Auriculariales » Auriculariaceae » Auricularia

Auricularia delicata

Auricularia delicata (Mont. ex Fr.) Henn.

Index Fungorum number: xxx; Facesoffungi number: FoF 02496.

Basidiocarp: 5.2 cm, attached to substrate from corner or centre, slimy and thick, dark crenate margin; abhymenial surface greyish yellow (pinkish), 4B3 to violet brown, 10F7; hymenial surface greyish orange, 5B3 to violet brown, 10F6, reticulated.

 Internal features: thickness 1160–1290 μm; medulla present; abhymenial hairs densely arranged, hyaline, blunt or pointed tip, thick-walled, wall thickness 2.2–2.4 μm, clear lumen, septa observed, hair bases 6–10 μm wide; clamp connections present; zona pilosa 98–157 μm; zona compacta 21–32 μm; zona subcompacta superioris 55–65 μm; zona laxa superioris 345–395 μm; medulla 200–330 μm; zona laxa inferioris 90–235 μm; zona subcompacta inferioris 90–105 μm; hymenium 65–105 μm; basidia 38–56 × 4–5.5 μm, cylindrical, blunt or tapered ends, sterigmata observed; basidiospores smooth-walled, allantoid, hyaline, (11.5)12.3–13(14) × (5)5.7–6.2(6.7) μm, ± SD = 12.6 ± 0.7 × 5.9 ± 0.5 μm, Q = 1.8–2.5, with irregularly shaped guttules. (Fig. 1)

 

Material examined: THAILAND, Chiang Mai: Chiang Dao, Doi Chiang Dao, on wood, 20 February 1979, T Schumacher (O300854, O300857, O300860); THAILAND, Chiang Mai: Chiang Dao, Doi Chiang Dao, on wood, 22 February 1979, K Høiland 25-79 (O300855); THAILAND, Chiang Mai: Chiang Dao, Doi Chiang Dao, on trunk of tree, 14 December 1978, T Schumacher 149/78 (O300856); THAILAND, Chiang Mai: Mae On, Huai Kaeo, on dead wood, 15 August 2015, AR Bandara DSK8 (MFLU162117); THAILAND, Chiang Mai: Mae On, Huai Kaeo, on dead wood, 14 August 2015, AR Bandara DSK3 (MFLU162118); THAILAND, Chiang Mai: Mae Taeng, Pa Pae, on dead trunks, 30 July 2014, AR Bandara MRC4 (MFLU162111); THAILAND, Chiang Mai: Mae Taeng, Pa Pae, on dead trunks, 30 July 2014, AR Bandara MRC7 (MFLU162112); THAILAND, Chiang Mai: Mae Taeng, Pa Pae, on dead trunks, 1 August 2014, AR Bandara MRC10 (MFLU162113); THAILAND, Chiang Mai: Mae Taeng, Pa Pae, on dead trunks, 1 August 2014, AR Bandara MRC11 (MFLU162114); THAILAND, Chiang Mai: Mae Taeng, Pa Pae, on dead trunks, 1 August 2014, AR Bandara MRC12 (MFLU162115); THAILAND, Chiang Mai: Mae Taeng, Pa Pae, on dead trunks, 1 August 2014, AR Bandara MRC14 (MFLU162116); THAILAND, Chiang Rai: Mae Fah Luang, Doi Mae Salong, on dead wood, June 2015, B Pechrak AB104 (MFLU162119); THAILAND, Chiang Rai: Mae Fah Luang, Doi Thung, on decaying trunk, 17 June 2014, AR Bandara AB57 (MFLU162120).

 

Fig. 1 Auricularia delicata (d, DSK3, e, MRC7).

 

 

Reference

Bandara A. R., Karunarathna S. C., Phillips A. J., Mortimer P. E., Xu J. C., Kakumyan P. & Hyde K. D. 2017–Diversity of Auricularia (Auriculariaceae, Auriculariales) in Thailand. Phytotax, 292(1), 19-34.

 

Recent News

Nutritional analysis of cultivated Pleurotus giganteus in agricultural waste as possible alternative substrates
utilization notes of the edibility, economic and medicinal value and if the mushroom is cultivated
The genus Lentinus in Thailand: taxonomy, cultivation tests, nutritional analysis and screening for the biological activity of wild strains

Recent Genus

Tricholomopsis
Erythrophylloporus
Boletinellus

Recent Species

Lactarius lavandulus
Russula zonaria
Russula sribuabanensis