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Nomenclature

Lactarius chelidonium var. chelidonioides (A.H. Sm.) Hesler & A.H. Sm.
N. Amer. Lactarius [STD]: 84. 1979 (as Lactarius chelidonium var. 'cheilidonioides').

≡ Lactarius chelidonioides A.H. Sm.
Brittonia [BPH] 12: 127. 1960.

Original diagnosis

Pileus 3-8 cm latus, convexo-depressus demum subinfundibuliformis, glaber, viscidus, zonatus, subcaeruleus demum sordide aurantio-brunneus; lamellae confertae, decurrentes, sordide luteo-olivaceae; stipes siccus, sursum subcaeruleus, deorsum pallide sordide aurantio-luteus; sporae 7-9 x 5-6.5 µ; pleurocystidia nulla. Specimen typicum legit A. H. Smith (no. 62026), 12 Oct. 1959, Dexter, Michigan, U.S.A.

Typification

Holotypus: Smith 62026 (MICH)
North America: United States: Michigan, Dexter

Published type studies: Hesler & Smith (1979), N. Amer. Spec. Lactarius: 85

Description

Photographs

Microscopy

SEM photos

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