Online Resource 1. Genotypes used in the study of the mandarin diversity (191), ordered by their appearance in Figure 3.

ID / Common name / Swingle system / Tanaka system
1 / C. amblycarpa / C. reticulata hybrid / C. amblycarpa
2 / Nasnaran / C. reticulata hybrid / C. amblycarpa
3 / Willowleaf / C. reticulata / C. deliciosa
4 / Citrus depressa / C. reticulata / C. depressa
5 / Vohangisany Ambodiampoly / C. reticulata / C. depressa
6 / San hu hong chu / C. reticulata / C. erythrosa
7 / Indian Wild Orange / C. indica / C. indica
8 / Vietnam à peau fine / C. reticulata / C. kinokuni
9 / Nan feng mi chu / C. reticulata / C. kinokuni
10 / Campeona / C. reticulata / C. nobilis
11 / Geleking / C. reticulata / C. nobilis
12 / Ladu / C. reticulata / C. paratangerina
13 / Ladu ordinaire / C. reticulata / C. paratangerina
14 / Cleopatra / C. reticulata / C. reshni
15 / Ponkan / C. reticulata / C. reticulata
16 / Sun chu sha / C. reticulata / C. reticulata
17 / Bombay / C. reticulata / C. reticulata ?
18 / Ougan / C. reticulata / C. suavissima
19 / Ben di zao / C. reticulata / C. succosa
20 / de Soe / C. reticulata / C. suhuiensis
21 / Szinkom / C. reticulata / C. suhuiensis
22 / Sunki / C. reticulata / C. sunki
23 / Sunki / C. reticulata / C. sunki
24 / C. tachibana / C. tachibana / C. tachibana
25 / Swatow / C. reticulata / C. tangerina
26 / Dancy / C. reticulata / C. tangerina
27 / Clausellina / C. reticulata / C. unshiu
28 / Dobashi-Beni / C. reticulata / C. unshiu
29 / Azimboa / C. maxima / C. maxima
30 / Deep Red / C. maxima / C. maxima
31 / Pink / C. maxima / C. maxima
32 / Chandler / C. maxima / C. maxima
33 / Da Xhang / C. maxima / C. maxima
34 / Nam Roi / C. maxima / C. maxima
35 / Flores / C. maxima / C. maxima
36 / Timor / C. maxima / C. maxima
37 / Sans Pepins / C. maxima / C. maxima
38 / Tahiti / C. maxima / C. maxima
39 / Arizona / C. medica / C. medica
40 / Corsica / C. medica / C. medica
41 / Buddha's hand / C. medica / C. medica
42 / Diamante / C. medica / C. medica
43 / Poncire Commun / C. medica / C. medica
44 / Humpang / C. medica / C. medica
45 / Mauritus Papeda / C. hystrix / C. hystrix
46 / Micrantha / C. micrantha / C. micrantha
47 / Meiwa Kumkuat / Fortunella hybrid / F. crassifolia
48 / Hong Kong Kumkuat / F. hindsii / F. hindsii
49 / Round Kumkuat / F. japonica / F. japonica
50 / Nagami Kumkuat / F. margarita / F. margarita
51 / Bintangor Sarawak / ? / ?
52 / Citrus daoxianensis / C. reticulata / C. daoxianensis
53 / Tankan SG / C. sinensis / C. tankan
54 / Clemenules / C. reticulata / C. clementina
55 / Oronules / C. reticulata / C. clementina
56 / Arrufatina / C. reticulata / C. clementina
57 / Willowleaf seedless / C. reticulata / C. deliciosa
58 / Salteñita / C. reticulata / C. deliciosa
59 / Tardivo di Ciaculli / C. reticulata / C. deliciosa
60 / à peau lisse / C. reticulata / C. deliciosa
61 / à peau rugueuse / C. reticulata / C. reticulata ?
62 / Clemendor / C. reticulata / C. deliciosa
63 / Empress / C. reticulata / C. reticulata ?
64 / Late Emperor SG / C. reticulata / C. reticulata ?
65 / Montenegrina / C. reticulata / C. deliciosa
66 / Natal Tightskin / C. reticulata / C. deliciosa
67 / Shekwasha / C. reticulata / C. depressa
68 / Shekwasha / C. reticulata / C. depressa
69 / Shekwasha / C. reticulata / C. depressa
70 / Fuzhu / C. reticulata / C. erythrosa
71 / Vietnam / C. reticulata / C. kinokuni
72 / Vietnam / C. reticulata / C. kinokuni
73 / du Japon / C. reticulata / C. nobilis
74 / Kunembo / C. reticulata / C. nobilis
75 / Rodeking / C. reticulata / C. nobilis
76 / Yellow King / C. reticulata / C. nobilis
77 / Anana / C. reticulata / C. reticulata ?
