| 70934 | Gaillardia amblyodon J. Gay | | | a | | Gaillardia amblyodon J. Gay | |
| 70935 | Gaillardia aristata Pursh | | | a | | Gaillardia aristata Pursh | |
| 70936 | Gaillardia pulchella Foug. | | | a | | Gaillardia pulchella Foug. | |
| 316689 | Gaillardia pulchella Foug. var. picta (D. Don) A. Gray | Gaillardia pulchella Foug. | 70936 | | i | Gaillardia pulchella Foug. var.picta (D. Don) A. Gray | Gaillardia pulchella Foug. |
| 318177 | Gaillardia spp. | | | a | | Gaillardia spp. | |
| 409144 | Gaillardia ×grandiflora hort. ex Van Houtte | | | a | | Gaillardia grandiflora hort. ex Van Houtte | |
| 413076 | Gaillardia spathulata A. Gray | | | a | | Gaillardia spathulata A. Gray | |
| 444441 | Gaillardia aestivalis (Walter) H. Rock | | | a | | Gaillardia aestivalis (Walter) H. Rock | |
| 444442 | Gaillardia aestivalis (Walter) H. Rock var. flavovirens (C. Mohr) Cronquist | | | a | i | Gaillardia aestivalis (Walter) H. Rock var.flavovirens (C. Mohr) Cronquist | |
| 444444 | Gaillardia lanceolata Michx. var. flavovirens C. Mohr | Gaillardia aestivalis (Walter) H. Rock var. flavovirens (C. Mohr) Cronquist | 444442 | | i | Gaillardia lanceolata Michx. var.flavovirens C. Mohr | Gaillardia aestivalis (Walter) H. Rock var.flavovirens (C. Mohr) Cronquist |
| 444445 | Gaillardia aestivalis (Walter) H. Rock var. winkleri (Cory) B. L. Turner | | | a | i | Gaillardia aestivalis (Walter) H. Rock var.winkleri (Cory) B. L. Turner | |
| 444446 | Gaillardia lutea Greene var. winkleri Cory | Gaillardia aestivalis (Walter) H. Rock var. winkleri (Cory) B. L. Turner | 444445 | | i | Gaillardia lutea Greene var.winkleri Cory | Gaillardia aestivalis (Walter) H. Rock var.winkleri (Cory) B. L. Turner |
| 444447 | Gaillardia aestivalis (Walter) H. Rock var. aestivalis | | | a | i | Gaillardia aestivalis (Walter) H. Rock var.aestivalis | |
| 452150 | Gaillardia parryi Greene | | | a | | Gaillardia parryi Greene | |
| 452335 | Gaillardia amara Raf. | Helenium amarum (Raf.) H. Rock var. amarum | 452333 | | | Gaillardia amara Raf. | Helenium amarum (Raf.) H. Rock var.amarum |
| 454233 | Gaillardia acaulis Pursh | Tetraneuris acaulis (Pursh) Greene var. acaulis | 455605 | | | Gaillardia acaulis Pursh | Tetraneuris acaulis (Pursh) Greene var.acaulis |
| 455406 | Gaillardia megapotamica (Spreng.) Baker | | | a | | Gaillardia megapotamica (Spreng.) Baker | |
| 455409 | Gaillardia pinnatifida Torr. | | | a | | Gaillardia pinnatifida Torr. | |
| 459649 | Gaillardia multiceps Greene | | | a | | Gaillardia multiceps Greene | |
| 463811 | Gaillardia suavis (A. Gray & Engelm.) Britton & Rusby | | | a | | Gaillardia suavis (A. Gray & Engelm.) Britton & Rusby | |
| 479514 | Gaillardia picta D. Don | Gaillardia pulchella Foug. | 70936 | | | Gaillardia picta D. Don | Gaillardia pulchella Foug. |
| 491386 | Gaillardia pulchella Foug. var. pulchella | Gaillardia pulchella Foug. | 70936 | | i | Gaillardia pulchella Foug. var.pulchella | Gaillardia pulchella Foug. |
| 491387 | Gaillardia lanceolata Michx. | Gaillardia aestivalis (Walter) H. Rock | 444441 | | | Gaillardia lanceolata Michx. | Gaillardia aestivalis (Walter) H. Rock |
| 491388 | Gaillardia lanceolata Michx. var. lanceolata | Gaillardia aestivalis (Walter) H. Rock | 444441 | | i | Gaillardia lanceolata Michx. var.lanceolata | Gaillardia aestivalis (Walter) H. Rock |
| 491389 | Gaillardia lutea Greene | Gaillardia aestivalis (Walter) H. Rock | 444441 | | | Gaillardia lutea Greene | Gaillardia aestivalis (Walter) H. Rock |
| 491390 | Gaillardia lutea Greene var. lutea | Gaillardia aestivalis (Walter) H. Rock | 444441 | | i | Gaillardia lutea Greene var.lutea | Gaillardia aestivalis (Walter) H. Rock |