Agaricales » Agaricales genera incertae sedis


Giacomia Vizzini & Contu, in Vizzini et al., Mycosphere 3(1): 84 (2012)

Etymology: named in honour of Abbé Giacomo Bresadola, eminent Italian mycologist, and father of the species name.

Diagnosis: Basidiomata agaricoid (with distinct pileus, lamellae and stipe), partial veil present as an arachnoid cortina, basidiospores with amyloid warts, cheilocystidia often abundant, filamentous, pileal surface a cutis of repent to interwoven, cylindrical hyphae, clamp-connections present, no sarcodimitic texture in any part of the basidioma. On the ground, never on wood.

Index Fungorum number: IF564428

Type species: Giacomia mirabilis (Bres.) Vizzini & Contu, in Vizzini et al., Mycosphere 3(1): 84 (2012)



Giacomia mirabilis (Bres.) Vizzini & Contu 2012

Giacomia mirabilis f. mirabilis (Bres.) Vizzini & Contu 2012



Vizzini, A.; Ercole, E.; Contu, M. 2012. A contribution to the ITS-LSU phylogeny of the genus Leucopaxillus (Tricholomatoid clade, Agaricales), with three new genera and notes on Porpoloma. Mycosphere. 3(1):79-90


About Basidiomycota

The webpage Basidiomycota provides an up-to-date classification and account of all genera of the phylum Basidiomycota.


Supported by 

Thailand Science Research and Innovation (TSRI)

project entitled:

"Macrofungi diversity research from the Lancang-Mekong Watershed and surrounding areas"

(Grant No. DBG6280009)


  • Email:
  • Addresses:
    Mushroom Research Foundation, 292 Moo 18, Bandu District,
    Muang Chiangrai 57100, Thailand
  • The State Key Lab of Mycology, Institute of Microbiology, Chinese Academy of Sciences, No.3 1st Beichen West Rd., Chaoyang District, Beijing 100101, P.R. China

Published by the State Key Lab of Mycology, Institute of Microbiology, Chinese Academy of Sciences and
Mushroom Research Foundation
Copyright © The copyright belongs to the Curators. All Rights Reserved.