| Family1 | Species1 | Family2 | Species2 | SCUS score | Similarity |
| Poaceae | Setaria viridis | Musaceae | Musa acuminata subsp. malaccensis | 7.93 | Similar |
| Poaceae | Setaria viridis | Solanaceae | Nicotiana attenuata | 4.30 | Dis similar |
| Poaceae | Setaria viridis | Solanaceae | Nicotiana sylvestris | 4.27 | Dis similar |
| Poaceae | Setaria viridis | Solanaceae | Nicotiana tabacum | 4.28 | Dis similar |
| Poaceae | Setaria viridis | Solanaceae | Nicotiana tomentosiformis | 4.30 | Dis similar |
| Poaceae | Setaria viridis | Poaceae | Oryza brachyantha | 9.59 | Highly Similar |
| Poaceae | Setaria viridis | Poaceae | Oryza sativa Japonica Group | 9.31 | Highly Similar |
| Poaceae | Setaria viridis | Poaceae | Panicum hallii | 9.84 | Highly Similar |
| Poaceae | Setaria viridis | Poaceae | Panicum virgatum | 9.67 | Highly Similar |
| Poaceae | Setaria viridis | Fabaceae | Phaseolus vulgaris | 4.77 | Dis similar |
| Poaceae | Setaria viridis | Fabaceae | Prosopis alba | 5.12 | Moderately similar |
| Poaceae | Setaria viridis | Brassicaceae | Raphanus sativus | 3.97 | Dis similar |
| Poaceae | Setaria viridis | Euphorbiaceae | Ricinus communis | 4.11 | Dis similar |
| Poaceae | Setaria viridis | Poaceae | Saccharum officinarum | 5.42 | Moderately similar |
| Poaceae | Setaria viridis | Pedaliaceae | Sesamum indicum | 5.67 | Moderately similar |
| Poaceae | Setaria viridis | Poaceae | Setaria italica | 9.93 | Highly Similar |
| Poaceae | Setaria viridis | Poaceae | Setaria viridis | 10.00 | Highly Similar |
| Poaceae | Setaria viridis | Solanaceae | Solanum lycopersicum | 4.01 | Dis similar |
| Poaceae | Setaria viridis | Solanaceae | Solanum melongena | 4.52 | Dis similar |
| Poaceae | Setaria viridis | Solanaceae | Solanum pennellii | 3.98 | Dis similar |