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Taxonomy

Collection 12055 is Hebeloma pubescens.

Description

  • arrow_drop_downarrow_drop_upCollecting details

    Collection 12055 was collected by H.J. Beker, M.L. Beker on 19th August 2007 in Knudsenheia, SVALBARD (78.9356°N, 11.8321°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 tundra pastureland, 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 Russian Arctic desert 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: Tundra) and Koppen climate code ET (Polar, tundra).

  • arrow_drop_downarrow_drop_upMacroscopic description

    Cortina present: yes.

    Pileus: 10–12 mm diameter; shape papillate, umbonate broadly; margin characters involute; viscosity tacky when moist; spotting no; hygrophanous no; colour variation unicolor; with colour at centre umber; and colour at margin clay-buff; with remains of universal veil no.

    Lamellae: attachment emarginate; maximum depth up to 3 mm; number of complete lamellae 32; tears absent; white fimbriate edge not recorded.

    Stipe: 15–21 x 2 {median} x 2 {basal} mm; stipe Q 7.5–10.5; base cylindrical; floccosity fibrillose; rooting no; mycelial chords no.

    Context: texture firm; stipe interior stuffed; stipe flesh discolouring from base yes; slenderness measure 13.3; smell raphanoid weakly; taste not recorded.

    Spore deposit colour: analysis not yet complete.

    Exsiccata: analysis not yet complete.

  • arrow_drop_downarrow_drop_upMicroscopic description
    Spore(min) 5%-95% (max)meanmedianS.D.
    Length (µm)(9.5) 9.8–11.6 (11.9)10.810.90.540
    Width (µm)(5.9) 6.0–6.9 (7.0)6.56.40.290
    Q(1.55) 1.56–1.81 (1.84)1.671.680.08
  • arrow_drop_downarrow_drop_upTemperature calculation
    Max tempMin tempPrecipitation
    Annualised average (2007)-2.48 °C-6.45 °C37.95 mm
    Collection month (8/2007)4.56 °C1.38 °C30.48 mm
    Max month (2007)4.56 °C1.38 °C104.88 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 54.22 6th/9
Average length 10.8 10.74 3rd–4th/9
Average width 6.5 6.30 2nd/9
Standard deviation of length 0.54 0.63 7th/9
Standard deviation of width 0.29 0.35 8th/9
Median length 10.9 10.73 3rd–4th/9
Median width 6.4 6.26 2nd–4th/9
Minimum length 9.5 9.49 4th/9
Minimum width 5.9 5.59 1st–2nd/9
Low length 9.8 9.72 4th/9
Low width 6.0 5.79 2nd–3rd/9
High length 11.6 11.77 5th–6th/9
High width 6.9 6.86 4th–5th/9
Max length 11.9 12.24 5th/9
Max width 7.0 7.13 6th–7th/9
Spore featureValueCommonalities
Ornamentation O1 88% of collections
Perispore loosening P0 100% of collections
Dextrinoidity D0 77% of collections