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Taxonomy

Collection 11787 is Hebeloma velatum.

Description

  • arrow_drop_downarrow_drop_upCollecting details

    Collection 11787 was collected by C. Lecuru, det: H.J. Beker on 13th November 2006 in Auberchicourt, Nord Pas de Calais, FRANCE (50.3456°N, 3.2363°E, altitude approximately 20 m above sea level - Google maps). The ectomycorrhizal families Betulaceae (genus Betula) and Salicaceae (genus Salix) were present.

    The surrounding habitat was described as deciduous slagheap with a substrate of decomposed litter, corresponding to the IUCN habitat We map from the collector's description of the habitat to the International Union for Conservation of Nature (IUCN)'s definition using a standardised set of rules. Please see this page for a full list of IUCN habitats. 17.1: Quarry.

    According to the GPS data the collection was in the European Atlantic mixed forests WWF ecoregion The World Wildlife Fund (WWF) have divided the world into 867 terrestrial ecoregions. The ecoregion here is estimated by mapping from the GPS coordinates of the collection using data made available by Dinerstein et al (2017). Use this webtool to explore the ecoregions visually or see a full list of current ecoregions on Wikipedia. (biome: Temperate Broadleaf & Mixed Forests) and Koppen climate code Cfb (Temperate, no dry season, warm summer).

  • arrow_drop_downarrow_drop_upMacroscopic description

    Cortina present: yes.

    Pileus: 27–33 mm diameter; shape umbonate; margin characters serrate; viscosity tacky when moist; spotting no; hygrophanous no; colour variation two-colour; with colour at centre sepia; and colour at margin yellowish brown; with remains of universal veil yes.

    Lamellae: attachment emarginate; maximum depth up to 6 mm; number of complete lamellae 36; tears visible with naked eye; white fimbriate edge present.

    Stipe: 27–30 x 3–5 {median} x 3–6 {basal} mm; stipe Q 5.4–8.6; base cylindrical; floccosity fibrous; rooting no; mycelial chords no.

    Context: texture firm; stipe interior hollow; stipe flesh discolouring from base yes; slenderness measure 7.2; smell none; taste not recorded.

    Spore deposit colour: brownish olive.

    Exsiccata: lamellae blackening.

  • arrow_drop_downarrow_drop_upMicroscopic description
    Spore(min) 5%-95% (max)meanmedianS.D.
    Length (µm)(9.4) 9.8–12.3 (14.0)10.810.70.800
    Width (µm)(5.4) 5.6–6.7 (7.2)6.16.00.330
    Q(1.60) 1.68–1.92 (1.97)1.791.780.07
  • arrow_drop_downarrow_drop_upTemperature calculation
    Max tempMin tempPrecipitation
    Annualised average (2006)15.25 °C7.30 °C61.38 mm
    Collection month (11/2006)11.99 °C5.76 °C61.80 mm
    Max month (2006)27.67 °C15.45 °C123.27 mm

Compare this collection to its species

This section compares data for this collection against its true species and also against the most likely species as determined by our identifier. More often than not these will be the same species, but where this is not the case, the data may be used to help explain why the identifier got it wrong.

Image gallery

Detailed statistics

Spore measurementsMy valueSpecies mean valuePosition
Count 68.0 56.22 20th–23rd/111
Average length 10.8 10.95 59th–66th/117
Average width 6.1 6.41 88th–101st/117
Standard deviation of length 0.8 0.72 30th–31st/107
Standard deviation of width 0.33 0.38 68th–73rd/107
Median length 10.7 10.96 60th–70th/107
Median width 6.0 6.42 88th–100th/107
Minimum length 9.4 9.35 48th–53rd/113
Minimum width 5.4 5.60 77th–91st/113
Low length 9.8 9.84 49th–55th/113
Low width 5.6 5.85 77th–92nd/113
High length 12.3 12.01 36th–42nd/113
High width 6.7 7.02 81st–93rd/113
Max length 14.0 12.70 9th/113
Max width 7.2 7.36 62nd–70th/113
Spore featureValueCommonalities
Ornamentation O1; O2 98% of collections; 100% of collections
Perispore loosening P0; P1 100% of collections; 5% of collections
Dextrinoidity D0; D1 83% of collections; 99% of collections