Suillus caerulescens


Suillus caerulescens, commonly known as the douglas-fir suillus and fat jack, is a species of bolete fungus in the family Suillaceae.

Taxonomy

The species was first described scientifically by American mycologists Alexander H. Smith and Harry D. Thiers in 1964.

Description

The cap is yellowish to reddish brown, sometimes with streaks from its darker center. It ranges from in diameter, shaped convex to flat, and viscid when wet, sometimes with veil remnants on the edge. The flesh is yellowish, as are the pores. The stalk is yellowish to brown, darkening with age, 2–8 cm tall, 1–3 cm wide, and bruises bluish to brownish, especially at the base. A faint ring may be present.
The flesh can have a lemony flavour. The spore print is reddish-brown.

Similar species

Suillus lakei is fairly similar, as is S. ponderosus.

Habitat and distribution

It can be found growing with Douglas-fir trees in western North America from October to December.

Uses

While edible, it is considered of mediocre to poor quality.