Underside of a leaf of May apple (mandrake, Podophyllum peltatum) with brown teleutospores of mayapple rust fungus Allodus podophylli (Puccinia podophylli) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest north from Montgomery. Texas

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Sam Houston Forest and College Station, Texas, April 21 - 23, 2022

Album 3136: Sam Houston Forest and College Station, Texas, April 21 - 23, 2022

The image presents a close-up view of the underside of a May apple leaf, showcasing brown teleutospores of the mayapple rust fungus Allodus podophylli (Puccinia podophylli). The leaf exhibits prominent veins and a light green color with darker green midribs.

**Key Features:**

* **Teleutospores:** Small, brown, oval-shaped structures scattered across the leaf surface.
* **Leaf Structure:** Prominent veins visible on the underside of the leaf, with a lighter green hue and darker green midribs.
* **Background:** Darker area in the background likely represents the forest floor or surrounding vegetation.

**Context:**

The image appears to have been captured during a hike in Sam Houston National Forest, Texas. The presence of teleutospores suggests that the May apple plant is infected with the mayapple rust fungus, which is a common fungal disease affecting plants in this region. – AI vision

🇪🇸 Descripción en español / Spanish Description

El lado inferior de una hoja de manzano de mayo (mandrágora, Podophyllum peltatum) con teleutosporas marrones del hongo royo del manzano Allodus podophylli (Puccinia podophylli) en el Sendero Caney Creek (Sendero Little Lake Creek Loop) en el bosque nacional Sam Houston al norte de Montgomery. Texas, 23 de abril de 2022. La imagen presenta una vista detallada del lado inferior de una hoja de manzano de mayo, mostrando teleutosporas marrones del hongo royo del manzano Allodus podophylli (Puccinia podophylli). La hoja muestra venas prominentes y un color verde claro con nervios centrales verdes más oscuros. **Características principales:** * **Teleutosporas:** Pequeñas estructuras de forma ovalada marrones esparcidas por toda la superficie de la hoja. * **Estructura de las hojas:** Venas prominentes visibles en el lado inferior de la hoja, con un tono verde más claro y nervios centrales verdes más oscuros. * **Antecedentes:** Es probable que el área más oscura del fondo represente el suelo del bosque o la vegetación circundante. **Contexto:** La imagen parece haberse capturado durante una caminata en el bosque nacional Sam Houston, Texas. La presencia de teleutosporas sugiere que la planta de manzano de mayo está infectada con el hongo royo del manzano, que es una enfermedad fúngica común que afecta a las plantas en esta región. – Spanish translation

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