above, or tapering to base; often with a slight basal swelling; finely granular; dry; colored like the cap, or more pale. flesh: whitish to yellowish; not changing when sliced. odor and taste : not distinctive. chemical reactions : koh pink on cap surface. spore print : white. microscopic features : spores...
; white above, bright yellow below; discoloring and bruising black. flesh: white in cap; yellow in stem. odor and taste : not distinctive. chemical reactions : koh negative on cap surface. spore print : purplish gray to black. microscopic features : spores - x - μ; smooth; narrowly ellipsoid or nearly...
extending up to cm underground. flesh: white; thin; unchanging when sliced. odor and taste : not distinctive. chemical reactions : koh on cap surface negative. dried specimens: gills of dried specimens become pale pastel orange after several years in storage. spore print : white. microscopic features : spores...
base; dry; fibrillose-scaly over the lower portion or nearly overall; brownish; basal mycelium white. flesh: whitish; unchanging when sliced. odor : weakly to strongly foul and reminiscent of coal tar. chemical reactions : koh gray on cap surface. spore print : medium brown. microscopic features : spores...
, or rarely olive to greenish; over time staining white paper yellow. odor and taste : odor not distinctive to mildly fragrant; taste mild to slowly slightly acrid. spore print : pale yellowish. chemical reactions : koh on cap surface erasing pigments to pale orange or tan. microscopic features : spores...
creamy white; sometimes becoming greenish on exposure to air. odor and taste : odor not distinctive; taste acrid, according to the literature, but also quite mild in my collecting experience. chemical reactions : cap surface dark purple-magenta with koh. spore print : cream. microscopic features : spores...
discoloring brownish with age; with prominent and copious white basal mycelium . flesh: white; thick; hard; not changing when sliced. odor and taste : odor mealy or foul (like coal tar or swamp gas). chemical reactions : koh dull olive to negative on cap surface. spore print : white. microscopic features : spores...
pale near the apex; brown to blackish near the base. flesh: insubstantial; pallid or brownish. odor and taste : odor bleach-like, but sometimes indistinct in buttons. taste unpleasant or slightly bitter. chemical reactions : koh negative on cap surface. spore print : white. microscopic features : spores...
whitish ring that features a brownish underside; sometimes featuring one to several brown to brownish ringlets near the base. flesh: white; quickly pink when sliced. odor and taste : not distinctive. chemical reactions : koh negative on cap surface. spore print : dark brown. microscopic features : spores...
that are initially whitish but become brown (reminiscent of scabers in the genus leccinum ); ground color medium brown; without a ring ; basal mycelium and rhizomorphs prominent, white. flesh: white; unchanging when sliced. odor and taste : mealy. spore print : dark brown. microscopic features : spores...