78 / Carvahal / C. reticulata / C. reticulata ?
79 / Emperor / C. reticulata / C. reticulata ?
80 / Imperial Australia / C. reticulata / C. reticulata ?
81 / Scarlet / C. reticulata / C. reticulata ?
82 / Africa do Sul SG / C. reticulata / C. reticulata ?
83 / Ampefy / C. reticulata / C. reticulata ?
84 / Antillaise / C. reticulata / C. reticulata ?
85 / Antsalaka Diego SG / C. reticulata / C. reticulata ?
86 / Atumbua / C. reticulata / C. reticulata ?
87 / Augustino / C. reticulata / C. reticulata ?
88 / Batangas / C. reticulata / C. reticulata ?
89 / Bower / C. reticulata / C. reticulata ?
90 / Burgess / C. reticulata / C. reticulata ?
91 / Capurro SG / C. reticulata / C. reticulata ?
92 / Chiuka / C. reticulata / C. reticulata ?
93 / Cravo / C. reticulata / C. reticulata ?
94 / Douhala / C. reticulata / C. reticulata ?
95 / East India SG / C. reticulata / C. reticulata ?
96 / Enterprise / C. reticulata / C. reticulata ?
97 / Federici / C. reticulata / C. reticulata ?
98 / Fewtrell SG / C. reticulata / C. reticulata ?
99 / Gayunan / C. reticulata / C. reticulata ?
100 / Giant / C. reticulata / C. reticulata ?
101 / Hickson / C. reticulata / C. reticulata ?
102 / Improved / C. reticulata / C. reticulata ?
103 / Kobayashi / C. reticulata / C. reticulata ?
104 / Ladu x Szibat / C. reticulata / C. reticulata ?
105 / Ladu x Szinking / C. reticulata / C. reticulata ?
106 / Le Roux / C. reticulata / C. reticulata ?
107 / Lebon SG / C. reticulata / C. reticulata ?
108 / Lime sucrée / C. reticulata / C. reticulata ?
109 / Lukan / C. reticulata / C. reticulata ?
110 / Macaque / C. reticulata / C. reticulata ?
111 / Nanfen Miguan / C. reticulata / C. reticulata ?
112 / Nicaragua / C. reticulata / C. reticulata ?
113 / Oneco / C. reticulata / C. reticulata ?
114 / Pan American / C. reticulata / C. reticulata ?
115 / Robinson / C. reticulata / C. reticulata ?
116 / Small SG / C. reticulata / C. reticulata ?
117 / sud-est Martinique / C. reticulata / C. reticulata ?
118 / Suntara / C. reticulata / C. reticulata ?
119 / Tshello / C. reticulata / C. reticulata ?
120 / Warnuco / C. reticulata / C. reticulata ?
121 / Willowleaf x Blood / C. reticulata / C. reticulata ?
122 / Sun Chu Sha / C. reticulata / C. reticulata
123 / de Soe / C. reticulata / C. suhuiensis
124 / Pet Yala / C. reticulata / C. suhuiensis
125 / Se hui gan / C. reticulata / C. suhuiensis
126 / Szibat / C. reticulata / C. suhuiensis
127 / Yala / C. reticulata / C. suhuiensis
128 / Sunki / C. reticulata / C. sunki
129 / Beauty of Glen Retreat / C. reticulata / C. tangerina
130 / Brickaville / C. reticulata / C. tangerina
131 / Da hong pao / C. reticulata / C. tangerina
132 / Redskin / C. reticulata / C. tangerina
133 / Sanguine Trabut / C. reticulata / C. tangerina
134 / Sweet small / C. reticulata / C. tangerina
135 / Zanzibar SG / C. reticulata / C. tangerina
136 / Mandalina / C. reticulata / C. tangerina
137 / Parson's special / C. reticulata / C. tangerina
138 / Frost / C. reticulata / C. unshiu
139 / Okitsu / C. reticulata / C. unshiu
140 / Bendiguangju / C. reticulata / C. unshiu
141 / Pucheng / C. reticulata / C. unshiu
142 / Salzara / C. reticulata / C. unshiu
143 / Kowano / C. reticulata / C. unshiu
