Xerocomellus dryophilus

Xerocomellus dryophilus, commonly known as the oak-loving bolete and formerly known as Boletus dryophilus or Xerocomus dryophilus, is a basidiomycete fungus in the family Boletaceae. It was transferred to the new genus Xerocomellus in 2014. Its epithet had been previously applied to a European species, now described as Xerocomellus redeuilhii.^[1]

Xerocomellus dryophilus
Scientific classification
Kingdom:	Fungi
Division:	Basidiomycota
Class:	Agaricomycetes
Order:	Boletales
Family:	Boletaceae
Genus:	Xerocomellus
Species:	X. dryophilus
Binomial name
Xerocomellus dryophilus (Thiers) N. Siegel, C.F. Schwarz & J.L. Frank (2014)

Xerocomellus dryophilus Mycological characteristics
	Pores on hymenium
	Cap is convex or flat
	Stipe is bare
	Spore print is brown to olive-brown
	Edibility is edible

The reddish cap is up to 10 centimetres (4 in) wide and convex to plane.^[2] The pores are yellowish and often bruise blue, as does the flesh.^[2] The spore print is brown. The stem is up to 12 cm long, yellow at the top and reddish below.^[2] It is similar to X. chrysenteron and Boletus smithii.^[2]

The species appears to only occur under Quercus agrifolia (coast live oak)^[3] and is only found in California, where it is one of the most common boletes in the Los Angeles and San Diego counties.^[2] It is commonly parasitized by Hypomyces chrysospermus.^[2] It is edible but may be mediocre.^[2]