Prospect Park - Jun 28, 2025

Our walk concentrated on the Ramble and the area behind the zoo. In the Ramble in particular we found a remarkable number of mushrooms and slime molds. In the same spot where we encountered it in 2019, Lala spotted the Densocarpa shanori, which is an ascomycete truffle that smells like rotten eggs. That mushroom is one of the targets of our 2025 New York City Rare Fungi Hunt! Glen found a very handsome Rhodocybe, an attractive gray on gray mushroom which we will sequence in due time (stay tuned to find out the results). Hector found an ascomycete that is the subject of research by German mycologist Hans Otto Baral, and has been going under a provisional name: Peltigeromyces mollisioides. The provisional name will be made official in a forthcoming paper. Elan and Lee, our slime mold experts found Physarella oblonga, which is new for the city. It was a great walk. About 35 people on a ~4 hour walk.

*=new to park   **=new to city

 

Ascomycetes

Annulohypoxylon truncatum
*Berkleasmium concinnum
Biscogniauxia atropunctata
Camillea tinctor
*Capronia sp.
parasitizing Hyalorbilia inflatula
Creosphaeria sassafras
Daldinia childiae
Densocarpa shanorii
Eutypa spinosa
Eutypella sp.
Hyalorbilia sp.
Hypoxylon howeanum
Hypoxylon rubiginosum
Hypoxylon sp.
Kretzschmaria deusta
Lachnum sp.
Mollisiaceae sp.
Orbilia sp.
**Peltigeromyces mollisioides
Baral, HO., Olariaga, I., Matocec, N. et al. Peltigeromyces mollisioides sp. nov. Peltigeromycetaceae fam. nov., Helotiales, the correct name for Parthenope pilatii s. auct., with a revision of the type species P. microsporus and P. goossensiae. Mycol Progress 24, 60 2025.
Phaeocalicium polyporaeum
Poronia sp.
**Poronia sp-PA01
Rosellinia subiculata
Sclerococcum stygium
Scutellinia pennsylvanica
Scutellinia sp.
Trichoderma sp.
teleomorph, immature
*Xylaria cornu-damae
teleomorph, immature
*Xylaria flabelliformis
Xylaria liquidambaris
*Xylaria longipes
?
Xylaria polymorpha
*Xylaria sp-IN03
**Xylaria sp-IN01
 

Atractiellomycetes

Helicogloea compressa
 

Boletes

*Xerocomellus truncatus
 

Crusts & Parchment

Hydnoporia olivacea
Peniophora albobadia
Peniophora cinerea
Phlebia incarnata
Radulomyces copelandii
Stereum complicatum
Stereum fasciatum
Stereum lobatum
 

Gasteromycetes

*Crucibulum parvulum
*Cyathus stercoreus
*Phallus rugulosus
Scleroderma cepa
 

Gilled Fungi

*Amanita sect.-Vaginatae
Amanita flavorubens
*Bolbitius titubans
Candolleomyces candolleanus
*Conocybe apala
Coprinopsis variegata
*Crepidotus mollis
Crepidotus sp.
**Gerronema subclavatum
*Gymnopus dryophilus
*Gymnopus erythropus
*Gymnopus semihirtipes
*Homophron spadiceum
Inocybe sp.
*Lentinellus castoreus
Lentinus sp.
Marasmius nigrodiscus
Marasmius rotula
*Mycetinis opacus
Panellus stipticus
**Phloeomana speirea
*Pluteus longistriatus
Pluteus petasatus
**Pluteus seticeps
Pluteus spp.
**Pluteus sp-IN13
*Psathyrella piluliformis
*Psathyrellaceae sp.
Resupinatus alboniger
*Resupinatus trichotis-IN01
*Rhizomarasmius pyrrhocephalus
*Rhodocybe sp-NY01
Rhodocybe sp.
**Russula pulverulenta
*Russula subsect.-Foetentinae
Schizophyllum commune
 

Jelly Fungi

Auricularia angiospermarum
Exidia nigricans
Tremella mesenterica
 

Myxomycetes

Arcyria cinerea
Arcyria spp.
Ceratiomyxa fruticulosa
*Collaria arcyrionema
*Cribraria cancellata
C. tenella ?
Cribraria sp.
**Diderma effusum
Diderma sp.
Fuligo septica
var. Rufa
Fuligo septica
Hemitrichia calyculata
Hemitrichia clavata
*Heterotrichia sp.
**Lindbladia tubulina
**Lycogala exiguum
Lycogala sp.
Metatrichia vesparia
Perichaena depressa
**Physarella oblonga
*Physarum album
*Physarum viride
*Stemonitis axifera
Stemonitis sp.
*Stemonitopsis sp.
*Stemonitopsis typhina
Trichia sp.
*Tubifera ferruginosa
 

Poroid Fungi

Cerioporus leptocephalus
Cerioporus squamosus
Dentocorticium portoricense
Fomitopsis spraguei
Fulvifomes robiniae
Fuscoporia gilva
Ganoderma lobatum
Gloeoporus dichrous
Irpex lacteus
*Lentinus arcularius
*Loweomyces fractipes
Neofavolus sp.
*Steccherinum nitidum
Trametes lactinea
*Trametes sanguinea
Trametes versicolor
Trametopsis cervina
Trichaptum biforme
 

Rusts

*Gymnosporangium sp.
on Malus (spermogonia only)
*Puccinia sparganioidis
on Fraxinus
Puccinia violae
on Viola
**Pucciniastrum circaeae
on Circaea canadensis