Taxonomy
Collection 19395 (herbarium acc. no. DAOM 96344) is Hebeloma alpinum.Description
- arrow_drop_downarrow_drop_upCollecting details
Collection 19395 was collected by J.A. Parmelee (3150), det: J.W. Groves on 8th August 1963 in Clinton Point, Pin 1 site, Northwest Territories, CANADA (approx. 69.5833°N, 120.7333°W, altitude approximately 0 m above sea level - Google maps). No ectomycorrhizal plants were recorded.
The surrounding habitat was described as arctic, s-facing tundra with a substrate of grassy soil and 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. 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: analysis not yet complete.
Lamellae: attachment emarginate; maximum depth not recorded; number of complete lamellae 56; tears absent; white fimbriate edge present.
Stipe: analysis not yet complete.
Context: analysis not yet complete.
Spore deposit colour: analysis not yet complete.
Exsiccata: analysis not yet complete.
- arrow_drop_downarrow_drop_upMicroscopic description
Spores: shape amygdaloid, limoniform; colour through microscope not recorded; guttulate not recorded; papillate yes; Spore Code: O2; P0; D1; D2.
Basidia: 29.7–35.4 x 7.6–8.9 μm; ave. Q = 4.0; basidia spore nature not recorded.
Cheilocystidia: main shape capitate-stipitate, clavate-stipitate; special features not recorded; Cheilocystidia Ratios: A/M = 2.29; A/B = 2.84; B/M = 0.93.
Pleurocystidia: no.
Ixocutis: analysis not yet complete.
Caulocystidia: analysis not yet complete.
Spore (min) 5%-95% (max) mean median S.D. Length (µm) (10.2) 11.0–14.4 (15.1) 12.9 13.1 1.030 Width (µm) (5.7) 6.1–7.7 (8.6) 6.9 6.8 0.560 Q (1.45) 1.64–2.16 (2.24) 1.89 1.90 0.17 Cheilocystidium (µm) (min) 5%-95% (max) mean median S.D. Length (49) 51–71 (72) 60 59 7.48 Apex Width (6.5) 7.0–10.6 (11.7) 8.8 8.7 1.320 Median Width (2.5) 2.6–4.9 (5.0) 4.0 4.1 0.75 Basal Width (1.4) 1.6–5.3 (5.6) 3.6 3.6 1.19
- arrow_drop_downarrow_drop_upTemperature calculation
Max temp Min temp Precipitation Annualised average (1963) -6.73 °C -13.77 °C 13.26 mm Collection month (8/1963) 11.66 °C 4.19 °C 27.40 mm Max month (1963) 12.55 °C 4.91 °C 51.70 mm
- arrow_drop_downarrow_drop_upAnalyse this collection
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 measurements | My value | Species mean value | Position |
|---|---|---|---|
| Count | 79.0 | 51.92 | 8th/86 |
| Average length | 12.9 | 12.22 | 12th–13th/87 |
| Average width | 6.9 | 7.03 | 53rd–61st/87 |
| Standard deviation of length | 1.03 | 0.81 | 9th–10th/82 |
| Standard deviation of width | 0.56 | 0.41 | 10th–11th/82 |
| Median length | 13.1 | 12.23 | 11th–12th/82 |
| Median width | 6.8 | 7.04 | 57th–65th/82 |
| Minimum length | 10.2 | 10.47 | 53rd–58th/84 |
| Minimum width | 5.7 | 6.19 | 73rd–76th/84 |
| Low length | 11.0 | 11.01 | 41st–46th/84 |
| Low width | 6.1 | 6.44 | 64th–68th/84 |
| High length | 14.4 | 13.50 | 13th–14th/84 |
| High width | 7.7 | 7.69 | 36th–43rd/84 |
| Max length | 15.1 | 14.03 | 10th–14th/84 |
| Max width | 8.6 | 8.03 | 11th–14th/84 |
| Spore feature | Value | Commonalities |
|---|---|---|
| Ornamentation | O2 | 88% of collections |
| Perispore loosening | P0 | 68% of collections |
| Dextrinoidity | D1; D2 | 72% of collections; 58% of collections |