Combination search
Looking for commercially available native plant species suitable to your state or region, try the Recommended Species page.
| scientific name | common name(s) | image gallery |
| Proboscidea louisianica ssp. fragrans | Sweet Unicorn Plant Ram's-horn Devil's Claw | |
| Proboscidea louisianica ssp. louisianica | Ram's Horn Devil's Claw Unicorn Plant Ram's Horn | |
| Proboscidea parviflora | Doubleclaw Devil's Claw | |
| Proserpinaca palustris | Marsh Mermaidweed | |
| Proserpinaca palustris var. amblyogona | Marsh Mermaidweed Marsh Mermaid-weed Common Mermaid-weed | |
| Proserpinaca palustris var. crebra | Marsh Mermaidweed Marsh Mermaid-weed Common Mermaid-weed | |
| Proserpinaca palustris var. palustris | Marsh Mermaidweed | |
| Proboscidea parviflora ssp. parviflora | Doubleclaw Devil's Claw Unicorn Plant | |
| Proboscidea parviflora var. parviflora | Doubleclaw Devil's Claw Unicorn Plant | |
| Proserpinaca pectinata | Comb-leaf Mermaidweed | |
| Prunella vulgaris | Common Selfheal | |
| Prunella vulgaris ssp. lanceolata | Lanceleaf Selfheal Self-heal | |
| Prunella vulgaris ssp. vulgaris | Common Selfheal | |
| Pseudognaphalium arizonicum | Arizona Cudweed Arizona Rabbit-tobacco | |
| Psilactis asteroides | New Mexico Tansyaster | |
| Pseudognaphalium austrotexanum | South Texas Rabbit-tobacco South Texas False Cudweed Texas Rabbit-tobacco | |
| Psilactis brevilingulata | Trans-Pecos Tansyaster | |
| Pseudognaphalium canescens | Wright's Cudweed Wright’s Rabbit-tobacco | |
| Pseudognaphalium canescens ssp. canescens | Wright's Cudweed | |
| Psilostrophe gnaphalioides | Dudweed | |
| Pseudognaphalium helleri | Heller's Cudweed | |
| Psilactis heterocarpa | San Patricio Tansyaster | |
| Pseudognaphalium helleri ssp. helleri | Heller's Cudweed Heller’s Rabbit-tobacco | |
| Pseudostellaria jamesiana | Tuber Starwort | |
| Pseudognaphalium jaliscense | Jalisco Rabbit-tobacco | |
| Psoralidium lanceolatum | Lemon Scurfpea | |
| Pseudognaphalium macounii | Macoun's Cudweed | |
| Pseudocymopterus montanus | Alpine False Springparsley | |
| Pseudognaphalium obtusifolium | Sweet Everlasting Rabbit-tobacco Fragrant Cudweed | |
| Pseudognaphalium obtusifolium ssp. obtusifolium | Blunt-leaf Rabbit-tobacco Rabbit Tobacco Sweet Everlasting Fragrant Cudweed | |
| Pseudognaphalium pringlei | Pringle's Cudweed Pringle’s Rabbit-tobacco | |
| Psathyrotopsis scaposa | Naked Turtleback Naked Brittlestem | |
| Pseudognaphalium stramineum | Cottonbatting Plant | |
| Psilostrophe tagetina | Woolly Paperflower Paperflower | |
| Psilostrophe tagetina var. cerifera | Woolly Paperflower Plains Paperflower Hairy Paperflower | |
| Psilostrophe tagetina var. tagetina | Woolly Paperflower | |
| Psoralidium tenuiflorum | Slimflower Scurfpea Scurfy Pea | |
| Psilactis tenuis | Slender Tansyaster | |
| Pseudabutilon umbellatum | Parasol False Velvetleaf Umbrella Indian Mallow | |
| Pseudognaphalium viscosum | Winged Cudweed | |
| Ptilimnium capillaceum | Herbwilliam | |
| Ptilimnium costatum | Ribbed Mock Bishopweed | |
| Pycnanthemum albescens | Whiteleaf Mountain Mint | |
| Pyrrhopappus carolinianus | Carolina Desert-chicory Texas Dandelion False Dandelion | |
| Pycnanthemum clinopodioides | Basil Mountainmint Basil Mountain-mint | |
| Pycnanthemum muticum | Clustered Mountainmint | |
| Pycnanthemum tenuifolium | Narrowleaf Mountain Mint Slender Mountain Mint Common Horsemint | |
| Quincula lobata | Purple Groundcherry Chinese Lantern Purple Ground Cherry | |
| Rayjacksonia annua | Viscid Camphor-daisy Viscid Tansyaster | |
| Rayjacksonia aurea | Houston Camphor-daisy Houston Tansy-aster Houston Daisy | |
