Image of Amanita excelsa (Fr.) Bertill. 1866

Description:

Habitat: former mountain pasture, a part of it overgrown with very light wood; Larix decidua, Picea abies, Fagus sylvatica dominant trees; partly in shade; partly protected from direct rain by tree canopies; modestly inclined mountain slope, northwest aspect; average precipitations ~ 2.600 mm/year, average temperature 6-8 deg C, elevation 870 m (2.850 feet), alpine phytogeographical region. Substratum: soil. Comments: Growing solitary; pileus diameter 5 cm; stipe 8 cm long, 21 mm in diameter and 26 mm at the bottom; taste indistinct, mild, pleasant; smell mild, slightly on radish?; flesh firm; SP faint, whitish. Spores smooth. Dimensions: 7.7 [9.3 ; 9.9] 11.5 x 5.8 [6.6 ; 6.9] 7.8 microns; Q = 1.2 [1.4] 1.6; N = 40; C = 95%; Me = 9.6 x 6.8 microns; Qe = 1.4. Olympus CH20, NEA 100x/1.25, magnification 1.000 x, oil in water. AmScope MA500 digital camera. Herbarium: Mycotheca and lichen herbarium (LJU-Li) of Slovenian Forestry Institute, Vena pot 2, Ljubljana, Index Herbariorum LJF Ref.: (1) Personal communication with Mr. Gregor Podgornik, (2) http://www.amanitaceae.org/?Amanita+excelsa (3) http://www.first-nature.com/fungi/amanita-excelsa.php (4) http://www.mycodb.fr/fiche.php?genre=Amanita&espece=excelsa (5) J. Breitenbach, F. Kraenzlin, Eds., Fungi of Switzerland, Vol.4. Verlag Mykologia (2000), p 148.