Arleen R. Bessette

Tylopilus variobrunneus is a bolete fungus in the family Boletaceae native to the United States. It was described as new to science in 1998.

Boletus subcaerulescens is a basidiomycete fungus of the genus Boletus found in northeastern North America. The fruiting bodies are found associated with pine and spruce. The cap is up to 18 cm wide, convex to flat, and brown in color. The tubes are yellow and stain blue (later becoming brown) when bruised, while the flesh is white to buff and does not stain when cut. The stem is brown like the cap and has a light-colored reticulate texture. The specific epithet is from Latin: sub- + caeruleus + -escens, literally "becoming dark blue beneath". Phylogenetic analysis has shown B.

Aureoboletus innixus is a species of bolete fungus in the family Boletaceae. Found in eastern North America, it was first described scientifically by Charles Christopher Frost in 1874, from collections made in New England. An edible mushroom, the convex cap grows to 3–8 cm (1.2–3.1 in) wide and is dull reddish brown to yellow brown. The stem is 3–6 cm (1.2–2.4 in) long by 1–1.6 cm (0.4–0.6 in) thick, but often swollen at the apex with a tapered base. It has a bright yellow pore surface when young that dulls in color when mature. There are about 1 to 3 pores per mm when young, but they expand

Alessioporus rubriflavus is a species of fungus in the family Boletaceae. It was described in 2017 as the first North American member of the genus Alessioporus.

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Boletus pseudopinophilus is a species of porcini-like fungus native to eastern North America, where it grows under Pinus elliottii and Pinus palustris. Previously regarded as Boletus pinophilus it was found to have diverged significantly from the latter species.

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