| Ratibida columnifera | Mexican Hat Red-spike Mexican Hat Upright Prairie Coneflower Prairie Coneflower Long-headed Coneflower Thimbleflower | |
| Ranunculus cymbalaria | Alkali Buttercup | |
| Ranunculus hispidus | Bristly Buttercup | |
| Ranunculus laxicaulis | Mississippi Buttercup | |
| Ranunculus longirostris | Longbeak Buttercup | |
| Ratibida peduncularis | Naked Mexican Hat Naked Prairie Coneflower | |
| Ratibida peduncularis var. picta | Naked Mexicanhat Naked Prairie Coneflower | |
| Ratibida peduncularis var. peduncularis | Naked Mexicanhat Naked Prairie Coneflower | |
| Rayjacksonia phyllocephala | Camphor Daisy | |
| Ranunculus sceleratus | Cursed Buttercup | |
| Ranunculus sceleratus var. sceleratus | Cursed Buttercup | |
| Ratibida tagetes | Green Prairie Coneflower Green Mexican-hat Shortray Prairie Coneflower | |
| Reverchonia arenaria | Sand Reverchonia | |
| Rhexia alifanus | Savanna Meadow Beauty | |
| Rhexia mariana | Maryland Meadow Beauty Pale Meadow Beauty | |
| Rhexia mariana var. interior | Maryland Meadowbeauty Maryland Meadow Beauty Showy Meadow-beauty | |
| Rhexia mariana var. mariana | Maryland Meadow Beauty Pale Meadow Beauty | |
| Rhexia petiolata | Fringed Meadow Beauty | |
| Rhynchosida physocalyx | Bladderpod Sida Buffpetal Beaked Sida | |
| Rhynchosia reniformis | Dollarleaf | |
| Rhynchosia senna | Texas Snoutbean | |
| Rhynchosia tomentosa | Twining Snoutbean | |
| Rhexia virginica | Handsome-harry Virginia Meadow Beauty Meadow-beauty | |
| Richardia brasiliensis | Tropical Mexican Clover Brazil Pusley | |
| Rivina humilis | Pigeonberry Rouge Plant Baby-peppers Bloodberry | |
| Richardia scabra | Rough Mexican Clover Florida Pusley | |
| Richardia tricocca | Prairie Mexican Clover | |
| Rorippa curvipes | Blunt-leaf Yellowcress Bluntleaf Yellow Cress Bluntleaf Yellowcress | |
| Rorippa curvipes var. truncata | Blunt-leaf Yellowcress Bluntleaf Yellow Cress Bluntleaf Yellowcress | |
| Roldana hartwegii | Hartweg's Groundsel Yellow Hairwort | |
| Rorippa palustris | Bog Yellowcress | |
| Rorippa palustris ssp. Fernaldiana | Fernald's Yellowcress | |
| Rorippa palustris ssp. occidentalis | Bog Yellowcress Western Bog Yellow Cress Western Bog Yellowcress | |
| Rotala ramosior | Lowland Rotala | |
| Rorippa sessiliflora | Stalkless Yellowcress Sessile-flowered Yellow Cress | |
| Rorippa tenerrima | Modoc Yellow Cress Modoc Yellowcress Watercress | |
| Ruellia caroliniensis | Carolina Wild Petunia | |
| Ruellia caroliniensis ssp. ciliosa | Carolina Wild Petunia | |
| Ruellia caroliniensis ssp. caroliniensis | Carolina Wild Petunia | |
| Ruellia caroliniensis var. caroliniensis | Carolina Wild Petunia | |
| Ruellia caroliniensis var. cinerascens | Carolina Wild Petunia | |
| Ruellia caroliniensis var. serrulata | Carolina Wild Petunia | |
| Ruppia cirrhosa | Spiral Ditchgrass Ditch Grass Spiral Ditch-grass | |
| Ruellia corzoi | Corzo's Wild Petunia | |
| Ruellia drummondiana | Drummond's Ruellia Drummond's Wild Petunia | |
| Rudbeckia fulgida | Orange Coneflower Orange Rudbeckia Perennial Black-eyed Susan Goldstrum | |
| Rudbeckia fulgida var. palustris | Prairie Coneflower | |
| Rudbeckia hirta | Black-eyed Susan Common Black-eyed Susan Brown-eyed Susan Blackeyed Susan | |
| Rudbeckia hirta var. pulcherrima | Black-eyed Susan Blackeyed Susan Brown-eyed Susan Pinewoods Coneflower | |
| Ruellia humilis | Prairie Petunia Fringeleaf Wild Petunia Hairy Ruellia Low Wild Petunia Low Ruellia Fringeleaf Ruellia Fringe-leaf Wild Petunia | |
| scientific name | common name(s) | image gallery |
