Leccinum atrostipitatum Smith, Thiers, & Watling Black-stemmed Leccinum. Cap 6-15cm across, convex with overhanging marginal flaps of tissue; pale orange-buff to apricot orange, then dingy pinkish tan often with grayish fibrils; dry, woolly-fibrillose to smooth and viscid in wet weather. Tubes pale olivaceous when young, then deeper brown. Pores minute; pallid olivaceous then olive-brown, bruising darker. Stem 80-150 x 20-50mm, massive, swollen clavate, solid, firm; white but with a dense black covering of squamules over entire stem even when in the button stage. Flesh white then staining pinkish gray to violaceous brown, bluish green near cortex. Odor pleasant. Taste pleasant. Spores subfusoid, smooth, 13-17 x 4-5µ,. Deposit dull yellow-brown. Habitat under birch. Occasional. Found in northern and eastern North America. Season July-October. Edible - good.