| Thinopyrum bessarabicum (Savul. & Rayss) Á. Löve | | a | | Thinopyrum bessarabicum (Savul. & Rayss) Á. Löve | | 314142 | |
| Thinopyrum elongatum (Host) D. R. Dewey | | a | | Thinopyrum elongatum (Host) D. R. Dewey | | 314143 | |
| Thinopyrum intermedium (Host) Barkworth & D. R. Dewey | | a | | Thinopyrum intermedium (Host) Barkworth & D. R. Dewey | | 314145 | |
| Thinopyrum junceum (L.) Á. Löve | | a | | Thinopyrum junceum (L.) Á. Löve | | 314146 | |
| Thinopyrum junceiforme (Á. Löve & D. Löve) Á. Löve | | a | | Thinopyrum junceiforme (Á. Löve & D. Löve) Á. Löve | | 314148 | |
| Thinopyrum ponticum (Podp.) Barkworth & D. R. Dewey | | a | | Thinopyrum ponticum (Podp.) Barkworth & D. R. Dewey | | 314153 | |
| Thinopyrum scirpeum (C. Presl) D. R. Dewey | | a | | Thinopyrum scirpeum (C. Presl) D. R. Dewey | | 314155 | |
| Thinopyrum gentryi (Melderis) D. R. Dewey | | a | | Thinopyrum gentryi (Melderis) D. R. Dewey | | 317903 | |
| Thinopyrum intermedium (Host) Barkworth & D. R. Dewey subsp. barbulatum (Schur) Barkworth & D. R. Dewey | | a | i | Thinopyrum intermedium (Host) Barkworth & D. R. Dewey subsp. barbulatum (Schur) Barkworth & D. R. Dewey | | 409629 | |
| Thinopyrum distichum (Thunb.) Á. Löve | | a | | Thinopyrum distichum (Thunb.) Á. Löve | | 432482 | |
| Thinopyrum intermedium (Host) Barkworth & D. R. Dewey subsp. intermedium | | a | i | Thinopyrum intermedium (Host) Barkworth & D. R. Dewey subsp. intermedium | | 454546 | |
| Thinopyrum pycnanthum (Godr.) Barkworth | | a | | Thinopyrum pycnanthum (Godr.) Barkworth | | 454548 | |
| Thinopyrum pungens (Pers.) Barkworth | | a | | Thinopyrum pungens (Pers.) Barkworth | | 454549 | |
| Thinopyrum podperae (Nábelek) D. R. Dewey | | a | | Thinopyrum podperae (Nábelek) D. R. Dewey | | 454550 | |
| Thinopyrum sartorii (Boiss. & Heldr.) Á. Löve | | a | | Thinopyrum sartorii (Boiss. & Heldr.) Á. Löve | | 454551 | |
| Thinopyrum curvifolium (Lange) D. R. Dewey | | a | | Thinopyrum curvifolium (Lange) D. R. Dewey | | 454553 | |
| Thinopyrum spp. | | a | | Thinopyrum spp. | | 454554 | |
| Thinopyrum hybr. | | a | | Thinopyrum hybr. | | 454555 | |
| Thinopyrum caespitosum (K. Koch) Zhi W. Liu & R. R.-C. Wang | | a | | Thinopyrum caespitosum (K. Koch) Zhi W. Liu & R. R.-C. Wang | | 460225 | |
| Thinopyrum elongatum auct. nonn. | Thinopyrum ponticum (Podp.) Barkworth & D. R. Dewey | | | Thinopyrum elongatum auct. nonn. | Thinopyrum ponticum (Podp.) Barkworth & D. R. Dewey | 463680 | 314153 |