Tricholoma fulvum (DC.) Bigeard & H. Guill.
(Birch Knight)

Taxonomic hierarchy:
SpeciesTricholoma fulvum (Birch Knight)
GenusTricholoma (knight toadstools)
FamilyTRICHOLOMATACEAE (a family of toadstools)
OrderAGARICALES (mushrooms and toadstools)
SubclassAGARICOMYCETIDAE (a subclass of basidiomycetes)
ClassAGARICOMYCETES (a class of fungi)
SubphylumAGARICOMYCOTINA (a subphylum of fungi)
PhylumBASIDIOMYCOTA (spore droppers, basidiomycetes)
KingdomFUNGI (true fungi)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Tricholoma fulvum (Birch Knight) :
1: Tricholoma fulvum (Birch Knight)
5 Oct 2016 OSGR: SU00 50° 50’ N, 1° 60’ W Vice County: Dorset (VC 9) England
c. 50 fruitbodies, singly and in groups, under mixed trees including birch and Pine
Image 1: Cap - top viewImage 2: Fruitbodies - lain downImage 3: Fruitbodies - oblique viewImage 4: Fruitbodies - side viewImage 5: Fruitbody - lain down to show gillsImage 6: Fruitbody - LS - white backgroundImage 7: Fruitbody - old - lain down to show gills
2: Tricholoma fulvum (Birch Knight)
7 Oct 2014 OSGR: SU30 50° 50’ N, 1° 30’ W Vice County: South Hants (VC 11) England
under mixed broadleaf, including birch
Image 1: Cap and upper stipe - LS - white backgroundImage 2: Cap - top viewImage 3: Fruitbody - lain down to show gills - natural backgroundImage 4: Fruitbody - lain down to show gills - white backgroundImage 5: Fruitbody - LS - white backgroundImage 6: Fruitbody - LS - white background (2)Image 7: Fruitbody - oblique viewImage 8: Fruitbody - oblique view (2)Image 9: Fruitbody - oblique view (3)Image 10: Fruitbody - side view - white backgroundImage 11: Stem apex and gills - close-up - white backgroundImage 12: Stem - close-up - white backgroundImage 13: Cap centre - close-up - enlarged - white backgroundImage 14: Cap margin - close-up - enlarged - white backgroundImage 15: Gills at cap margin - close-up - enlarged - white backgroundImage 16: Gills at cap margin - close-up - enlarged - white background (2)Image 17: Gills at stipe apex - close-up - enlarged - white backgroundImage 18: Stem apex - close-up - enlarged - white background
3: Tricholoma fulvum (Birch Knight)
29 Oct 2005 OSGR: SU56 51° 20’ N, 1° 10’ W Vice County: Berks (VC 22) England
6 fruitbodies, under Silver Birch, near trunk.
Image 1: Cap(s) - close-upImage 2: Cap margin - close-upImage 3: Fruitbodies - in situImage 4: Fruitbodies - in situ and lain back to show gills and stipeImage 5: Fruitbodies - lain back to show gills and stipeImage 6: Fruitbodies - LSImage 7: Fruitbody - in situ - side view - close-upImage 8: Stipe apex and gills - close-upImage 9: Stipe - close-upImage 10: Gills at cap margin - close-up - enlargedImage 11: Cap cuticle (scalp) - magnifiedImage 12: Cap cuticle (scalp) - magnified (2)Image 13: Cap cuticle (scalp) - highly magnifiedImage 14: Cap cuticle (scalp) - highly magnified (2)Image 15: Cap cuticle (scalp) - highly magnified (3)Image 16: Cap cuticle (scalp) - highly magnified (4)Image 17: Cap cuticle (scalp) - highly magnified (5)Image 18: Gill edge - projecting hairs - four views - magnifiedImage 19: Gill edge - projecting hairs - four views - magnified (2)Image 20: Spores - magnifiedImage 21: Spores - highly magnified
4: Tricholoma fulvum (Birch Knight)
30 Sep 1985 OSGR: SU46 51° 20’ N, 1° 20’ W Vice County: Berks (VC 22) England
Image 1: Fruitbodies - side view - in situImage 2: Fruitbodies - top view - in situImage 3: Fruitbodies - top view - in situ (2)Image 4: Fruitbody - LSImage 5: Fruitbody - side view showing gills - lain downImage 6: Fruitbody - side view showing gills - lain down (2)Image 7: Fruitbody - young and wet - top view - in situImage 8: Cap cuticle hyphae - magnifiedImage 9: Cheilocystidia - magnifiedImage 10: Spores - highly magnifiedImage 11: DescriptionImage 12: Description - contd
5: Tricholoma fulvum (Birch Knight)
7 Nov 1976 OSGR: TQ21 50° 50’ N, 0° 10’ W Vice County: East Sussex (VC 14) England
Image 1: In situImage 2: UpturnedImage 3: Upturned (2)

Tricholoma fulvum (Birch Knight) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Tricholoma fulvum (Birch Knight)
BioInfoBioInfo (www.bioinfo.org.uk) has 3 host/parasite/foodplant and/or other relationships for Tricholoma fulvum (Birch Knight)

A large toadstool with a brown stem, sticky brown cap, yellow gills and yellow flesh in the stem. It is mychorrizal usually with Betula and is widespread and common in deciduous or mixed woods.

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