Home Page > Picture Archives > Year 2023 > Album 3410 > Photo 12          Texas mushrooms > Gymnosporangium globosum          
Juniper-hawthorn rust fungus (Gymnosporangium...in Sam Houston National Forest. Texas  
Previous
Previous
Next
Next
Browse current photo album: College Station, Texas

Juniper-hawthorn rust fungus (Gymnosporangium globosum) on littlehip hawthorn (Crataegus spathulata) with pycnia near a pond on Richards Loop Trail in Sam Houston National Forest. Texas, July 23, 2023

Location on mapsLittle Lake Creek Loop Trail, Montgomery County, Texas, 77873, United States
#3410-12
a
Thumbnail 3410-12: Juniper-hawthorn rust fungus...National Forest. Texas Show full size picture

Histogram
Shooting data

X-Large Image
Similar   Thumbnail of picture 3410-16: Pycnia of Juniper-hawthorn rust fungus (Gymnosporangium globosum) on ... Sam Houston National Forest. Texas, July 23, 2023 Thumbnail of picture 3410-15: Leaves of littlehip hawthorn (Crataegus spathulata) with pycnia of ... Sam Houston National Forest. Texas, July 23, 2023 Thumbnail of picture 3410-18: Pycnia of Juniper-hawthorn rust fungus (Gymnosporangium globosum ... Sam Houston National Forest. Texas, July 23, 2023 Thumbnail of picture 3410-17: Tissues infected by Juniper-hawthorn rust fungus (Gymnosporangium ... Sam Houston National Forest. Texas, July 23, 2023 Thumbnail of picture 3510-11: Cedar-hawthorn rust fungus (Gymnosporangium globosum) on littlehip ... Sam Houston National Forest. Texas, April 13, 2024
1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  2014  2015  2016  2017  2018  2019  2020  2021  2022  2023  2024  2025  2026 
New version    Slide Show    Most Popular    Full List    Statistics    Technical Details         Home Page

On a sunny summer day in July 2023, I captured an image of the juniper-hawthorn rust fungus (Gymnosporangium globosum) thriving on littlehip hawthorn (Crataegus spathulata) near a serene pond along Richards Loop Trail in Sam Houston National Forest, Texas. The intricate orange-red pycnia that adorned the plant's leaves provided a striking contrast to the lush green foliage, creating a visually captivating scene. – generated by AI

The image presents an up-close view of a leaf from a littlehip hawthorn tree (Crataegus spathulata), showcasing the effects of Juniper-hawthorn rust fungus (Gymnosporangium globosum) infection.

**Visual Characteristics**

* The infected area is characterized by a bright orange-yellow color, with black pycnia (small, spherical structures that produce ascospores) visible near the center.
* The leaf's veins are dark green and slightly translucent, while the surrounding tissue exhibits signs of damage or decay, including discoloration and potential fungal growth.

**Background Context**

* The image appears to have been captured in a natural setting, with other leaves and branches visible in the background.
* This suggests that the fungus may be prevalent in the area where the photo was taken, potentially affecting multiple trees or plants.

**Overall Impression**

The image provides a clear visual representation of the impact of Juniper-hawthorn rust fungus on littlehip hawthorn trees. The orange-yellow coloration and presence of pycnia indicate active infection, while the surrounding tissue damage suggests that the fungus may be causing harm to the plant's health. – AI vision

El hongo de la roya del espino Juniper-hawthorn (Gymnosporangium globosum) en el espino enano (Crataegus spathulata) con púcnia cerca de un estanque en el Richards Loop Trail en el Bosque Nacional Sam Houston. Texas, 23 de julio de 2023. La imagen presenta una vista de cerca de una hoja de un árbol de espino enano (Crataegus spathulata), que muestra los efectos de la infección por el hongo de la roya del espino Juniper-hawthorn (Gymnosporangium globosum). **Características visuales** * La zona infectada se caracteriza por un color naranja amarillento brillante, con púcnia negra (pequeñas estructuras esféricas que producen ascosporas) visible cerca del centro. * Las venas de la hoja son de color verde oscuro y ligeramente traslúcidas, mientras que el tejido circundante muestra signos de daño o descomposición, incluyendo decoloración y crecimiento potencial de hongos. **Contexto del fondo** * La imagen parece haberse capturado en un entorno natural, con otras hojas y ramas visibles en el fondo. * Esto sugiere que el hongo puede ser prevalente en la zona donde se tomó la foto, afectando potencialmente múltiples árboles o plantas. **Impresión general** La imagen proporciona una clara representación visual del impacto de la roya del espino Juniper-hawthorn en los árboles de espino enano. El color naranja amarillento y la presencia de púcnia indican infección activa, mientras que el daño al tejido circundante sugiere que el hongo puede estar causando daños a la salud de la planta. – Spanish translation


Keyword variants

high resolution online digital collection
Richards Loop Trail photo
Houston National Forest pictures
Lone Star State
United States
picture gallery
photo album
documentary photographs
daily pics
TX
travelogue
snapshots
sightseeing
photowalks
photoblog
graphic
fotografias
foto
America