''Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guigna ...
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Guignardia Ailanthi
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *'' Guignardia aegyptiaca'' *'' Guignardia aesculi'' *'' Guignardia agerati'' *'' Guignardia ahlesiana'' *'' Guignardia ailanthi'' *''Guignardia aleuritis'' *''Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guignar ...
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Guignardia Ahlesiana
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *''Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *'' Guignardia aegyptiaca'' *'' Guignardia aesculi'' *'' Guignardia agerati'' *'' Guignardia ahlesiana'' *'' Guignardia ailanthi'' *'' Guignardia aleuritis'' *'' Guignardia alhagi'' *''Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *''Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guignardia ...
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Guignardia Agerati
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *'' Guignardia aegyptiaca'' *'' Guignardia aesculi'' *'' Guignardia agerati'' *''Guignardia ahlesiana'' *''Guignardia ailanthi'' *''Guignardia aleuritis'' *''Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guignardi ...
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Guignardia Aesculi
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *'' Guignardia aegyptiaca'' *'' Guignardia aesculi'' *''Guignardia agerati'' *''Guignardia ahlesiana'' *''Guignardia ailanthi'' *''Guignardia aleuritis'' *''Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guignardia ...
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Guignardia Aegyptiaca
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *'' Guignardia aegyptiaca'' *''Guignardia aesculi'' *''Guignardia agerati'' *''Guignardia ahlesiana'' *''Guignardia ailanthi'' *''Guignardia aleuritis'' *''Guignardia alhagi ''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre V ...'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' * ...
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Guignardia Adriatica
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *'' Guignardia adriatica'' *''Guignardia aegyptiaca'' *''Guignardia aesculi'' *''Guignardia agerati'' *''Guignardia ahlesiana'' *''Guignardia ailanthi'' *''Guignardia aleuritis'' *''Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guignardia a ...
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Guignardia Adianti
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *'' Guignardia adianti'' *''Guignardia adriatica'' *''Guignardia aegyptiaca'' *''Guignardia aesculi'' *''Guignardia agerati'' *''Guignardia ahlesiana'' *''Guignardia ailanthi'' *''Guignardia aleuritis'' *''Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guignardia ar ...
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Guignardia Adeana
''Guignardia'' is a genus of fungi in the family Botryosphaeriaceae. The genus name of ''Guignardia'' is in honour of Jean Louis Léon Guignard (1852–1928), who was a French pharmacist and botanist. The genus was circumscribed by Pierre Viala and Louis Etienne Ravaz in Bull. Soc. Mycol. France vol.8, issue 63 on page 177 in 1892. Species *'' Guignardia abeana'' *''Guignardia abietella-sibirica'' *'' Guignardia acaciae'' *'' Guignardia adeana'' *''Guignardia adianti'' *''Guignardia adriatica'' *''Guignardia aegyptiaca'' *''Guignardia aesculi'' *''Guignardia agerati'' *''Guignardia ahlesiana'' *''Guignardia ailanthi'' *''Guignardia aleuritis'' *''Guignardia alhagi'' *'' Guignardia allamandae'' *'' Guignardia alliacea'' *'' Guignardia alnigena'' *'' Guignardia alternantherae'' *'' Guignardia alyxiae'' *'' Guignardia amomi'' *'' Guignardia anthurii'' *'' Guignardia aphyllanthis'' *'' Guignardia apiahyna'' *'' Guignardia apocyni'' *'' Guignardia arachidis'' *'' Guignardia ara ...
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