144 / A'-12 / C. reticulata / C. clementina x (C.unshiu x C.nobilis)
145 / Avasa 15 / C. reticulata / C. unshiu x C. clementina
146 / Avasa 16 / C. reticulata / C. clementina x C. deliciosa
147 / Avasa 17 / C. reticulata / C. unshiu x C. clementina
148 / C-54-4-4 / C. reticulata / C. clementina x (C.reticulata x C.sinensis)
149 / D-19 / C. reticulata / C. clementina x (C.unshiu x C.nobilis)
150 / Daisy / C. reticulata / (C. clementina x C. tangerina) x (C. clementina x C.reticulata)
151 / E'-5 / C. reticulata / C. clementina x (C.unshiu x C.nobilis)
152 / Encore / C. reticulata / C. nobilis x C. deliciosa
153 / Fairchild / C. reticulata / C. clementina x (C. paradisi x C. tangerina)
154 / Fallglo / C. reticulata / (C. clementina x (C. paradisi x C. tangerina)) x C. temple
155 / Fortune / C. reticulata / C. clementina x C. tangerina
156 / Fremont / C. reticulata / C. clementina x C. reticulata
157 / Gold Nugget / C. reticulata / (C. clementina x C. nobilis) x (C. nobilis x C. tangerina)
158 / Honey / C. reticulata / C. nobilis x C. deliciosa
159 / Kara / C. reticulata / C. unshiu x C. nobilis
160 / Kinnow / C. reticulata / C. nobilis x C. deliciosa
161 / N-27 / C. reticulata / C. clementina x (C.unshiu x C.nobilis)
162 / Nova / C. reticulata / C. clementina x (C. paradisi x C. tangerina)
163 / Osceola / C. reticulata / C. clementina x (C. paradisi x C. tangerina)
164 / Page / C. reticulata / (C. paradisi x C. tangerina) x C. clementina
165 / Palazzelli / C. reticulata / C. clementina x C. nobilis
166 / Pixie / C. reticulata / (C. nobilis x C. tangerina) x ?
167 / Primosole / C. reticulata / C. unshiu x (C. deliciosa x ?)
168 / Simeto / C. reticulata / C. unshiu x C. deliciosa
169 / Sunburst / C. reticulata / ((C. clementina x (C. paradisi x C. tangerina)) x ((C. clementina x (C. paradisi x C. tangerina))
170 / Wilking / C. reticulata / C. nobilis x C. deliciosa
171 / Satsuma x Clementine / C. reticulata / ?
172 / Mapo / C. reticulata / C.deliciosa x C.paradisi
173 / Minneola / C. reticulata / C.paradisi x C.tangerina
174 / Orlando / C. reticulata / C.paradisi x C.tangerina
175 / Seminole / C. reticulata / C.paradisi x C.tangerina
176 / Temple / C. reticulata / C. temple
177 / Temple Sue Linda / C. reticulata / C. temple
178 / King / C. reticulata / C. nobilis
179 / Kiyomi / C. reticulata / C.unshiu x C.sinensis
180 / Dweet / C. reticulata / C.tangerina x C.sinensis
181 / Ellendale / C. reticulata / C.reticulata x C.sinensis
182 / Murcott / C. reticulata / C.reticulata x C.sinensis
183 / Ortanique / C. reticulata / C.reticulata x C.sinensis
184 / Umatilla / C. reticulata / C.unshiu x C.sinensis
185 / Afourer / C. reticulata / (C. reticulata x C. sinensis) x ?
186 / Bergamota / C. reticulata / ?
187 / Hybrida / C. reticulata / ?
188 / Neck / C. reticulata / ?
189 / Gailang / C. reticulata / ?
190 / Kiyomi / C. reticulata / C. unshiu x C. sinensis
191 / S. E. / ? / ?

C. reticulata ?: Genotypes considered as C. reticulata within the databases of the germplasms, but not mentioned as reticulata in the Tanaka studies.

Online resource 1 (Cont.). Genotypes used in the study of the mandarin diversity (191), ordered by their appearance in Figure 3.

ID / Germplasm bank code / PA / S 191 K=5 / S 166 K=?
