The tree was constructed with maximum likelihood method MEGA5 using sequences of Solanum tuberosum TRI (CAC34420.1), Solanum nigrum TRI (CAQ19734.1), Datura stramonium TRI (AAA33281.1), Anisodus acutangulus TRI (ACB71202.1), Hyoscyamus niger TRI (BAA85844.1), Datura stramonium TRII (AAA33282.1), Anisodus acutangulus TRII (ACB71203.1), Hyoscyamus niger TRII (AAB09776.1), Solanum tuberosum TRII (CAB52307.1), Solanum dulcamara TRII (CAQ19732.1), Calystegia sepium TRI (CAD20555.1), Medicago truncatula (ACJ84726.1), Populus trichocarpa (EEE95485.1), Oryza sativa (ABF95192.1), Hordeum vulgare (BAJ87177.1), Zea mays (ACG34080.1), Dendrobium nobile TRI (AFD23287.1), Glycine max (XP_003552795.1), Vitis vinifera (XP_002282554.1), Arabidopsis lyrata (ABW81053.1), Cochlearia officinalis (CAO02390.1), Arabidopsis thaliana (AAM10204.1), Boechera divaricarpa (ABW74581.1), Arabidopsis cebennensis (ABW81184.1), Zea mays TRII (NP_001147765.1), Dendrobium nobile TRII (AFD23289.1), Ectocarpus siliculosus (CBJ29615.1) along with the WsTR-I sequence.