| Section - 13 |
| Maple, Bigtooth - Acer saccharum subsp. grandidentatum |
| Sunflower, Maximilian - Helianthus maximiliani |
| Juniper, One-seeded - Juniperus monasperma |
| Mule's Ears - Scabrethia scabra |
| Blanketflower - Gaillardia aristata |
| Pricklypoppy, Southwestern - Argemone pleiacantha |
| Globemallow, 'Louis Hamilton' - Spaeralcea ambigua 'Louis Hamilton' |
| Flax, Blue - Linum perenne |
| Penstemon, Desert - Penstemon pseudospectabilis |
| Apache Plume - Fallugia paradoxa |
| Sagebrush, Big - Artemisia tridentata |
| Flax, Blue - Linum perenne |
| Oak, Gambel - Quercus gambelii |
| Yucca, Soapweed - Yucca glauca |
| Yucca, Banana - Yucca baccata |
| Pricklypoppy, Southwestern - Argemone pleiacantha |
| Clover, Purple Prairie - Dalea purpurea |
| Daisy, Engleman - Engelmannia peristenia |
| Four-O'-Clock, Desert - Mirabilis multiflora |
| Penstemon, Palmer's - Penstemon palmeri |
| Penstemon, Pineleaf 'Mersea Yellow'- Penstemon pinifolius 'Mersea Yellow' |
| Fendlerbush, Cliff - Fendlera rupicola |
| Grass, Indian - Sorghastrum nutans |
