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| Kingdom Plantae |
| |
Acnida subnuda (S. Watson) Standl. – not accepted
|
| |
Boerhavia torreyana (S. Watson) Standl. – accepted – creeping spiderling
|
| |
Chenopodium farinosum (S. Watson) Standl. – not accepted
|
| |
Hesperonia tenuiloba (S. Watson) Standl. – not accepted
|
| |
Iresine palmeri (S. Watson) Standl. – accepted – Palmer's bloodleaf
|
| |
Mirabilis glabra (S. Watson) Standl. – accepted – smooth four-o'clock, smooth four o'clock
|
| |
Pisonia capitata (S. Watson) Standl. – accepted – Mexican devil's-claws
|
| |
Quamoclidion greenei (S. Watson) Standl. – not accepted
|
| |
Tidestromia oblongifolia (S. Watson) Standl. – not accepted – honeysweet tidestromia, Arizona honeysweet
|
| |
Tidestromia oblongifolia ssp. oblongifolia (S. Watson) Standl. – not accepted – Arizona honeysweet |
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