Ink Stain Bolete Cyanoboletus pulverulentus (Opat.) Gelardi, Vizzini & Simonini    Synonyms: Boletus pulverulentus.
Kingdom Fungi   >   Phylum Basidiomycota   >   Class Agaricomycetes   >   Order Boletales   >   Family Boletaceae   >   Genus Cyanoboletus   

Description:

Cap: Yellow-brown to reddish-brown, viscid when wet, smooth to irregular, slightly shiny in age; convex to nearly flat; thick yellow flesh instantly stains deep blue. Pores: Yellow; instantly stain deep blue. Stalk: Yellow at top to red-orange/brown below; flesh instantly stain blue-black ; white mycelium at base (J. Solem, pers. comm.).

Where to find:

Habitat: Singles or groups on ground in forests.

There are 7 records in the project database.

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A Cyanoboletus pulverulentus in Howard Co., Maryland (10/6/2008). Photo by Joanne Solem. (MBP list)

A Cyanoboletus pulverulentus in Howard Co., Maryland (10/6/2008). Split fruiting body: (left) showing deep blue stain of cut cap and stalk flesh; (right) stalk with yellow at apex shading to dark below with white mycelium at base. Photo by Joanne Solem. (MBP list)

Ink Stain Bolete in Howard Co., Maryland (8/31/2012). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)

Ink Stain Bolete in Howard Co., Maryland (8/31/2012). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)

Ink Stain Bolete in Howard Co., Maryland (8/31/2012). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)

Ink Stain Bolete in Howard Co., Maryland (8/31/2012). Photo by Joanne Solem. (MBP list)

Spores of Ink Stain Bolete in Howard Co., Maryland (8/31/2012). (c) Joanne and Robert Solem, some rights reserved (CC BY-NC). Photo by Joanne Solem. (MBP list)

Ink Stain Bolete in Howard Co., Maryland Spores of (8/31/2012). Cylindrical, smooth; measured 10.3-11.3 X 3.5-3.9 microns. Photo by Robert Solem. (MBP list)


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