Section through Sphacelia (conidial stage) of Texas wintergrass fungus (Atkinsonella texensis) collected from grass in Washington-on-the-Brazos State Historic Site. Washington, Texas

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Washington-on-the-Brazos, Texas, May 22, 2022

Album 3157: Washington-on-the-Brazos, Texas, May 22, 2022

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The image displays a section through the conidial stage of *Atkinsonella texensis*, commonly known as the Texas wintergrass fungus. The microscopic field of view exhibits spores that are brown and oval-shaped, with some appearing to be connected by filaments or hyphae. The background is light grey with purple tinted striations.

* **Section through Sphacelia (conidial stage) of Atkinsonella texensis**
* The image shows a section through the conidial stage of *Atkinsonella texensis*, which is a type of fungus that infects grasses in Texas.
* The conidial stage is characterized by the production of spores, which are released into the air and can be spread to other plants.
* **Spores**
* The spores in the image are brown and oval-shaped.
* Some of the spores appear to be connected by filaments or hyphae, which are branching structures that make up the mycelium (vegetative part) of the fungus.
* The spores are likely produced on the surface of the infected plant tissue and released into the air as a result of wind or other environmental factors.
* **Background**
* The background of the image is light grey with purple tinted striations, which suggests that the sample was stained with a dye to enhance contrast and visibility.
* The staining process likely involved treating the sample with a solution containing methylene blue, a common stain used in microscopy to highlight fungal structures. – AI vision

🇪🇸 Descripción en español / Spanish Description

Sección transversal de Sphacelia (etapa conidial) del hongo Texas wintergrass (Atkinsonella texensis) recogido de la hierba en el sitio histórico estatal de Washington-on-the-Brazos. Washington, Texas, 22 de mayo de 2022. La imagen muestra una sección transversal de la etapa conidial de *Atkinsonella texensis*, comúnmente conocido como hongo Texas wintergrass. El campo microscópico exhibe esporas marrones y ovaladas, algunas de las cuales parecen estar conectadas por filamentos u hifas. El fondo es gris claro con rayas moradas. **Sección transversal de Sphacelia (etapa conidial) de Atkinsonella texensis** La imagen muestra una sección transversal de la etapa conidial de *Atkinsonella texensis*, que es un tipo de hongo que infecta hierbas en Texas. La etapa conidial se caracteriza por la producción de esporas, que se liberan al aire y pueden propagarse a otras plantas. Las esporas en la imagen son marrones y ovaladas. Algunas de las esporas parecen estar conectadas por filamentos u hifas, que son estructuras ramificadas que forman el micelio (parte vegetativa) del hongo. Es probable que las esporas se produzcan en la superficie del tejido de la planta infectada y se liberen al aire como resultado del viento u otros factores ambientales. **Fases** La imagen tiene un fondo gris claro con rayas moradas, lo que sugiere que la muestra fue teñida con un colorante para mejorar el contraste y la visibilidad. El proceso de tinción probablemente implicó tratar la muestra con una solución que contenía azul de metileno, un tinte común utilizado en microscopía para destacar estructuras fúngicas. – Spanish translation

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