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Taxonomy

Collection 1000121 (herbarium acc. no. C JV-95-513) is Hebeloma vaccinum. It is the holotype of heterotypic synonym Hebeloma alvarense var. hinnuleum Vesterh. (2005).

Description

  • arrow_drop_downarrow_drop_upCollecting details

    Collection 1000121 was collected by J. Vesterholt (95-513) on 3rd October 1995 in Knivskaer Mose, Viuf Skov, S of Vejle, EJ, DENMARK (approx. 55.6°N, 9.51°E, altitude approximately 75 m above sea level - Google maps). The ectomycorrhizal families Betulaceae (genus Betula), Pinaceae (genus Picea) and Salicaceae (genus Salix) were present.

    The surrounding habitat was described as not recorded with a substrate of peaty soil.

    According to the GPS data the collection was in the Baltic 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 Dfb (Cold, no dry season, warm summer).

  • arrow_drop_downarrow_drop_upMacroscopic description

    Cortina present: no.

    Pileus: not recorded diameter; shape not recorded; margin characters not recorded; viscosity tacky when moist; spotting not recorded; hygrophanous not recorded; colour variation two-colour; with colour at centre not recorded; and colour at margin not recorded; with remains of universal veil not recorded.

    Lamellae: attachment not recorded; maximum depth not recorded; number of complete lamellae 70; tears absent; white fimbriate edge present.

    Stipe: size not recorded; stipe Q not recorded; base bulbous; floccosity not recorded; rooting not recorded; mycelial chords not recorded.

    Context: analysis not yet complete.

    Spore deposit colour: analysis not yet complete.

    Exsiccata: normal.

  • arrow_drop_downarrow_drop_upMicroscopic description

    Spores: shape amygdaloid; colour through microscope brown; guttulate no; papillate yes; Spore Code: O3; P2; D2; D3.

    Basidia: analysis not yet complete.

    Cheilocystidia: main shape clavate-stipitate, clavate-lageniform or clavate-ventricose; special features none; Cheilocystidia Ratios: A/M = 2.02; A/B = 1.43; B/M = 1.46.

    Pleurocystidia: no.

    Ixocutis: epicutis thickness (measured from exsiccata) 125 μm; ixocutis maximum hyphae width 5 μm; ixocutis hyphae encrustation no; shape of trama elements beneath subcutis thickly sausage-shaped.

    Caulocystidia: analysis not yet complete.

    Spore(min) 5%-95% (max)meanmedianS.D.
    Length (µm)(11.5) 11.7–14.8 (16.8)13.012.91.030
    Width (µm)(6.5) 6.6–7.9 (8.8)7.47.40.420
    Q(1.49) 1.58–1.99 (2.22)1.781.770.13

    Cheilocystidium (µm)(min) 5%-95% (max)meanmedianS.D.
    Length(31) 36–51 (62)44446.69
    Apex Width(4.8) 5.7–10.2 (11.2)8.08.01.310
    Median Width3.3–5.1 (5.3)4.14.10.57
    Basal Width4.3–7.1 (9.4)5.95.91.13
  • arrow_drop_downarrow_drop_upTemperature calculation
    Max tempMin tempPrecipitation
    Annualised average (1995)11.59 °C4.63 °C53.73 mm
    Collection month (10/1995)14.22 °C8.30 °C49.16 mm
    Max month (1995)22.62 °C13.09 °C101.50 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 55.0 46.32 16th–18th/56
Average length 13.0 13.00 28th–30th/60
Average width 7.4 7.23 18th–23rd/60
Standard deviation of length 1.03 0.90 12th–13th/55
Standard deviation of width 0.42 0.43 26th–29th/55
Median length 12.9 13.06 30th–32nd/55
Median width 7.4 7.25 16th–23rd/56
Minimum length 11.5 11.24 18th–25th/59
Minimum width 6.5 6.34 18th–22nd/57
Low length 11.7 11.66 30th–33rd/59
Low width 6.6 6.62 25th–31st/57
High length 14.8 14.33 16th–19th/59
High width 7.9 7.92 29th–32nd/57
Max length 16.8 15.05 5th–6th/59
Max width 8.8 8.21 8th–10th/57
Spore featureValueCommonalities
Ornamentation O3 100% of collections
Perispore loosening P2 72% of collections
Dextrinoidity D2; D3 32% of collections; 98% of collections