From: Cryptic variation in an ecological indicator organism: mitochondrial and nuclear DNA sequence data confirm distinct lineages of Baetis harrisoni Barnard (Ephemeroptera: Baetidae) in southern Africa
Clade
R2
P
INGROUP
0.084
0.001
SA Ced
0.338
0.077
SA West
0.064
0.022
SA East
0.132
SA East + MAL + ZAM
0.717