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Fungi: Basidiomycota: Agaricomycetes: Cantharellales: Hydnaceae: Hydnum umbilicatum Peck

Hydnum umbilicatum – sweet tooth

Synonym: Dentinum umbilicatum.

Common names: sweet tooth, umbilicate hedgehog, depressed hedgehog.

Extract from Wikipedia article: Hydnum umbilicatum, commonly known as the depressed hedgehog, is a species of tooth fungus in the family Hydnaceae. It was scientifically described in 1902 by American mycologist Charles Horton Peck. It is found in North America and in Europe. It is edible and good.

Finnish: Simaorakas.

AI-generated description

Hydnum umbilicatum is a species of tooth fungus characterized by its umbilicate to depressed cap shape, white to cream-colored spines, and white to pale brownish flesh. In East and Central Texas, it typically fruits in late summer to early fall, often associated with oak and pine trees, and can be found in a variety of habitats, including woodland edges, savannas, and sandy soils. The cap diameter ranges from 2-8 cm, and the spines are 2-5 mm long. It is considered a relatively rare species in the region.

Photos of this mushroom from East and Central Texas

Tooth mushrooms <B>Hydnum umbilicatum</B> on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, <A HREF="../date-en/2023-02-12.htm">February 12, 2023</A>
LinkTooth mushrooms Hydnum umbilicatum on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, February 12, 2023
Location on mapsLittle Lake Creek Loop Trail, Montgomery County, Texas, 77873, United States
Side view of tooth mushrooms <B>Hydnum umbilicatum</B> on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, <A HREF="../date-en/2023-02-12.htm">February 12, 2023</A>
LinkSide view of tooth mushrooms Hydnum umbilicatum on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, February 12, 2023
Location on mapsLittle Lake Creek Loop Trail, Montgomery County, Texas, 77873, United States
Spores of tooth mushrooms <B>Hydnum umbilicatum</B> collected on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, February 12, 2023
LinkSpores of tooth mushrooms Hydnum umbilicatum collected on Sand Branch Loop Trail in Sam Houston National Forest near Montgomery. Texas, February 12, 2023

AI-generated summary of observations

Observations of the fungus Hydnum umbilicatum in East and Central Texas reveal its presence in specific habitats. On February 12, 2023, tooth mushrooms were found on the Sand Branch Loop Trail in Sam Houston National Forest near Montgomery, Texas. The mushrooms were observed to have a distinctive appearance, with a rounded cap and spines or teeth on the underside. A side view of the mushrooms showed their unique shape and size. Spores collected from the mushrooms were also examined, providing further insight into the species' characteristics. The discovery of Hydnum umbilicatum in this region suggests that it may be more widely distributed in East and Central Texas than previously thought, and highlights the importance of continued exploration and documentation of fungal species in the area. Further study is needed to fully understand its habitat and distribution.

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Acknowledgements

Mushroom Observer and Facebook for learning names of local mushrooms.

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