According to Index Fungorum (19.03.2019) it should be named Imperator torosus (Fr.) Assyov, Bellanger, Bertéa, Courtec., Koller, Loizides, G. Marques, J.A. Muñoz, Oppicelli, D. Puddu, F. Rich. & P.-A. Moreau
It is a rare, large and beautiful bolet with mainly Mediterranean distribution. It seems to be restricted by old-growth broadleved forests dominated by beech and oaks, on well-drained calcareous soils. Such landscapes are declined in all parts as a result of human activity.
In Russia it is known only from one locality in the Western Caucasus, on the territory of Caucasian State Biosphere Reserve.
Forms ectomycorrhiza with Quercus and Fagus spp. Occurs in broadleaved and mixed forests on well-drained usually calcareous soil. Fruit bodies more often appear in the warmest season (at least in the Western Caucasus), presumably thermophilous species.
cutting of old-growth forest dominated by oaks and beeches.
In Russia it is protected on regional level (Republic of Adygeya) and preserve in Caucasian State Reserve.
Vaasma M., Kalamees K., Raitviir A. Macrofungi of the Caucasian State Nature Reserve. Tallin, 1986. 105 p. (In Russian)
Red Data Book of Republic of Adygeya. Rare and threatened representatives of the regional fauna and flora. Part 1. Introduction. Vegetabilia and Mycota. - The second edition. Maykop: Kachestvo, 2012. 340 p. (In Russian)