Table S1. Frequency of occurrence1 (FOi, %) and classification of AMF frequency2 of AMF species observed in each studied rhizosphere soil.

Area 1 – Ibaretama, Ceará, Brazil
AMF species / Invasive species / Native species
C. madagascariensis / C. prunifera
Order Diversisporales
Family Acaulosporaceae
Acaulospora denticulata Sieverd. & S. Toro / - / 3.3 (R)
Acaulospora tuberculata Janos & Trappe / - / 1.6 (R)
Order Gigasporales
Family Dentiscutataceae
Dentiscutata cerradensis (Spain & J. Miranda) Sieverd., F.A. Souza & Oehl / - / 2.5 (R)
Dentiscutata heterogama (T.H. Nicolson & Gerd.) Sieverd., F.A. Souza & Oehl / - / 10.7 (C)
Quatunica erythropus (Koske & C. Walker) F.A. Souza, Sieverd. & Oehl / - / 1.4 (R)
Family Gigasporaceae
Gigaspora albida N.C. Schenck & G.S. Sm. / - / 1.2 (R)
Gigaspora decipiens I.R. Hall & L.K. Abbott / - / 1.6 (R)
Gigaspora gigantea (T.H. Nicolson & Gerd.) Gerd. & Trappe / - / 1.7 (R)
Family Racocetraceae
Racocetra coralloidea (Trappe, Gerd. & I. Ho) Oehl, F.A. Souza & Sieverd. / 5.9 (R) / 4.1 (R)
Family Scutellosporaceae
Scutellospora calospora (T.H. Nicolson & Gerd.) C. Walker & F.E. Sanders / - / 2.4 (R)
Order Glomerales
Family Entrophosporaceae
Claroideoglomus claroideum (N.C. Schenck & G.S. Sm.) C. Walker & Schüßler / 6.9 (R) / -
Claroideoglomus etunicatum (W.C. Becker & Gerd.) C. Walker & Schüßler / 5.2 (R) / 16.0 (C)
Entrophospora infrequens (I.R. Hall) R.N. Ames & R.W. Schneider / - / 1.7 (R)
Family Glomeraceae
Funneliformis caledonium (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 6.9 (R) / 14.5 (C)
Funneliformis geosporum (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 4.5 (R) / 10.1 (C)
Glomus multicaule Gerdemann & B.K. Bakshi / 2.6 (R) / 6.6 (R)
Rhizoglomus aggregatum (N.C. Schenck & G.S. Sm.) Sieverd., G.A. Silva & Oehl / 7.8 (R) / 5.1 (R)
Rhizoglomus clarus (T.H. Nicolson & N.C. Schenck) Sieverd., G.A. Silva & Oehl / 7.5 (R) / 15.5 (C)
Rhizoglomus intraradices (N.C. Schenck & G.S. Sm.) Sieverd., G.A. Silva & Oehl / 52.7 (D) / -
Area 2 – Juazeirinho, Paraíba, Brazil
AMF species / Exotic species / Native species
P. aculeata / M. tenuiflora
Order Archaeosporales
Family Ambisporaceae
Ambispora gerdemannii (S.L. Rose, B.A. Daniels & Trappe) C. Walker, Vertberg & A. Schüßler / - / 2.1 (R)
Order Diversisporales
Family Acaulosporaceae
Acaulospora dilatata J.B. Morton / - / 2.8 (R)
Acaulospora tuberculata Janos & Trappe / - / 1.4 (R)
Order Gigasporales
Family Dentiscutataceae
Dentiscutata heterogama (T.H. Nicol. & Gerd.) Sieverd., F.A. Souza & Oehl / 7.5 (R) / 13.7 (C)
Quatunica erythropus (Koske & C. Walker) F.A. Souza, Sieverd. & Oehl / 5.4 (R) / 3.9 (R)
Family Gigasporaceae
Gigaspora albida N.C. Schenck & G.S. Sm. / - / 1.8 (R)
Gigaspora candida Bhattacharjee, Mukerji, J.P Tewari & Skoropad / - / 2.5 (R)
Gigaspora decipiens I.R. Hall & L.K. Abbott / 7.5 (R) / 4.2 (R)
Gigaspora gigantea (T.H. Nicolson & Gerd.) Gerd. & Trappe / - / 0.7 (R)
Family Racocetraceae
Racocetra coralloidea (Trappe, Gerd & I. Ho) Oehl, F.A. Souza & Sieverd. / 9.6 (R) / 7.7 (R)
Racocetra gregaria (N.C. Schenck & T.H. Nicolson) Oehl, F.A. Souza & Sieverd. / - / 6.3 (R)
Racocetra persica (Koske & C. Walker) Oehl, F.A. Souza & Sieverd. / - / 4.2 (R)
Family Scutellosporaceae
Scutellospora calospora (T. H. Nicolson & Gerd.) C. Walker & F.E. Sanders / - / 2.5 (R)
Scutellospora dipurpurescens J.B. Morton & Koske / 1.7 (R) / 2.8 (R)
Order Glomerales
Family Entrophosporaceae
Entrophospora infrequens (I.R. Hall) R.N. Ames & R.W. Schneider / - / 1.8 (R)
Family Glomeraceae
Funneliformis caledonium (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 9.2 (R) / 3.9 (R)
Funneliformis geosporum (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 10.4 (C) / 6.3 (R)
Funneliformis mosseae (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 48.3 (MC) / 7.4 (R)
Glomus ambisporum G.S. Sm. & N.C. Schenck / - / 6.3 (R)
Glomus multicaule Gerdemann & B.K. Bakshi / 0.4 (R) / 1.1 (R)
