Fauna
Fungus

Green-cracking Russula

Russula virescens

Also known as Quilted Green Russula, Green Brittlegill

Green-cracking russulas form ectomycorrhizal partnerships with broadleaf trees, particularly oak, beech, and chestnut. Their distinctive quilted caps emerge pale green before breaking apart into dry, darker green patches as the fruiting body expands during summer and autumn. Like many members of the brittlegill family, their solid white stems break cleanly like chalk when snapped.

FungusForest FloorMycorrhizal
Green-cracking Russula reference1 / 7
(c) Björn Sothmann, some rights reserved (CC BY-SA) · cc-by-sa
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Least ConcernConservation statusIUCN Red List categoriesLCNTVUENCREWEXLeast ConcernRed List categories, explained →
Key facts
Diet & preyMycorrhizal (obtains nutrients through symbiotic tree connections)
Predators
  • Slugs
  • Fungus Gnats
  • Squirrels
ThreatsHabitat loss, soil compaction, extreme drought
HabitatsDeciduous and mixed woodlands, broadleaf forests
Life spanFruiting body 1–2 weeks; underground mycelium lives indefinitely
Classification
  1. FamilyRussulaceae
  2. SpeciesRussula virescens
Range & activity
Range data is not available yet.
Safe observation
Interaction riskLow
  1. Low
  2. Moderate
  3. High
  4. Very high
Why interaction risk is low
Many edible mushrooms have toxic look-alikes; never eat wild fungi based on app identification alone.
Responsible observation
  • Cap Observation: Note the cracked, mosaic surface pattern that distinguishes this mushroom from smooth green species.
  • Stem Check: Verify that the clean white stem snaps crisply without bleeding any milky latex.
  • Habitat Focus: Look near the base of mature hardwood trees, especially oak and beech, following summer rain.
Related species
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