''Microsphaera penicillata'' is a
plant pathogen
Plant pathology (also phytopathology) is the scientific study of diseases in plants caused by pathogens (infectious organisms) and environmental conditions (physiological factors). Organisms that cause infectious disease include fungi, oomy ...
that causes
powdery mildew
Powdery mildew is a fungal disease that affects a wide range of plants. Powdery mildew diseases are caused by many different species of ascomycete fungi in the order Erysiphales. Powdery mildew is one of the easier plant diseases to identify, as ...
on
sycamore
Sycamore is a name which has been applied to several types of trees, but with somewhat similar leaf forms. The name derives from the ancient Greek ' (''sūkomoros'') meaning "fig-mulberry".
Species of trees known as sycamore:
* '' Acer pseudoplat ...
.
It also affects certain species of
Corylus
The hazel (''Corylus'') is a genus of deciduous trees and large shrubs native to the temperate Northern Hemisphere. The genus is usually placed in the birch family Betulaceae,Germplasmgobills Information Network''Corylus''Rushforth, K. (19 ...
including ''Corylus sieboldiana'', ''
Corylus colurna
''Corylus colurna'', the Turkish hazel or Turkish filbert, is a deciduous tree native to southeast Europe and southwest Asia, from the Balkans through northern Turkey to northern Iran. It is also found growing wild in the forests of Western Hima ...
'' and ''
Corylus heterophylla
''Corylus heterophylla'', the Asian hazel, is a species of hazel native to eastern Asia in northern and central China, Korea, Japan, and southeastern Siberia.Flora of China''Corylus heterophylla''/ref>
It is a deciduous shrub or small tree g ...
''.
[Perley Spaulding ]
References
External links
Index FungorumUSDA ARS Fungal Database
Fungal tree pathogens and diseases
Microsphaera
Fungi described in 1815
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