Rhizoglomus aggregatum (N.C. Schenck & G.S. Sm.) Sieverd., G.A. Silva & Oehl / - / 11.0 (C)
Rhizoglomus clarum (T.H. Nicolson & N.C. Schenck) Sieverd., G.A. Silva & Oehl / - / 2.8 (R)
Rhizoglomus diaphanus (J.B. Morton & C. Walker) Sieverd., G.A. Silva & Oehl / - / 2.8 (R)
Area 3 – Monteiro, Paraíba, Brazil
AMF species / Exotic species / Native species
P. juliflora / M. tenuiflora
Order Archaeosporales
Family Ambisporaceae
Ambispora gerdemannii (S.L. Rose, B.A. Daniels & Trappe) C. Walker, Vertberg & A. Schüßler / - / 3.0 (R)
Order Diversisporales
Family Acaulosporacae
Acaulospora dilatata J.B. Morton / - / 0.9 (R)
Order Gigasporales
Family Dentiscutataceae
Dentiscutata heterogama (T.H. Nicolson & Gerd.) Sieverd., F.A. Souza & Oehl / 5.3 (R) / 1.4 (R)
Quatunica erythropus (Koske & C. Walker) F.A. Souza, Sieverd. & Oehl / 3.1 (R) / 5.4 (R)
Family Gigasporaceae
Gigaspora albida N.C. Schenck & G.S. Sm. / - / 0.5 (R)
Gigaspora candida Bhattacharjee, Mukerji, J.P Tewari & Skoropad / - / 0.5 (R)
Gigaspora decipiens I.R. Hall & L.K. Abbott / - / 2.7 (R)
Family Racocetraceae
Racocetra coralloidea (Trappe, Gerd & I. Ho) Oehl, F.A. Souza & Sieverd. / 4.2 (R) / 1.8 (R)
Family Scutellosporaceae
Scutellospora calospora (T.H. Nicolson & Gerd.) C.Walker & F.E. Sanders / 0.4 (R) / 6.3 (R)
Order Glomerales
Family Entrophosporaceae
Claroideoglomus claroideum (N.C. Schenck & G.S. Sm.) C. Walker & Schüßler / 7.5 (R) / 22.5 (MC)
Family Glomeraceae
Funneliformis caledonium (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 23.3 (MC) / 18.0 (C)
Funneliformis geosporum (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 9.2 (R) / 9.9 (R)
Funneliformis mosseae (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 43.1 (MC) / 11.3 (C)
Glomus multicaule Gerdemann & B.K. Bakshi / 0.4 (R) / 0.9 (R)
Glomus sinuosum (Gerd. & B.K. Bakshi) R.T. Almeida & N.C. Schenck / 0.8 (R) / 2.7 (R)
Rhizoglomus clarum (T.H. Nicolson & N.C. Schenck) Sieverd., G.A. Silva & Oehl / 2.7 (R) / 12.2 (C)
Area 4 – Natuba, Paraíba, Brazil
AMF species / Exotic species / Native species
S. virgata / M. tenuiflora
Order Diversisporales
Family Acaulosporaceae
Acaulospora dilatata J.B. Morton / - / 1.8 (R)
Order Gigasporales
Family Dentiscutataceae
Dentiscutata cerradensis (Spain & J. Miranda) Sieverd., F.A. Souza & Oehl / 14.0 (C) / 0.9 (R)
Dentiscutata heterogama (T.H. Nicolson & Gerd.) Sieverd., F.A. Souza & Oehl / 14.0 (C) / 1.8 (R)
Quatunica erythropus (Koske & C. Walker) F.A. Souza, Sieverd. & Oehl / - / 11.0 (C)
Family Gigasporaceae
Gigaspora albida N.C. Schenck & G.S. Sm. / - / 0.9 (R)
Gigaspora candida Bhattacharjee, Mukerji, J.P Tewari & Skoropad / - / 0.9 (R)
Gigaspora decipiens I.R. Hall & L.K. Abbott / - / 4.6 (R)
Gigaspora gigantea (T.H. Nicolson & Gerd.) Gerd. & Trappe / 2.3 (R) / 0.9 (R)
Family Racocetraceae
Racocetra coralloidea (Trappe, Gerd & I. Ho) Oehl, F.A. Souza & Sieverd. / 2.3 (R) / 10.1 (C)
Family Scutellosporaceae
Scutellospora calospora (T.H. Nicolson & Gerd.) C. Walker & F.E. Sanders / - / 1.8 (R)
Order Glomerales
Family Entrophosporaceae
Claroideoglomus claroideum (N.C. Schenck & G.M. Sm.) C. Walker & Schüßler / 60.5 (D) / 11.9 (C)
Claroideoglomus etunicatum (W.C. Becker & Gerd.) C. Walker & Schüßler / - / 3.7 (R)
Entrophospora infrequens (I.R. Hall) R.N. Ames & R.W. Schneider / - / 2.9 (R)
Funneliformis caledonium (T.H. Nicolson & Gerd.) C. Walker & Schüßler / - / 1.8 (R)
Funneliformis geosporum (T.H. Nicolson & Gerd.) C. Walker & Schüßler / 4.6 (R) / 9.2 (R)
Glomus ambisporum G.S. Sm. & N.C. Schenck / - / 14.7 (C)
Glomus multicaule Gerdemann & B.K. Bakshi / - / 7.3 (R)
Rhizoglomus aggregatum (N.C. Schenck & G.S. Sm.) Sieverd., G.A. Silva & Oehl / 2.3 (R) / 13.8 (C)

1FOi = ni/N, where ni is the number of times an AMF species was observed and N is the total of AMF spores observed from each studied condition; 2Classification of AMF frequency of occurrence proposed by Zhang et al. [43]: R – rare (FO < 10%); C – common (10 ≤ FO ≤ 30 %); MC – most common (31 ≤ FO ≤ 50); and D – dominant (FO > 50 %).