TABLE 3

Thirty-two most abundant fungal OTUs in the CO2 gradient experiment (both soil types, 454 pyrosequencing)

RankOTU ID% of total sequencesaCumulative % of totalbPhylumcOrdercGenusc
1912.312Basidiomycota (64)Tremellales (16)Derxomyces (10)
235.017Basidiomycota (77)Tremellales (22)Bullera (12)
3114.221Basidiomycota (51)Tremellales (17)Bullera (16)
413.925Basidiomycota (98)Auriculariales (96)Unknown Auriculariales (94)
5593.729Basidiomycota (100)Agaricales (100)Stropharia (63)
6373.332Basidiomycota (100)Agaricales (100)Unknown Agaricales (53)
7783.336Basidiomycota (100)Agaricales (100)Conocybe (100)
8103.139Basidiomycota (62)Tremellales (16)Derxomyces (1)
9143.142Unknown phylum (42)Unknown order (42)Unknown fungi (42)
10172.845Ascomycota (100)Sordariales (99)Unknown Sordariales (98)
1122.547Ascomycota (61)Unknown Archaeorhizomycetes (22)Unknown Archaeorhizomycetes (22)
12132.249Basidiomycota (70)Tremellales (21)Bullera (15)
1372.151Ascomycota (100)Pleosporales (100)Alternaria (100)
14721.853Basidiomycota (100)Agaricales (100)Unknown Psathyrellaceae (72)
15451.655Basidiomycota (61)Unknown Wallemiomycetes (61)Unknown Wallemiomycetes (61)
16231.456Basidiomycota (59)Tremellales (18)Derxomyces (6)
171341.358Basidiomycota (98)Agaricales (94)Coprinopsis (33)
18281.259Basidiomycota (69)Tremellales (10)Derxomyces (0)
19601.160Ascomycota (92)Chaetothyriales (73)Rhinocladiella (23)
20561.161Ascomycota (100)Sordariales (100)Podospora (96)
212461.062Basidiomycota (73)Tremellales (21)Bullera (19)
22491.063Basidiomycota (100)Agaricales (100)Psathyrella (98)
231320.864Fungus incertae sedis (formerly Zygomycota) (100)Mortierellales (100)Mortierella (100)
24360.865Basidiomycota (100)Auriculariales (82)Unknown Auriculariales (75)
25990.865Basidiomycota (99)Agaricales (98)Hygrocybe (96)
26390.866Ascomycota (84)Helotiales (34)Tetracladium (29)
27160.767Ascomycota (98)Pleosporales (98)Stagonospora (20)
28640.768Ascomycota (96)Hypocreales (62)Acremonium (33)
29510.768Ascomycota (67)Pezizales (24)Rhizina (8)
30380.669Basidiomycota (54)Tremellales (16)Derxomyces (5)
31710.669Ascomycota (78)Unknown Dothideomycetes (40)Unknown Dothideomycetes (40)
321170.670Basidiomycota (49)Tremellales (11)Derxomyces (8)
  • a Percentage of 20371 ITS sequences represented by each OTU.

  • b Summed percentage of total sequences represented by OTUs through rank 1.

  • c A representative sequence for each OTU was classified using the UNITE database with dynamic species cutoff (http://www.mothur.org/wiki/UNITE_ITS_database). Percent bootstrap support is in parentheses.