| Family1 | Species1 | Family2 | Species2 | SCUS score | Similarity |
| Solanaceae | Solanum tuberosum | Euphorbiaceae | Ricinus communis | 8.67 | Similar |
| Solanaceae | Solanum tuberosum | Poaceae | Saccharum officinarum | 6.54 | Moderately similar |
| Solanaceae | Solanum tuberosum | Pedaliaceae | Sesamum indicum | 8.27 | Similar |
| Solanaceae | Solanum tuberosum | Poaceae | Setaria italica | 4.06 | Dis similar |
| Solanaceae | Solanum tuberosum | Poaceae | Setaria viridis | 4.01 | Dis similar |
| Solanaceae | Solanum tuberosum | Solanaceae | Solanum lycopersicum | 9.72 | Highly Similar |
| Solanaceae | Solanum tuberosum | Solanaceae | Solanum melongena | 9.40 | Highly Similar |
| Solanaceae | Solanum tuberosum | Solanaceae | Solanum pennellii | 9.69 | Highly Similar |
| Solanaceae | Solanum tuberosum | Solanaceae | Solanum tuberosum | 10.00 | Highly Similar |
| Solanaceae | Solanum tuberosum | Poaceae | Sorghum bicolor | 4.28 | Dis similar |
| Solanaceae | Solanum tuberosum | Chenopodiaceae | Spinacia oleracea | 9.36 | Highly Similar |
| Solanaceae | Solanum tuberosum | Asteraceae | Tagetes erecta | 3.40 | Dis similar |
| Solanaceae | Solanum tuberosum | Malvaceae | Theobroma cacao | 8.66 | Similar |
| Solanaceae | Solanum tuberosum | Poaceae | Triticum aestivum | 4.07 | Dis similar |
| Solanaceae | Solanum tuberosum | Poaceae | Triticum dicoccoides | 3.97 | Dis similar |
| Solanaceae | Solanum tuberosum | Fabaceae | Vigna angularis | 8.68 | Similar |
| Solanaceae | Solanum tuberosum | Fabaceae | Vigna radiata var. radiata | 8.74 | Similar |
| Solanaceae | Solanum tuberosum | Fabaceae | Vigna unguiculata | 8.72 | Similar |
| Solanaceae | Solanum tuberosum | Poaceae | Zea mays | 4.33 | Dis similar |
| Poaceae | Sorghum bicolor | Fabaceae | Abrus precatorius | 4.64 | Dis similar |