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Nomenclature

Russula galochroa Fr.
Observ. mycol. 1: 65-66. 1815 (alt. name for Agaricus galochrous).

Agaricus galochrous Fr.
Observ. mycol. 1: 65-66. 1815.

Russula heterophylla var. galochroa (Fr.) Fr.
Epicr. syst. mycol.: 353. 1838.

Russula livida var. galochroa (Fr.) J. Schröt.
Krypt.-Fl. Schlesien 3 (1): 546. 1889.

Russula heterophylla f. galochroa (Fr.) Singer
Z. Pilzk. 2 (1): 5. 1923.

Original diagnosis

83. Agaricus galochrous, pileo albo margine lævi, lamellis stipiteque mediocri concoloribus. (Russula galochroa Fr.).
Agar. pectinaceus. Bull. t. 509. f. L
Ag. lacteus. Pers. Syn. p. 439 (sed minime confundendus com lacteo Ejusd. l. c. p. 394).

In silvis præsertim umbrosis et fagetis Sueciæ &c.

Obs. Plurimas Russulæ species iterum conjungendas esse nullum dubium est et optime jam monuerunt Alb. et Schwein. l. c. p. 211 sq. Descr. vero accuratas, ex quibus pateat summa affinitas, superflua non fore speramus.

Descr. Stipes elongatus 2-3 unc., diam. 1/2-3/4 uncial. carnosus intus medulla spongiosa farctus basi subangustatus lævis glaber albus. Pileus carnosus planiusculus mox depressus concavus albus rectus glaber lævis 3 uncial., margine nudo, absque tuberculis, interdum substriatus. Lamellæ albidæ crassiusculæ subdecurrentes æquales, nonnullis ramosis.

Variat pileo virescente: Agar. æruginosus. Schum. Sæll. p. 246.

Typification

Lectotypus: Bulliard, Herb. Fr.: pl. 509, fig. L

Epitypus: Romagnesi 51-204 (PC)
Europe: France: Oise: Chantilly, not far from the pine wood of Mont-Pô

Description

Photographs

Microscopy

SEM photos