Favolaschia pustulosa

What You Should Know

Favolaschia pustulosa is a species of fungi in the division Basidiomycota, first described by Franz Wilhelm Junghuhn, and given its simplified Asian name by Carl Ernst Otto Kuntze in 1898. Favolaschia pustulosa belongs to the genus Favolaschia. and family Mycenaceae.

There are few records of this fungus in Australia, mainly from north Queensland with a single record from New South Wales. The differing sizes of the pores and their arrangement with the largest pores at the center is a good field character for identifying this species.

Other names: White Porecap.

Favolaschia pustulosa Mushroom Identification

1. Cap

   Convex, reniform; 5 – 80 mm diameter; matt, powdery appearance; somewhat translucent, so the outline of pores can be seen on the surface; white to cream

2. Stem

   Fruit body is usually laterally attached and the stipe is minimal or absent; 2 – 5 × 2 - 6 mm when present; glabrous; white.

3. Pores

   Polygonal; with larger pores to 1.5 mm in the center and gradually smaller pores as they radiate to the margin; cream to white.

4. Flesh

   Thin, white.

5. Spore Print

   White.

6. Spores

   Lacrymose, ellipsoid; 7.5 – 10 × 5 – 7 μm; smooth; amyloid.

7. Basidia

   Clavate; 25 – 35 × 6 – 8 μm; four-spored.

8. Pileipellis

   A cutis of interwoven hyphae 5 – 8 μm wide

9. Habitat

   In rainforest and wet sclerophyll on broadleaf trees and palms.

Favolaschia pustulosa Synonyms

1. Favolus pustulosus Jungh. 1838

2. Favolus hepaticus

Sources:

Photo 1 - Author: thankyou (Public Domain)

Photo 2 - Author: David Whyte (Creative Commons Attribution-Share Alike 4.0 International)

Photo 3 - Author: Joe Dillon (Creative Commons Attribution 4.0 International)

Photo 4 - Author: thankyou (Public Domain)

Photo 5 - Author: thankyou (Public Domain)