Conidia of powdery mint mildew caused by fungus Neoerysiphe galeopsidis under microscope, from clasping henbit (henbit deadnettle, Lamium amplexicaule) collected in Bee Creek Park. College Station, Texas

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Sam Houston Forest, Texas, March 20 - 26, 2022

Album 3121: Sam Houston Forest, Texas, March 20 - 26, 2022

The image shows an enlarged view of conidia, which are spores produced by fungi or other organisms.

In this case, it is a microscopic view of powdery mildew on henbit deadnettle (Lamium amplexicaule), a plant that belongs to the mint family. The fungus responsible for the disease is Neoerysiphe galeopsidis.

The image shows the conidia in various stages of development and some are already mature, which can be seen as they start to break out from their parent hyphae. Some conidia are also surrounded by a protective layer of fungal mycelium.

Conidia are usually produced on infected plant leaves or stems. They are dispersed into the air through wind or water, causing further infection of plants in the area.

The image is likely taken with a microscope using brightfield illumination, which allows for detailed observation of the conidia and their structure. The coloration is due to the staining process used during microscopy preparation, which highlights the cell walls and other cellular components. – AI vision

🇪🇸 Descripción en español / Spanish Description

Conidios de mildiu polvoriento de menta causado por el hongo Neoerysiphe galeopsidis bajo el microscopio, a partir del henbit agarrón (henbit deadnettle, Lamium amplexicaule) recogido en Bee Creek Park. College Station, Texas, 25 de marzo de 2022. La imagen muestra una vista ampliada de los conidios, que son esporas producidas por hongos u otros organismos. En este caso, se trata de una vista microscópica del mildiu polvoriento en el henbit deadnettle (Lamium amplexicaule), una planta perteneciente a la familia de las mentas. El hongo responsable de la enfermedad es Neoerysiphe galeopsidis. La imagen muestra los conidios en diversas etapas de desarrollo y algunos ya están maduros, lo que se puede observar a medida que comienzan a romperse de sus hifas parentales. Algunos conidios también están rodeados de una capa protectora de micelio fúngico. Los conidios suelen producirse en hojas o tallos de plantas infectadas. Se dispersan al aire a través del viento o el agua, causando una infección adicional de plantas en la zona. Es probable que la imagen se tome con un microscopio usando iluminación de campo claro, lo que permite una observación detallada de los conidios y su estructura. La coloración se debe al proceso de tinción utilizado durante la preparación del microscopio, que resalta las paredes celulares y otros componentes celulares. – Spanish translation

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