| Syrmatium traskiae Eastw. ex Abrams | Lotus dendroideus (Greene) Greene var. traskiae (Eastw. ex Abrams) Isely | | | Syrmatium traskiaeEastw. ex Abrams | Lotus dendroideus(Greene) Greene var.traskiae (Eastw. ex Abrams) Isely |
| Syrmatium dendroideum Greene | Lotus dendroideus (Greene) Greene var. dendroideus | | | Syrmatium dendroideumGreene | Lotus dendroideus(Greene) Greene var.dendroideus |
| Syrmatium niveum Greene | Lotus argophyllus (A. Gray) Greene var. niveus (Greene) Ottley | | | Syrmatium niveumGreene | Lotus argophyllus(A. Gray) Greene var.niveus (Greene) Ottley |
| Syrmatium glabrum Vogel | Lotus scoparius (Nutt.) Ottley | | | Syrmatium glabrumVogel | Lotus scoparius(Nutt.) Ottley |
| Syrmatium junceum (Benth.) Greene | Lotus junceus (Benth.) Greene var. junceus | | | Syrmatium junceum(Benth.) Greene | Lotus junceus(Benth.) Greene var.junceus |
| Syrmatium nevadense (S. Watson) Greene | Lotus nevadensis (S. Watson) Greene var. nevadensis | | | Syrmatium nevadense(S. Watson) Greene | Lotus nevadensis(S. Watson) Greene var.nevadensis |