Taxonomy
Collection 1000073 (herbarium acc. no. IB19800533) is Hebeloma erumpens. It is the holotype of heterotypic synonym Hebeloma theobrominum var. pruinosum (M.M. Moser) Quadr. (1989) ["1988"].Description
- arrow_drop_downarrow_drop_upCollecting details
Collection 1000073 was collected by M. Moser on 7th November 1980 in Notre Dame de Jerusalem, Tour de la Mar, Massif de l'Esterel, Var, FRANCE (approx. 43.32°N, 5.36°E, altitude approximately 10 m above sea level - Google maps). The ectomycorrhizal family Cistaceae (genus Cistus) was present.
The surrounding habitat was described as not recorded.
According to the GPS data the collection was in the Koppen climate code BSk (Arid, steppe, cold).
- arrow_drop_downarrow_drop_upMacroscopic description
Cortina present: no.
Pileus: 20–45 mm diameter; shape not recorded; margin characters not recorded; viscosity tacky when moist; spotting not recorded; hygrophanous not recorded; colour variation not recorded; 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 up to 5 mm; number of complete lamellae 60; tears absent; white fimbriate edge weak.
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; colour through microscope brown; guttulate no; papillate weak; Spore Code: O1; O2; P1; D2; D3.
Basidia: analysis not yet complete.
Cheilocystidia: main shape cylindrical, clavate-lageniform or clavate-ventricose; special features none; Cheilocystidia Ratios: A/M = 1.58; A/B = 1.16; B/M = 1.43.
Pleurocystidia: no.
Ixocutis: analysis not yet complete.
Caulocystidia: analysis not yet complete.
Spore (min) 5%-95% (max) mean median S.D. Length (µm) (8.6) 9.2–11.1 (11.4) 10.1 10.1 0.590 Width (µm) (5.0) 5.3–6.2 (6.4) 5.8 5.8 0.270 Q (1.52) 1.58–1.85 (1.89) 1.74 1.75 0.08 Cheilocystidium (µm) (min) 5%-95% (max) mean median S.D. Length (20) 24–43 (45) 35 34 6.8 Apex Width (4.2) 5.5–8.1 (8.6) 6.5 6.4 0.870 Median Width (2.6) 3.2–5.2 4.1 4.0 0.67 Basal Width (3.9) 4.2–7.8 (9.3) 5.8 5.5 1.27
- arrow_drop_downarrow_drop_upTemperature calculation
Max temp Min temp Precipitation Annualised average (1980) 18.94 °C 9.89 °C 36.42 mm Collection month (11/1980) 14.69 °C 6.96 °C 61.31 mm Max month (1980) 28.65 °C 18.14 °C 97.68 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 | 66.0 | 65.23 | 4th–5th/13 |
| Average length | 10.1 | 10.05 | 5th/13 |
| Average width | 5.8 | 5.92 | 8th–10th/13 |
| Standard deviation of length | 0.59 | 0.60 | 7th/12 |
| Standard deviation of width | 0.27 | 0.28 | 8th/12 |
| Median length | 10.1 | 10.08 | 5th–6th/12 |
| Median width | 5.8 | 5.93 | 8th–10th/12 |
| Minimum length | 8.6 | 8.77 | 8th–9th/12 |
| Minimum width | 5.0 | 5.22 | 10th/12 |
| Low length | 9.2 | 9.14 | 4th–6th/12 |
| Low width | 5.3 | 5.46 | 9th/12 |
| High length | 11.1 | 11.10 | 6th/12 |
| High width | 6.2 | 6.37 | 7th–10th/12 |
| Max length | 11.4 | 11.67 | 9th/12 |
| Max width | 6.4 | 6.62 | 8th–10th/12 |
| Spore feature | Value | Commonalities |
|---|---|---|
| Ornamentation | O1; O2 | 69% of collections; 84% of collections |
| Perispore loosening | P1 | 30% of collections |
| Dextrinoidity | D2; D3 | 61% of collections; 92% of collections |