Buchwaldoboletus sphaerocephalus

Description

Name in North American Boletes: Boletus sphaerocephalus

Genus: Buchwaldoboletus

• Genus 2: Boletus

Species: sphaerocephalus

Common Name:

Tells: Grows on sawdust, stumps, or surrounding areas. Yellow pores age toward brown, & stain blue before resolving brown.

Other Information: Yellow cap pales, often fissures in age, & may be slightly viscid. Yellow flesh usually blues, & may taste a little bitter. Yellow stem has no netting. B. hemichrysus has a bright yellow or orange-yellow stem (vs. just yellow), a reddish-brown pores (vs. yellow-brown), & red tints to the yellow stem.

Science Notes: DNA testing moved this mushroom from Boletus to a newly erected genus called “Buchwaldoboletus”.

Edibility: Edibility unknown.

CHEMICAL TESTS:

• NH4OH (Ammonia): No data.
• KOH: No data.
• FeSO4 (Iron Salts): No data.

Links:

• Mushroom Expert
• Mushroom Observer
• Wikipedia
• Google Image Search

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