Rhodophana KÜHNER AND OTHER CLOSELY RELATED
Creators: name: Buyck, Bart
name: Eyssartier, Guillaume
name: Dima, Bálint
name: Consiglio, Giovanni
name: Noordeloos, Machiel Evert
name: Papp, Viktor
name: Bera, Ishika
name: Ghosh, Aniket
name: Rossi, Walter
name: Leonardi, Marco
name: Das, Kanad
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Fungi
Basidiomycota
Agaricomycetes
Agaricales
Entolomataceae
Rhodophana

description: KEY OF THE EUROPEAN SPECIES OF RHODOPHANA KÜHNER AND OTHER CLOSELY RELATED TAXA   
1. Species with fairly bright shades of red, orange-red to orange brown........................................................... 2  
— Dull, whitish, grey-brown, ochraceous brown or brown species................................................................... 4  
 2. Orange-brown species with a strong odour and taste of rancid flour.................................................................................................................................................................. Rhodophana nitellina (Fr.) Kühner sensu lato   
— Species odourless or with not distinctive fungoid smell................................................................................ 3  
 3. Orange-fulvous then rosy buff cap; spores 5-6.5 × 3-4.5 µm................................................................................................................... Rhodophana rubroparvula (Dähncke, Contu & Vizzini) T.J. Baroni & Bergemann   
 — Dark red to orange-red cap; spores 6.5-7.5 × 4-4.5 µm........................... Collybia cuprea J. Favre, nom. inval.   
 4. Reduced lateral stipe; pleurotoid species, with fairly large spores of 7.3-10 × 4.6-6 µm..................................................................................................................................................... Rhodocybe tillii Krisai & Noordel.   
— Well-developed and central stipe................................................................................................................. 5  
 5. Stipe with large irregular bulb (sclerotia) resulting from parasitism of another fungus (probably a Lyophyllum); whitish species................................................................... Rhodophana stangliana (Bresinsky & Pfaff) Vizzini   
— Not this character........................................................................................................................................ 6  
6. Spore-print greyish, no or slight floury odour.............................................................................................. 7  
— Spore-print pink; variable odour................................................................................................................. 8  
 7. Greyish to whitish cap; subglobose spores measuring 5-6 × 4-4,5 µm.............................................................................................................................................................................. Rhodocybe peculiaris Contu & Bon   
 — Ochraceous to yellowish-brown; ellipsoid spores measuring 6.5-7.5 × 3.5-4 µm............................................................................................................................................. Rhodocybe griseospora (A. Pearson) P.D. Orton   
8. Whitish beige pileus, more or less funnel-shaped......................................................................................... 9  
— More colourful, plane or papillate pileus................................................................................................... 10  
 9. Spores clearly polygonal-verrucose, 3,5-4,5 × 3-3,5 µm; non-nitrophilic species............................................................................................................................................. Rhodocybe infundibuliformis Bidaud & Contu   
 — Spores appearing almost smooth, 4-5 × 2,7-3,5 µm; nitrophilic species........................................................................................................................................................................... Rhodocybe subcaespitosa Esteve-Rav   
10. Pileus dark brown to blackish brown......................................................................................................... 11  
— Pileus ochraceous brown to greyish brown or olive brown......................................................................... 13  
 11. Pileus dark brown with purplish hue at the margin; spores 4.7-7 × 3.4-4.7 µm........................................................................................................................................................ Rhodocybe microspora (Velen.) Noordel.   
— Pileus blackish-brown with no purplish tinges........................................................................................... 12  
 12. Odour faint; spores 5-6 (6.5) × 3.5-4.5 µm.................................................................................................................................................................. Clitopilus fuscoumbonatus Pérez-De-Greg., Contu, Roqué & Vizzini   
 — Strong farinaceous odour; spores 6-8 × 4.5-5 µm......................................................................................................................... Rhodophana fuscofarinacea (Noordel. & Kosonen) Consiglio, Noordel., Dima & Eyssart.   
13. Strong farinaceous odour........................................................................................................................... 14  
— No, faint or at most slightly floury odour when cut................................................................................... 16  
 14. Spores 7-11 (13) × 4.7-5.5 (6) µm.................................................... Rhodophana griseobrunnea E. Musumeci   
— Spores much smaller.................................................................................................................................. 15  
 15. Cap dark brown, yellowish to ochraceous, gills pale cream to ochraceous-beige, forming little or no contrast with the top of the stipe; spores 4.5-7 × 3-4 µm.................................................................................................................................................. Rhodophana melleopallens (P.D. Orton) Kluting, T.J. Baroni & Bergemann   
 — Rather dull ochraceous-brown cap, hazelnut to bistre, whitish to creamy greyish very pale, forming a striking contrast with the stipe; spores 4.4-5.5 × 3.3-3.8 µm...................................................................................................................................................................... Rhodophana corylina Consiglio, Dima & Eyssart., sp. nov.   
 16. Large spores 7-10 × 4.4-6 µm................................................. Rhodocybe hispanica Esteve-Rav. & G. Moreno   
 — Spores up to 7.5 µm long.......................................................................................................................... 17 17. Brown cap, stipe with obvious white floccules (looks like Myochromella boudieri); spores 4.9-6.4 × 3.3- 4.2 µm........................................ Rhodophana hausknechtii (Consiglio & Contu) Consiglio, Dima & Eyssart.   
— Stipe without floccules.............................................................................................................................. 18  
 18. Slender habit (of a Nolanea), cap up to 4 cm in diameter, blackening at the margin; subglobose spores 6.5-8 × 5-6.5 µm........................................................................................................... Rhodocybe priscua T. J. Baroni   
 — Stocky habit, cap up to 2 cm in diameter, not blackening; spores narrowly ellipsoid, 5.7-7.25 × 3.3-4.3 µm............................................................................................................................. Rhodocybe leucophylla ad int.
description: Published as part of Buyck, Bart, Eyssartier, Guillaume, Dima, Bálint, Consiglio, Giovanni, Noordeloos, Machiel Evert, Papp, Viktor, Bera, Ishika, Ghosh, Aniket, Rossi, Walter, Leonardi, Marco & Das, Kanad, 2021, Fungal Biodiversity Profiles 101 - 110, pp. 63-89 in Cryptogamie, Mycologie 20 (5) on pages 82-83, DOI: 10.5252/cryptogamie-mycologie2021v42a5, http://zenodo.org/record/12214767