| Gayophytum andicola Kuntze |
Unresolved |
 |
TRO |
| Gayophytum caesium Torr. & A.Gray |
Synonym |
 |
WCSP (in review) |
| Gayophytum decipiens F.H.Lewis & Szweyk. |
Accepted |
 |
WCSP (in review) |
| Gayophytum densifolium Phil. |
Synonym |
 |
WCSP (in review) |
| Gayophytum diffusum Torr. & A.Gray |
Accepted |
 |
WCSP (in review) |
| Gayophytum diffusum subsp. parviflorum F.H.Lewis & Szweyk. |
Accepted |
 |
WCSP (in review) |
| Gayophytum diffusum var. strictipes (Hook.) Dorn |
Synonym |
 |
WCSP (in review) |
| Gayophytum diffusum var. villosum Munz |
Synonym |
 |
WCSP (in review) |
| Gayophytum eriospermum Coville |
Accepted |
 |
WCSP (in review) |
| Gayophytum gracile Phil. |
Synonym |
 |
WCSP (in review) |
| Gayophytum helleri Rydb. |
Synonym |
 |
WCSP (in review) |
| Gayophytum helleri var. erosulatum Jeps. |
Synonym |
 |
WCSP (in review) |
| Gayophytum helleri subsp. erosulatum (Jeps.) A.E.Murray |
Synonym |
 |
WCSP (in review) |
| Gayophytum helleri var. glabrum Munz |
Synonym |
 |
WCSP (in review) |
| Gayophytum heterozygum F.H.Lewis & Szweyk. |
Accepted |
 |
WCSP (in review) |
| Gayophytum humile Juss. |
Accepted |
 |
WCSP (in review) |
| Gayophytum humile var. densifolium Reiche |
Synonym |
 |
WCSP (in review) |
| Gayophytum humile var. gracile Reiche |
Synonym |
 |
WCSP (in review) |
| Gayophytum humile var. hirtellum Munz |
Synonym |
 |
WCSP (in review) |
| Gayophytum humile var. robustum Reiche |
Synonym |
 |
WCSP (in review) |
| Gayophytum intermedium Rydb. |
Synonym |
 |
WCSP (in review) |
| Gayophytum lasiospermum Greene |
Synonym |
 |
WCSP (in review) |
| Gayophytum lasiospermum var. eriospermum (Coville) Jeps. |
Synonym |
 |
WCSP (in review) |
| Gayophytum lasiospermum var. hoffmannii Munz |
Synonym |
 |
WCSP (in review) |
| Gayophytum micranthum Hook. & Arn. |
Accepted |
 |
WCSP (in review) |
| Gayophytum minutum Phil. |
Synonym |
 |
WCSP (in review) |
| Gayophytum nuttallii Torr. & A.Gray |
Synonym |
 |
WCSP (in review) |
| Gayophytum nuttallii var. abramsii Munz |
Synonym |
 |
WCSP (in review) |
| Gayophytum nuttallii var. intermedium Munz |
Synonym |
 |
WCSP (in review) |
| Gayophytum nuttallii var. typicum Munz |
Synonym |
 |
WCSP (in review) |
| Gayophytum oligospermum F.H.Lewis & Szweyk. |
Accepted |
 |
WCSP (in review) |
| Gayophytum pumilum S.Watson |
Synonym |
 |
WCSP (in review) |
| Gayophytum racemosum Torr. & A.Gray |
Accepted |
 |
WCSP (in review) |
| Gayophytum racemosum var. caesium Munz |
Synonym |
 |
WCSP (in review) |
| Gayophytum ramosissimum Torr. & A.Gray |
Accepted |
 |
WCSP (in review) |
| Gayophytum ramosissimum var. deflexum Hook. |
Synonym |
 |
WCSP (in review) |
| Gayophytum ramosissimum var. obtusum Jeps. |
Synonym |
 |
WCSP (in review) |
| Gayophytum ramosissimum var. pygmeum Jeps. |
Synonym |
 |
WCSP (in review) |
| Gayophytum ramosissimum var. strictipes Hook. |
Synonym |
 |
WCSP (in review) |
| Gayophytum robustum Phil. |
Synonym |
 |
WCSP (in review) |
| Gayophytum strictum A.Gray |
Unresolved |
 |
WCSP (in review) |