Boletus mahogonicolor (“Mahogany Colored Bolete”)

Mahogany (or a bit redder) cap lightens & may stain blue at edge. Yellow cap flesh stains blue, resolving to pale red-brown. Yellowish pores bruise blue-black.

Categories: 4. Found in Mississippi, CAP COLOR FILTERS, CAP FLESH COLOR FILTERS, Cap Flesh is Yellow, CAP FLESH STAINING FILTERS, Cap Flesh Stains a Color Other than Blue, Cap Flesh Stains Blue, CAP SIZE FILTERS, CAP TASTE FILTERS, CAP TEXTURE FILTERS, Cap Texture is: 1- Dry & Smooth (Normal), Coniferous ("Needle-y") Trees, Deciduous (Leafy) Trees, Edibility: 3- Iffy, 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 >0.1" Across, PORE COLOR FILTERS, PORE SIZE FILTERS, PORE STAINING FILTERS, Pores Stain Blue, Pores Stain Other than Blue, Primary Cap Color is: 3- Red, Pink, Purple, or Orange, 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: 3- Red, Pink, Purple, or 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 Is Bulbous, STEM SIZE FILTERS, Stem: 1- Has No Significant Ornaments, ZONE 5 - the SOUTH

Description
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Description

Genus: Boletus

Species: mahoganicolor

Common Name: “Mahogany Colored Bolete”

Tells: Mahogany (or a bit redder) cap lightens & may stain blue at edge. Yellow cap flesh stains blue, resolving to pale red-brown. Yellowish pores bruise blue-black.

Other Information: Blue-bruising stem is bright yellow near pores & redder by base. Pores start yellow but age to greenish- & then brownish-yellow. Only known from Mississippi.

Edibility: Unknown.

CHEMICAL TESTS:

NH4OH (Ammonia): Cap surface turns yellow. Cap flesh turns pale orange. Pore surface turns pale reddish brown.
KOH: Cap surface darkens. Cap flesh turns pale brownish orange. Pore surface turns burnt orange.
FeSO4 (Iron Salts): Cap and pore surfaces have no reaction. Cap flesh turns grayish.

Links:

Mushroom Expert
Mushroom Observer
Wikipedia
Google Image Search

National Audubon Society Field guide to Mushrooms, Gary Lincoff

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Mushrooms of West Virginia and the Central Appalachians

North American Boletes

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