Boletus fibrillosus

Brown (cinnamon to dark) cap may have white-buff spots, & may be wrinkled or scaly. Well-netted stem is yellow on top & ever-browner going down.

SKU: Boletus fibrillosus Categories: 1. Found in the Pacific Northwest, 2. Found in California, CAP COLOR FILTERS, CAP FLESH COLOR FILTERS, Cap Flesh Does Not Stain with 30 seconds, Cap Flesh is White, CAP FLESH STAINING FILTERS, CAP SIZE FILTERS, CAP TASTE FILTERS, CAP TEXTURE FILTERS, Cap Texture is: 1- Dry & Smooth (Normal), Cap Texture is: 3- Wrinkled, Pitted or Corrugated, Cap Texture is: 5- Spiky or Scaly, Coniferous ("Needle-y") Trees, Deciduous (Leafy) Trees, Edibility: 4- Good, FILTER SET #1: REGION, FILTER SET #2: CAP FEATURES, FILTER SET #3: PORE FEATURES, FILTER SET #4: STEM FEATURES, FILTER SET #5: CAP FLESH (CONTEXT) FEATURES, FILTER SET #6: SPORE PRINT, FILTER SET #7: HABITAT FILTERS, FILTER SET #8: EDIBILITY, My Mushroom's Cap is >0.1" Across, My Mushroom's Cap is >4” Across, PORE COLOR FILTERS, PORE SIZE FILTERS, PORE STAINING FILTERS, Pores Do Not Stain within 30 seconds, Pores Stain Other than Blue, Primary Cap Color is: 4- Some Shade of Brown, Primary Cap Color is: 5- Black, Dark Brown, or Dark Gray, Primary Pore Color is: 2 - Yellow to Gold, Primary Stem Color is: 2- Yellow to Orange, Primary Stem Color is: 4- Some Shade of Brown, Spore Print is 1- Olive to Olive-Brown, Spore Print is 4- Plain Old Brown, STEM COLOR FILTERS, STEM DECORATION/ TEXTURE FILTERS, STEM SIZE FILTERS, Stem: 5- Is Netted (Reticulated), Stem: Netting is WHITE, ZONE 3- the FAR WEST

Description
Discussions

Description

Genus: Boletus

Species: fibrillosus

Common Name:

Tells: Brown (cinnamon to dark) cap may have white-buff spots, & may be wrinkled or scaly. Well-netted stem is lighter on top & ever-browner going down.

Other Information: White to pale yellow pores age to dark yellow & DNS (or may darken a bit). White-buff cap flesh DNS. White mycelium.

Edibility: Unknown.

CHEMICAL TESTS:

NH4OH (Ammonia): Cap surface turns red to pink.
KOH: Cap surface turns red to pink.
FeSO4 (Iron Salts): No data.

Links:

National Audubon Society Field guide to Mushrooms, Gary Lincoff

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Mushrooms of West Virginia and the Central Appalachians

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North American Boletes

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