Guide of Mushrooms and Mushrooms of Navarra .: Mycena alcalina (Fr) Kum

Popular names: Mycenaean-smelling lye; Kanpaitxo lisibausain; Malignant mycena

Delicate and membranous seta without any culinary interest, growing in groups on conifer stumps, with a flared hat, with a radially radially brownish gray color and with a strong smell of lye or gas.

SOMBRERO small size, conical or conical-flared, from 1 to 1.5 cm diameter, with smooth and dry surface, radially striated by transparency of the sheets, brownish gray or brown ocher, slightly hygrophane. PIE , fragile, 6 to 8 cm x 1.5 to 2 mm, slightly thickening towards the base where it presents numerous tricoids or white hairs with which it is attached to the substrate. Smooth, shiny surface, brownish gray, somewhat lighter than the hat. MEAT fine, membranous, white, with no appreciable flavor and pronounced odor of bleach or nitrous gas. ESPORADA in white mass.

Underneath the hat is white, somewhat broad, broad, consistent and medium spaced adnatas and ascending laminae

Filamentous cuticle formed by a layer of hyphae parallel to the surface with the surface hyphae provided of warts or small excrescences. Arista of the laminae covered with elongated and irregular cysteines, some flexuous, others ventrudos and some with excrescences or ramifications. Cylindrical basidia or claviformes, up to 9 microns in diameter that produce four ellipsoidal spores, elongated, smooth, colorless, with small droplets inside and grayish with Melzer (amyloid), 8.5 to 12 x 5 to 6.5 microns. In our samples of 8.5 [9.9; 10.5] 11.8 x 5.1 [5.6; 5.9] 6.5 microns in Melzer.

Guide of Mushrooms and Mushrooms of Navarra .: Mycena alcalina (Fr) Kum

A species that develops on trunks, stumps or branches of pines or other types of conifers.

Fruit from September to November and especially in October.

The genus Mycena comprises a large number of species of similar appearance and for which determination the use of the microscope, such as, is necessary. filopes, M. polygramma, M. galericulata, etc., none of them has such a pronounced gas odor.

Distribution in Navarre (Spain):

A fairly common species in the northeastern corner of Navarre, dominated by pine forests in the Cuencas region, valleys Pre and Pyrenean and sierras of Leyre and Izko, punctually in other places of the Community under conifers of repopulation.

Register of the species in the last 40 years in Navarre:

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