| Species | Common Name |
|---|---|
| Amaranthus albus | pigweed |
| Amaranthus blitoides | tumbleweed amaranth |
| Amaranthus californicus | California amaranth |
| Amaranthus deflexus | |
| Amaranthus hybridus | |
| Amaranthus powellii | |
| Amaranthus retroflexus | rough pigweed |
| Nitrophila occidentalis | borax weed |