| Family1 | Species1 | Family2 | Species2 | SCUS score | Similarity |
| Poaceae | Setaria viridis | Cucurbitaceae | Cucurbita pepo subsp. pepo | 5.24 | Moderately similar |
| Poaceae | Setaria viridis | Asteraceae | Cynara cardunculus var. scolymus | 4.46 | Dis similar |
| Poaceae | Setaria viridis | Apiaceae | Daucus carota subsp. sativus | 4.72 | Dis similar |
| Poaceae | Setaria viridis | Malvaceae | Durio zibethinus | 4.32 | Dis similar |
| Poaceae | Setaria viridis | Brassicaceae | Eutrema salsugineum | 3.75 | Dis similar |
| Poaceae | Setaria viridis | Fabaceae | Glycine max | 4.73 | Dis similar |
| Poaceae | Setaria viridis | Fabaceae | Glycine soja | 4.74 | Dis similar |
| Poaceae | Setaria viridis | Malvaceae | Gossypium arboreum | 4.72 | Dis similar |
| Poaceae | Setaria viridis | Malvaceae | Gossypium hirsutum | 4.72 | Dis similar |
| Poaceae | Setaria viridis | Malvaceae | Gossypium raimondii | 4.72 | Dis similar |
| Poaceae | Setaria viridis | Asteraceae | Helianthus annuus | 3.70 | Dis similar |
| Poaceae | Setaria viridis | Malvaceae | Herrania umbratica | 4.63 | Dis similar |
| Poaceae | Setaria viridis | Euphorbiaceae | Hevea brasiliensis | 4.03 | Dis similar |
| Poaceae | Setaria viridis | Poaceae | Hordeum vulgare | 9.51 | Highly Similar |
| Poaceae | Setaria viridis | Euphorbiaceae | Jatropha curcas | 3.99 | Dis similar |
| Poaceae | Setaria viridis | Asteraceae | Lactuca sativa | 3.99 | Dis similar |
| Poaceae | Setaria viridis | Fabaceae | Lupinus angustifolius | 4.00 | Dis similar |
| Poaceae | Setaria viridis | Euphorbiaceae | Manihot esculenta | 4.21 | Dis similar |
| Poaceae | Setaria viridis | Fabaceae | Medicago truncatula | 3.75 | Dis similar |
| Poaceae | Setaria viridis | Cucurbitaceae | Momordica charantia | 5.69 | Moderately similar |