1 / IVIA-478 / Mandarin / 1 / 0
2 / SRA-0100896 / Mandarin / 1 / 0
3 / IVIA-154 / Mandarin / 1 / 1
4 / IVIA-238 / Mandarin / 1 / 1
5 / SRA-0100437 / Mandarin / 1 / 1
6 / SRA-0100769 / Mandarin / 1 / 1
7 / IVIA-550 / Mandarin / 1 / 0
8 / SRA-0100766 / Mandarin / 1 / 1
9 / SRA-0100839 / Mandarin / 1 / 1
10 / IVIA-193 / Mandarin / 1 / 1
11 / SRA-0100419 / Mandarin / 1 / 1
12 / SRA-0100595 / Mandarin / 1 / 1
13 / SRA-0100590 / Mandarin / 1 / 1
14 / IVIA-385 / Mandarin / 1 / 1
15 / IVIA-482 / Mandarin / 1 / 1
16 / IVIA-483 / Mandarin / 1 / 1
17 / SRA-0100518 / Mandarin / 1 / 1
18 / SRA-0100680 / Mandarin / 1 / 1
19 / SRA-0100582 / Mandarin / 1 / 1
20 / SRA-0100713 / Mandarin / 1 / 1
21 / SRA-0100597 / Mandarin / 1 / 1
22 / IVIA-239 / Mandarin / 1 / 1
23 / SRA-0100971 / Mandarin / 1 / 1
24 / IVIA-237 / Mandarin / 1 / 1
25 / SRA-0100175 / Mandarin / 1 / 1
26 / IVIA-434 / Mandarin / 1 / 1
27 / IVIA-019 / Mandarin / 1 / 1
28 / SRA-0100681 / Mandarin / 1 / 1
29 / IVIA-420 / Pummelo / 2 / 0
30 / IVIA-277 / Pummelo / 2 / 0
31 / IVIA-275 / Pummelo / 2 / 0
32 / IVIA-207 / Pummelo / 2 / 0
33 / IVIA-589 / Pummelo / 2 / 0
34 / IVIA-590 / Pummelo / 2 / 0
35 / SRA-0100673 / Pummelo / 2 / 0
36 / SRA-0100707 / Pummelo / 2 / 0
37 / SRA-0100710 / Pummelo / 2 / 0
38 / SRA-0100727 / Pummelo / 2 / 0
39 / IVIA-169 / Citron / 3 / 0
40 / IVIA-567 / Citron / 3 / 0
41 / IVIA-202 / Citron / 3 / 0
42 / IVIA-560 / Citron / 3 / 0
43 / SRA-0100701 / Citron / 3 / 0
44 / SRA-0100722 / Citron / 3 / 0
45 / IVIA-178 / Papeda / 4 / 0
46 / IVIA-626 / Papeda / 4 / 0
47 / IVIA-280 / Fortunella / 5 / 0
48 / IVIA-281 / Fortunella / 5 / 0
49 / IVIA-381 / Fortunella / 5 / 0
50 / IVIA-038 / Fortunella / 5 / 0
51 / SRA-0100683 / NPA / -9 / 1
52 / IVIA-359 / NPA / -9 / 1
53 / SRA-0100524 / NPA / -9 / 1
54 / IVIA-022 / NPA / -9 / 1
55 / IVIA-132 / NPA / -9 / 1
56 / IVIA-058 / NPA / -9 / 1
57 / IVIA-383 / NPA / -9 / 1
58 / IVIA-361 / NPA / -9 / 1
59 / IVIA-186 / NPA / -9 / 1
60 / SRA-0100267 / NPA / -9 / 1
61 / SRA-0100277 / NPA / -9 / 1
62 / SRA-0100658 / NPA / -9 / 1
63 / SRA-0100416 / NPA / -9 / 1
64 / SRA-0100423 / NPA / -9 / 1
65 / SRA-0100553 / NPA / -9 / 1
66 / SRA-0100481 / NPA / -9 / 1
67 / SRA-0100847 / NPA / -9 / 1
68 / SRA-0100982 / NPA / -9 / 1
69 / SRA-0100983 / NPA / -9 / 1
70 / IVIA-571 / NPA / -9 / 1
71 / SRA-0100800 / NPA / -9 / 1
72 / SRA-0100764 / NPA / -9 / 1
73 / SRA-0100279 / NPA / -9 / 1
74 / SRA-0100326 / NPA / -9 / 1
75 / SRA-0100431 / NPA / -9 / 1
76 / SRA-0100441 / NPA / -9 / 1
77 / IVIA-390 / NPA / -9 / 1
78 / IVIA-568 / NPA / -9 / 1
79 / IVIA-394 / NPA / -9 / 1
80 / IVIA-576 / NPA / -9 / 1
81 / IVIA-411 / NPA / -9 / 1
82 / SRA-0100517 / NPA / -9 / 1
83 / SRA-0100495 / NPA / -9 / 1
84 / SRA-0100497 / NPA / -9 / 1
85 / SRA-0100527 / NPA / -9 / 1
86 / SRA-0100721 / NPA / -9 / 1
87 / SRA-0100554 / NPA / -9 / 1
88 / SRA-0100057 / NPA / -9 / 1
89 / SRA-0100350 / NPA / -9 / 1
90 / SRA-0100412 / NPA / -9 / 1
91 / SRA-0100519 / NPA / -9 / 1