List of fungi by conservation status

, the International Union for Conservation of Nature (IUCN) has evaluated the conservation status of 280 fungus species.

Previously in the 2017-3 release, the IUCN evaluated the conservation status of 56 fungus species. One subspecies, that of Pleurotus nebrodensis, also was evaluated but has since been removed. At the time no subpopulations were evaluated.

, the New Zealand Threat Classification System listed 1512 species and 39 subspecies of fungi, with 65 species considered Threatened.

IUCN listings
This is a complete list of fungus species and subspecies evaluated by the IUCN.

Nationally Critical

 * Austrogaster novaezelandiae - One Location
 * Berggrenia cyclospora - One Location
 * Cantharellus elsae - One Location
 * Chalciporus aurantiacus
 * Chlorovibrissea bicolor - One Location
 * Chlorovibrissea melanochlora - One Location
 * Chlorovibrissea tasmanica - One Location
 * Claustula fischeri K.M. Curtis, 1926 - Fischer’s egg, Data Poor, Stable, Threatened Overseas, One Location
 * Colpoma nothofagi
 * Cordierites acanthophora - One Location
 * Dichomitus newhookii
 * Ganoderma sp. “Awaroa” - (Pukatea bracket) Human Induced
 * Gomphus dingleyae - One Location
 * Gomphus novaezelandiae - One Location
 * Gyroporus castaneus - One Location
 * Hysterangium youngii - One Location
 * Inonotus chondromyelus
 * Lactarius maruiaensis - One Location
 * Phallobata alba
 * Phanerochaete citrina - One Location
 * Phanerochaete corymbata - One Location
 * Phanerochaete luteoaurantiaca - One Location
 * Polyporus septosporus P.K. Buchanan & Ryvarden, 1998 - Septate-spored polypore, Data Poor, Threatened Overseas, One Location
 * Puccinia embergeriae McKenzie & P.R. Johnst. ined. - Chatham Island sow thistle rust, Stable, One Location
 * Puccinia freycinetiae - One Location
 * Ramaria aureorhiza - One Location
 * Ramaria avellaneovertex - One Location
 * Ramaria basirobusta - One Location
 * Ramaria junquilleovertex - One Location
 * Ramaria piedmontiana - One Location
 * Ramariopsis avellanea - One Location
 * Ramariopsis avellaneoinversa - One Location
 * Ramariopsis tortuosa - One Location
 * Russula inquinata - Data Poor, One Location
 * Russula littoralis - One Location
 * Russula miniata - Data Poor, One Location
 * Russula papakaiensis - Data Poor, One Location
 * Russula pleurogena - One Location
 * Russula solitaria - Data Poor, One Location
 * Russula vivida McNabb, 1973 - Data Poor
 * Sarcosoma orientale
 * Squamanita squarrulosa - One Location
 * Thaxterogaster cartilagineus - One Location
 * Undescribed genus of Trichocomaceae - Data Poor
 * Uredo chathamica - One Location
 * Uredo salicorniae
 * Volvariella surrecta - One Location
 * Xylaria wellingtonensis - One Location
 * Xylaria zealandica - One Location

Serious decline

 * Melampsora novaezelandiae

Gradual Decline

 * Diaporthe sp. 1 - Conservation Dependent, Human Induced
 * Diaporthe sp. 2 - Conservation Dependent, Human Induced
 * Glonium sp. - Conservation Dependent, Extreme Fluctuations
 * Leucostoma sp. 1 - Conservation Dependent, Human Induced
 * Leucostoma sp. 2 - Conservation Dependent, Human Induced
 * Pestalotiopsis sp. - Conservation Dependent, Extreme Fluctuations
 * Phomopsis sp. - Conservation Dependent, One Location
 * Propolis desmoschoeni - Conservation Dependent, Extreme Fluctuations
 * Seimatosporium sp. - Conservation Dependent, Extreme Fluctuations
 * Truncatella sp. - Conservation Dependent, Extreme Fluctuations

Sparse

 * Asterinella intensa
 * Lophodermium kaikawakae
 * Mycosphaerella sp.
 * Patellaria sp.
 * Phyllosticta sp. - Extreme Fluctuations