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Nomenclature

Lactarius aspideus (Fr.: Fr.) Fr.
Epicr. syst. mycol.: 336. 1838.

Agaricus aspideus Fr.
Observ. mycol. 2: 189. 1815.

Galorrheus aspideus (Fr.: Fr.) Fr.
Stirp. agri femsion. (III): 57. 1825.

Lactarius uvidus var. aspideus (Fr.) Quél.
Enchir. fung.: 128. 1886.

Lactifluus aspideus (Fr.: Fr.) Kuntze
Revis. gen. pl. 2: 856. 1891.

Taxonomic synonyms:

= Agaricus roseoviolascens Lasch, Linnaea 3: 161. 1828.  — Lactarius roseoviolascens (Lasch) Romell, Z. Pilzk. 3: 86. 1924.

Original diagnosis

pileo umbilicato viscoso, lamellis dilutioribus, fractis carneque purpurascentibus, stipite scrobiculato viscoso. Rarissime, mense Augusto, in silvis frondosis nemorosis.
Descr. Stipes cavus, 2 unc. longus, ½ unc. et ultra crassus, cylindricus subfragilis luteus viscosus, basi leviter, pubescens; sursum obsolete scrobiculatus et maculis obscurioribus notatus. Pileus carnosus planus depressus, medio saepe acute umbonatus; absque villo adglutinato, viscosus flavus, 2-4 unc. nec latior adhuc observatus, marginem involutum tomentosum versu fibrillosus. Caro pilei stipitisque alba, fracta purpurescens. Lac album, siccatum purpurascit. Lamellae adfixae 4-8natae, breviores rotundatae, albidae fractae violacco-purpurascentes.

Typification

Holotypus: -
Europe: Sweden

Description

Photographs

Microscopy

SEM photos