Species of Greatest Conservation Need
1124 species
| Scientifc Name | Common Name | Taxonomic Group | Federal Status | State Status | Global Rank | State Rank | Endemic |
|---|---|---|---|---|---|---|---|
| Paronychia maccartii | McCart's whitlow-wort | Plants | Not Listed | Not Listed | GH | SH | Yes |
| Paronychia setacea | bristle nailwort | Plants | Not Listed | Not Listed | G3 | S2 | Yes |
| Paronychia wilkinsonii | Wilkinson's whitlow-wort | Plants | Not Listed | Not Listed | G2G3 | S2 | No |
| Pediomelum cyphocalyx | turnip-root scurfpea | Plants | Not Listed | Not Listed | G2G3 | S2S3 | Yes |
| Pediomelum humile | Rydberg's scurfpea | Plants | Not Listed | Not Listed | G1 | S1 | No |
| Pediomelum pentaphyllum | Chihuahua scurfpea | Plants | Not Listed | Not Listed | G1G2 | SH | No |
| Pediomelum reverchonii | Reverchon's scurfpea | Plants | Not Listed | Not Listed | G3 | S3 | No |
| Peniocereus greggii var. greggii | desert night-blooming cereus | Plants | Not Listed | Not Listed | G3G4T3 | S2 | No |
| Penstemon alamosensis | Alamo beardtongue | Plants | Not Listed | Not Listed | G3 | S1 | No |
| Penstemon cardinalis var. regalis | royal red penstemon | Plants | Not Listed | Not Listed | G3T3 | S2 | No |
| Penstemon guadalupensis | Guadalupe beardtongue | Plants | Not Listed | Not Listed | G3 | S3 | Yes |
| Penstemon triflorus var. integrifolius | Heller's beardtongue | Plants | Not Listed | Not Listed | G3T2 | S2 | Yes |
| Penstemon triflorus var. triflorus | threeflower penstemon | Plants | Not Listed | Not Listed | G3T3 | S3 | Yes |
| Penstemon wrightii | Wright's beardtongue | Plants | Not Listed | Not Listed | G3G4 | S3 | No |
| Peritoma multicaulis | manystem spiderflower | Plants | Not Listed | Not Listed | G3 | S1 | No |
| Perityle aglossa | limestone rock-daisy | Plants | Not Listed | Not Listed | G3G4 | S3 | No |
| Perityle angustifolia | rayless rock-daisy | Plants | Not Listed | Not Listed | G3G4 | S3S4 | Yes |
| Perityle bisetosa var. appressa | apressed two-bristle rock-daisy | Plants | Not Listed | Not Listed | G2T2 | S2 | No |
| Perityle bisetosa var. bisetosa | two-bristle rock-daisy | Plants | Not Listed | Not Listed | G2T2 | S2 | No |
| Perityle bisetosa var. scalaris | stairstep two-bristle rock-daisy | Plants | Not Listed | Not Listed | G2T1 | S1 | Yes |
| Perityle cinerea | grayleaf rock-daisy | Plants | Not Listed | Not Listed | G2 | S2 | Yes |
| Perityle dissecta | slimlobe rock-daisy | Plants | Not Listed | Not Listed | G2 | S2 | No |
| Perityle fosteri | Foster's rock-daisy | Plants | Not Listed | Not Listed | G1 | S1 | Yes |
| Perityle huecoensis | Hueco rock-daisy | Plants | Not Listed | Not Listed | G1 | S1 | No |
| Perityle lindheimeri var. halimifolia | Devils River rock-daisy | Plants | Not Listed | Not Listed | G4T3 | S3 | Yes |