| Layia calliglossa A.Gray |
Accepted |
 |
TICA |
|
| Layia calliglossa var. calliglossa |
Synonym |
 |
TICA |
|
| Layia calliglossa var. oligochaeta A.Gray |
Unresolved |
 |
TICA |
|
| Layia carnosa (Nutt.) Torr. & A.Gray |
Accepted |
 |
TICA |
|
| Layia chrysanthemoides (DC. ex DC.) A.Gray |
Accepted |
 |
TICA |
|
| Layia chrysanthemoides subsp. chrysanthemoides |
Synonym |
 |
TICA |
|
| Layia chrysanthemoides subsp. maritima D.D.Keck |
Synonym |
 |
TICA |
|
| Layia discoidea D.D.Keck |
Accepted |
 |
TICA |
|
| Layia douglasii Hook. & Arn. |
Accepted |
 |
TICA |
|
| Layia elegans Torr. & A.Gray |
Accepted |
 |
TICA |
|
| Layia emarginata Hook. & Arn. |
Synonym |
 |
ILDIS |
|
| Layia fremontii (Torr. & A.Gray) A.Gray |
Accepted |
 |
TICA |
|
| Layia gaillardioides (Hook. & Arn.) DC. |
Accepted |
 |
TICA |
|
| Layia galardioides (Hook. & Arn.) DC. |
Unresolved |
 |
TICA |
|
| Layia glandulosa (Hook.) Hook. & Arn. |
Accepted |
 |
TICA |
|
| Layia glandulosa subsp. glandulosa |
Synonym |
 |
TICA |
|
| Layia glandulosa var. glandulosa |
Synonym |
 |
TICA |
|
| Layia glandulosa subsp. lutea D.D.Keck |
Synonym |
 |
TICA |
|
| Layia glandulosa var. lutea (Keck) Hoover |
Synonym |
 |
TICA |
|
| Layia graveolens Greene |
Unresolved |
 |
TICA |
|
| Layia heterotricha (DC.) Hook. & Arn. |
Accepted |
 |
TICA |
|
| Layia heterotricha var. heterotricha |
Synonym |
 |
TICA |
|
| Layia hieracioides (DC.) Hook. & Arn. |
Accepted |
 |
TICA |
|
| Layia hispida Greene |
Accepted |
 |
TICA |
|
| Layia jonesii A.Gray |
Accepted |
 |
TICA |
|
| Layia leucopappa D.D.Keck |
Accepted |
 |
TICA |
|
| Layia munzii D.D.Keck |
Accepted |
 |
TICA |
|
| Layia nemorosa Jeps. |
Accepted |
 |
TICA |
|
| Layia neo-mexicana A.Gray |
Unresolved |
 |
TICA |
|
| Layia nutans (Greene) Jeps. |
Synonym |
 |
TICA |
|
| Layia paniculata D.D.Keck |
Synonym |
 |
TICA |
|
| Layia pentachaeta A.Gray |
Accepted |
 |
TICA |
|
| Layia pentachaeta var. albida (D.D.Keck) Hoover |
Synonym |
 |
TICA |
|
| Layia pentachaeta subsp. albida D.D.Keck |
Accepted |
 |
TICA |
|
| Layia pentachaeta var. pentachaeta |
Synonym |
 |
TICA |
|
| Layia pentachaeta subsp. pentachaeta |
Synonym |
 |
TICA |
|
| Layia platyglossa (Fisch. & C.A.Mey.) A.Gray |
Accepted |
 |
TICA |
|
| Layia platyglossa var. breviseta A.Gray |
Synonym |
 |
TICA |
|
| Layia platyglossa subsp. campestris D.D.Keck |
Synonym |
 |
TICA |
|
| Layia platyglossa var. platyglossa |
Synonym |
 |
TICA |
|
| Layia platyglossa subsp. platyglossa |
Synonym |
 |
TICA |
|
| Layia septentrionalis D.D.Keck |
Accepted |
 |
TICA |
|
| Layia ziegleri Munz |
Synonym |
 |
TICA |
|