Tremellomycetes

Mushroom Observer Image 291033: Tremella mesenterica Retz.

Mushroom Observer Image 725229: Naematelia aurantia (Schwein.) Burt

Fussingø Vandmølle V.f. Randers, Danmark

Mushroom Observer Image 382172: Tremella fuciformis Berk.

Mushroom Observer Image 291034: Tremella mesenterica Retz.

Mushroom Observer Image 841928: Naematelia aurantia (Schwein.) Burt

Suserup Skov, Denmark

Mushroom Observer Image 384296: Tremella fuciformis Berk.

Mushroom Observer Image 291035: Tremella mesenterica Retz.

Mushroom Observer Image 997549: Naematelia aurantia (Schwein.) Burt & Stereum hirsutum (Willd.) Pers.

Mushroom Observer Image 525436: Tremella fuciformis Berk.

Mushroom Observer Image 322014: Tremella mesenterica Retz.

Mushroom Observer Image 711623: Tremella fuciformis Berk.

Mushroom Observer Image 38687: Tremella mesenterica Retz.

Mushroom Observer Image 589543: Tremella mesenterica Retz.

Mushroom Observer Image 610738: Tremella mesenterica Retz.

Mushroom Observer Image 732201: Tremella mesenterica Retz.

Mushroom Observer Image 828592: Tremella mesenterica Retz.

Mushroom Observer Image 85630: Tremella mesenterica Retz.

Mushroom Observer Image 867111: Tremella mesenterica Retz.

Slo.: listasta drhtavka - Habitat: In a group of Betula pendula trees as a pioneer species on an abandoned pasture; shallow, moderately acid soil on cretaceous clastic rock (flysh), south oriented, warm place, exposed to direct rain, partly in shade, precipitations ~3.000 mm/year, average temperature 8-10 deg C, altitude 585 m (1.900 feet), alpine phytogeographical region. - Substratum: Fallen and partly rotten trunk of Betula pendula, still in bark. - Comments: Growing solitary, `pileus` width about 30 cm (one foot); flesh very hard and brittle when completely dry. SP very faint, possibly white-yellowish (?). Spore dimensions: 9.6 (SD = 0.6) x 7.2 (SD = 0.4) micr., Q = 1.33 (SD = 0.07), n = 30. Motic B2-211A, magnification 1.000 x, oil, in water. - Ref.: (1) D.Arora, Mushrooms Demystified, Ten Speed Press, Berkeley (1986), p 673. (2) http://www.mushroomexpert.com/tremella_foliacea.html . (3) http://www.mykoweb.com/CAF/species/Tremella_foliacea.html . (4) http://www.grzyby.pl/gatunki/Tremella_foliacea.htm .

Figure 1.Photographs of new species or records for the Nordic countries, Norway, and Sweden. Macroscopic habit of Tremella rhizocarpicola on Rhizocarpon lavatum (holotype, BG: L-68612) (A), Tremella pertusariae on Pertusaria hymenea (S: F-131626) (B), Tremella protoparmeliae, asymptomatic on Protoparmelia badia (S: F-255342) (C), Tremella caloplacae on Caloplaca decipiens (S: F-253110) (D), Tremella caloplacae on Xanthoria parietina (S: F-253109) (E), and Tremella rinodinae on Rinodina gennarii (S: F-255341) (F). Basidium morphology in Tremella rhizocarpicola (G), Tremella pertusariae (H), Tremella protoparmeliae (I), Tremella caloplacae (S: F-255314) (J), and Tremella rinodinae (K–L). Scale bars: 1 mm (A–F) and 10 mm (G–L).