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Calocybe onychinaPhoto: Leif StridvallBack to the BAP list |
DescriptionGeneral: Smallish agaric with purplish-brown cap, yellowish-gold gills and pallid purplish stem; on soil in upland coniferous woodland.Dimensions: Cap 2-7cm dia; stem 2-5cm tall x 0.8-1.2cm dia. Cap: Purple to chestnut or reddish-brown, umber-brown when damp; smooth; at first convex then flattened, undulating often with a low flattish umbo. Flesh yellowish-white, thin. Gills: Golden-yellow fading to dull yellow, adnate, broad, crowded. Stem: Pallid with purplish tinge especially at the apex; more or less equal; ring absent. |
Spores: Hyaline, smooth, ellipsoid, 4.0-4.5 x 2.0-2.5 µm. Basidia 4 spored, showing siderophilous granules in acetocarmine. Odour: Not distinctive. Taste: Not distinctive. Chemical Tests: None. Occurrence: Autumn. |
| Qualifying criterion: 4.7: very rare species with restricted range |
| Justification: fruits on the needle litter of Caledonian pine; recorded from 2 hectads pre-1960 and 2 post-1960 |
| Threats: Caledonian fprest habitat destruction |
| Action Required: Site protection, particularly at Abernethy and Rothiemurchus and monitoring against habitat loss and degradation; ecological assessment |
Statistics:UK (excluding NI & CI) fungus records |
Total records: 4 |
| Earliest recording: 1896 | |
| Latest recording: 1964 | |
| Vice Counties and (frequency): 61(1); 88(2); 96(1) | |
| Pre-1960: 2 records | |
| NBN Gateway grid map | Post-1960: 2 records |