Blackened fallen branch of mountain ash with Ascomycete fungus Tapesia lividofusca(?) in Tarkhovka Park, west from St.Petersburg. Russia

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Mushrooms in Tarkhovka near St. Petersburg, Russia, May 10, 2021

Album 2930: Mushrooms in Tarkhovka near St. Petersburg, Russia, May 10, 2021

The image depicts a fallen branch of a mountain ash tree lying on the ground in Tarkhovka Park, west of Saint Petersburg, Russia. The branch is blackened and covered with an Ascomycete fungus, which appears to be Tapesia lividofusca.

* **Branch:**
* The branch is long and thin, resembling a twig.
* It has a rough texture and is slightly curved.
* The bark of the branch is dark brown or black, possibly due to weathering or disease.
* **Fungus:**
* The fungus grows on the surface of the branch in small patches.
* It appears as white or light-colored spots or streaks on the darkened wood.
* The fungus may be Tapesia lividofusca, a type of Ascomycete fungus that infects deciduous trees and causes them to turn black.
* **Background:**
* The branch lies on a bed of mosses and lichens.
* There are also some leaves and twigs scattered around the area.

In summary, the image shows a fallen mountain ash branch with an Ascomycete fungus growing on it, possibly Tapesia lividofusca. The branch is blackened and has a rough texture, while the fungus appears as white or light-colored spots on the dark wood. – AI vision

🇷🇺 Описание по-русски / Russian Description

В парке Тарховка к западу от Санкт-Петербурга 10 мая 2021 года на земле лежит обгоревший ветвище горной ивы с аскомицетовым грибом Tapesia lividofusca (?). На изображении виден лежащий на земле в Тарховском парке к западу от Санкт-Петербурга, Россия, ветвище горной ивы. Ветвище обгорело, покрыто аскомицетовым грибом, который, по всей видимости, Tapesia lividofusca (?). * *Ветвище:* *Длинное и тонкое ветвище напоминает прутик. *У него шероховатая текстура и слегка изогнутая форма. *Кора ветви имеет темно-коричневый или черный цвет, возможно, из-за погодных условий или заболевания. * **Гриб:** *Гриб растет на поверхности ветви в небольших пятнах. *Он выглядит как белые или светлого цвета пятна или полосы на темном дереве. *Возможно, что гриб Tapesia lividofusca – это аскомицетовый гриб, который поражает лиственные деревья и делает их черными.* **Справка:** *Ветвище лежит на подушке из мхов и лишайников. *В районе также разбросаны листья и веточки. Обобщая сказанное, можно заключить, что на изображении – обгоревшее ветвище горной ивы с аскомицетовым грибом Tapesia lividofusca (?). Ветвище обгорело, покрыто грибком, который выглядит как белые или светлого цвета пятна на темном дереве. – Russian translation

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