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The Bolete Filter Triage (A Synoptic Key) for North American Boletes

Boletus nobilis

Pale stem w/ ever-browner streaks going down, may be “delicately netted”. Cap often pitted or wrinkled. White pores age toward brownish yellow.

SKU: Boletus nobilis Categories: 1. Found in Connecticut, 2. Found in New Jersey, 3. Found in Michigan, 4. Found in Mississippi, 4. Found in Ohio, 4. Found in Pennsylvania, 4a. Found in S.W. Pennsylvania, 5. Found in Ontario, 5. Found in W. Va. or the Central Appalachians, CAP COLOR FILTERS, CAP FLESH COLOR FILTERS, Cap Flesh Does Not Stain with 30 seconds, Cap Flesh is White, Cap Flesh is Yellow, 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, 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 is Mature & Its Pores are Tiny, My Mushroom's Cap is >.1" Across, My Mushroom's Cap is >4” Across, My Mushroom's Cap is >6” Across, My Mushroom's Cap is >8” Across, PORE COLOR FILTERS, PORE SIZE FILTERS, PORE STAINING FILTERS, Pores Do Not Stain within 30 seconds, Primary Cap Color is: 2- Yellow to Orange, Primary Cap Color is: 4- Some Shade of Brown, Primary Pore Color is: 1- White, Buff, or Light Gray, Primary Pore Color is: 2 - Yellow to Gold, Primary Pore Color is: 4 - Some Shade of Brown, Primary Stem Color is: 1- White, Buff, or Light Gray, Primary Stem Color is: 4- Some Shade of Brown, Spore Print is 1- Olive to Olive-Brown, Spore Print is 3- Pink-, Red-, Purple-, or Cinnamon-Brown, Spore Print is 4- Plain Old Brown, STEM COLOR FILTERS, STEM DECORATION/ TEXTURE FILTERS, STEM SIZE FILTERS, Stem: 1- Has No Significant Ornaments, Stem: 5- Is Netted (Reticulated), Stem: Netting is WHITE, ZONE 1- the NORTHEAST, ZONE 2- the MIDWEST, ZONE 5 - the SOUTH

Description
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Description

Genus: Boletus

Species: nobilis

Common Name: “Noble Bolete”

Tells: Pale stem w/ ever-browner streaks going down, may be “delicately netted”. Cap often pitted or wrinkled. White pores age toward brownish yellow.

Other Information: Likes oak & beech. White cap flesh gets yellowish by the pores. If you see a yellow band by the pores, check B. gertrudiae. A good looking mushroom.

Edibility: Good.

CHEMICAL TESTS:

NH4OH (Ammonia): Cap flesh turns pink/red. Stem skin turns reddish.
KOH: Cap surface turns amber brown. Cap flesh turns purplish red. Stem skin turns amber to brown.
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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