Summary ²

Hydnellum aurantiacum is an inedible fungus, commonly known as the orange tooth or orange Hydnellum for its reddish orange or rusty red colored fruiting bodies. Like other tooth fungi, it bears a layer of spines rather than gills on the underside of the cap. Due to substantial declines in sightings, this species is listed as critically endangered in the United Kingdom.

Associations ³

In Great Britain and/or Ireland:
Foodplant / mycorrhiza / ectomycorrhiza
fruitbody of Hydnellum aurantiacum is ectomycorrhizal with live root of Pinus sylvestris (native Scottish form)
Remarks: Other: uncertain

Sources and Credits

1. (c) Jason Hollinger, some rights reserved (CC BY), http://www.flickr.com/photos/7147684@N03/4496689447
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Hydnellum_aurantiacum
3. (c) BioImages, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/22918377

More Info

• iNat taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• CalPhotos
• Global Biodiversity Information Facility (GBIF)
• Mushroom Observer
• MykoWeb
• NatureServe Explorer 2.0
• NBN Atlas
• SEINet Symbiota portals
• USDA PLANTS database

Range Map

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