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Taxonomy

Collection 12034 is Hebeloma hiemale.

Description

  • arrow_drop_downarrow_drop_upCollecting details

    Collection 12034 was collected by H.J. Beker, M.L. Beker on 17th August 2007 in Ossian, SVALBARD (78.9476°N, 12.4355°E, altitude approximately 10 m above sea level - Google maps). The ectomycorrhizal family Salicaceae (genus Salix) was present.

    The surrounding habitat was described as arctic, coastal tundra with a substrate of soil, 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. 4.1: Grassland – Tundra.

    According to the GPS data the collection was in the Koppen climate code ET (Polar, tundra).

  • arrow_drop_downarrow_drop_upMacroscopic description

    Cortina present: no.

    Pileus: up to 14 mm diameter; shape umbonate; margin characters smooth; viscosity tacky when moist; spotting no; hygrophanous no; colour variation unicolor; with colour at centre greyish buff; and colour at margin not recorded; with remains of universal veil no.

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

    Stipe: 30 x 6 {median} x 6 {basal} mm; stipe Q not recorded; base cylindrical; floccosity pruinose; rooting no; mycelial chords no.

    Context: texture firm; stipe interior not recorded; stipe flesh discolouring from base no; slenderness measure not recorded; smell none; taste not recorded.

    Spore deposit colour: analysis not yet complete.

    Exsiccata: analysis not yet complete.

  • arrow_drop_downarrow_drop_upMicroscopic description

    Spores: shape amygdaloid; colour through microscope not recorded; guttulate not recorded; papillate yes; Spore Code: O1; O2; P0; D1; D2.

    Basidia: 31.4–38.5 x 8.4–10.6 μm; ave. Q = 4.0; basidia spore nature not recorded.

    Cheilocystidia: main shape clavate-stipitate, clavate-lageniform or clavate-ventricose, spathulate-stipitate; special features geniculate; Cheilocystidia Ratios: A/M = 1.59; A/B = 1.17; B/M = 1.37.

    Pleurocystidia: no.

    Ixocutis: analysis not yet complete.

    Caulocystidia: analysis not yet complete.

    Spore(min) 5%-95% (max)meanmedianS.D.
    Length (µm)(9.8) 9.9–12.5 (13.0)11.211.20.780
    Width (µm)(6.3) 6.4–7.7 (8.2)7.06.90.400
    Q(1.28) 1.41–1.80 (1.90)1.611.630.14

    Cheilocystidium (µm)(min) 5%-95% (max)meanmedianS.D.
    Length45–62 (65)54556.03
    Apex Width(4.9) 5.2–8.1 (9.3)6.76.80.940
    Median Width3.9–5.54.54.40.53
    Basal Width(4.8) 5.1–6.9 (7.1)6.16.10.62
  • arrow_drop_downarrow_drop_upTemperature calculation
    Max tempMin tempPrecipitation
    Annualised average (2007)0.31 °C-3.73 °C34.86 mm
    Collection month (8/2007)5.57 °C2.38 °C36.78 mm
    Max month (2007)5.67 °C2.42 °C95.53 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 54.0 66.09 50th–57th/82
Average length 11.2 11.31 44th–50th/91
Average width 7.0 6.30 7th–9th/91
Standard deviation of length 0.78 0.74 30th–31st/82
Standard deviation of width 0.4 0.36 24th–27th/82
Median length 11.2 11.37 45th–47th/82
Median width 6.9 6.33 9th–12th/82
Minimum length 9.8 9.72 34th–39th/91
Minimum width 6.3 5.55 4th–6th/90
Low length 9.9 10.22 55th–62nd/91
Low width 6.4 5.79 8th–9th/90
High length 12.5 12.41 37th–42nd/91
High width 7.7 6.86 8th–11th/90
Max length 13.0 13.05 44th–47th/91
Max width 8.2 7.21 4th–10th/90
Spore featureValueCommonalities
Ornamentation O1; O2 14% of collections; 92% of collections
Perispore loosening P0 57% of collections
Dextrinoidity D1; D2 100% of collections; 43% of collections