| Arbutus arizonica Arizona madrone View 0 images | |
| Artemisia frigida Prairie sagewort View 5 images |  |
| Artemisia ludoviciana Louisiana artemisia View 15 images |  |
| Arctostaphylos pringlei Pringle manzanita View 0 images | |
| Aristida purpurea Purple threeawn View 13 images |  |
| Artemisia tridentata Big sagebrush View 5 images |  |
| Asclepias asperula ssp. capricornu Antelopehorns View 18 images |  |
| Asclepias subulata Rush milkweed View 10 images |  |
| Asclepias tuberosa Butterflyweed View 84 images |  |
| Atriplex hymenelytra Desert holly View 2 images |  |
