13/Aug/23, 3:51 PM
Aruheina tee, Vääna-Jõesuu, Harju county
Mixed forest, undergrowth, in soil, near gravel road
59°27'11.3"N 24°21'24.3"E (59.453149, 24.356754)
🔆 Fair weather with overcast, forest shade
Original Instagram postPaxillus rubicundulus
alder roll-rim
- Scientific identification
- Paxillus rubicundulus P.D.Orton
- Family
- Paxillaceae
- Class
- Agaricomycetes
- Genus
- Paxillus
Names across languages
- English: alder roll-rim
- German: Erlen-Krempling
- Estonian: Lepavahelik
- Russian: Свинушка ольховая
The scientific profile
From the latest record: 2023-08-13.
Hymenium
Gills that are decurrent, close, yellowish to orange-brown, and bruising reddish-brown upon handling or aging
Cap
Convex, often with a depressed center and an inrolled margin when young, smooth to slightly velvety, with colors ranging from reddish-brown to rusty-brown
Hymenium Attachment
Decurrent
Stipe
Cylindrical, tapering towards the base, and of a similar or paler color than the cap, bruises reddish or brown when handled
Spore print
Spore print is rusty-brown.
Ecology
Mycorrhizal, most commonly associated with broadleaved trees, especially alders, it grows in mixed and broadleaf forests, favoring acidic soils
Edibility
Toxic. Similar to other species in the genus, it is poisonous and can cause gastrointestinal symptoms
Fruit body
Fruit body Up to 8–10 cm
Dimensions
Cap 5–12 cm
Odour
Odour is earthy or slightly fruity
Microscopy
Spores smooth, ellipsoid, 7–9 x 3–5 µm, basidia are four-spored
Overview
Medium-sized fungus known for its association with alders and reddish-brown cap with a velvety surface
1969). Notes R. Bot. Gdn Edinb. 29: 110.
Field encounters
Source hashtags
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