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Table 2

The water environment parameters and genetic diversity indices in all populations of two B. calyciflorus cryptic species based on the ITS sequences.

Population T pH NH4-Na Season Latitude Cryptic species II-ITS Cryptic species III-ITS


h πa Fst h π Fst
GC 28 8.29 1.97 1 23.04 0.952 0.0041 0.0860 1.000 0.0072 0.3298
GC 28 8.29 1.97 1 23.07 0.952 0.0041 0.0860 1.000 0.0072 0.3298
GX 33 8.02 1.50 2 23.07 0.967 0.0045 0.3834 1.000 0.0000 0.3834
GQ 24 7.85 0.75 3 23.07 1.000 0.0058 0.0358
GD 13 8.04 4.70 4 23.07 0.871 0.0052 0.3416
WC 27 8.24 1.95 1 31.21 1.000 0.0047 0.0798 1.000 0.0090 0.3163
WX 34 7.57 1.99 2 31.21 1.000 0.0039 0.1259 0.948 0.0066 0.3298
WQ 20 7.88 0.57 3 31.21 0.980 0.0075 0.3223

The superscripts “a” indicates there is significantly negative correlativity between environment parameter (NH4-N) and genetic diversity indices (π in cryptic species II-ITS) with the same superscript alphabet (P < 0.05).

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