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 |
| Osmunda regalis | Royal Fern | |
| Osmunda regalis var. spectabilis | Royal Fern | |
| Oxalis albicans | Radishroot Woodsorrel | |
| Oxalis alpina | Alpine Woodsorrel Alpine Wood-sorrel | |
| Oxalis albicans ssp. albicans | Radishroot Woodsorrel Western Yellow Wood-sorrel | |
| Oxalis albicans ssp. pilosa | Hairy Western Wood-sorrel Hairy Wood Sorrel Radishroot Woodsorrel | |
| Oxalis dichondrifolia | Peonyleaf Woodsorrel | |
| Oxalis dillenii | Slender Yellow Wood Sorrel Yellow Wood Sorrel Yellow Woodsorrel | |
| Oxalis drummondii | Drummond's Wood-sorrel Large-leaf Wood-sorrel Drummond's Woodsorrel | |
| Oxypolis filiformis | Water Cowbane | |
| Oxalis frutescens | Shrubby Wood-sorrel Shrubby Woodsorrel | |
| Oxalis frutescens ssp. angustifolia | Shrubby Wood-sorrel Shrubby Woodsorrel | |
| Oxytropis lambertii | Purple Locoweed | |
| Oxytropis lambertii var. articulata | Purple Locoweed Locoweed | |
| Oxalis priceae | Tufted Yellow Woodsorrel | |
| Oxalis priceae ssp. texana | Texas Wood-sorrel Texas Woodsorrel | |
| Oxypolis rigidior | Stiff Cowbane | |
| Oxytropis sericea | White Locoweed Silky Locoweed | |
| Oxytropis sericea var. sericea | White Locoweed | |
| Oxalis stricta | Common Yellow Oxalis Yellow Wood-sorrel Upright Yellow Wood-sorrel Yellow Woodsorrel | |
| Oxypolis ternata | Piedmont Cowbane | |
| Oxalis violacea | Violet Woodsorrel Violet Wood-sorrel | |
| Parnassia asarifolia | Kidneyleaf Grass-of-parnassus Appalachian Grass-of-parnassus | |
| Packera aurea | Golden Groundsel Golden Ragwort Butterweed | |
| Parthenium confertum | Gray's Feverfew | |
| Paronychia congesta | Bushy Whitlow-wort Rio Grande Nailwort | |
| Paronychia drummondii | Drummond's Nailwort | |
| Passiflora filipes | Passion Flower Passion Vine Slender Passion-flower Slender Passionflower | |
| Parnassia grandifolia | Largeleaf Grass-of-parnassus Bigleaf Grass-of-parnassus Limeseep Parnassia | |
| Packera hartiana | Hart's Ragwort | |
| Parthenium hispidum | Wild Quinine American Feverfew | |
| Parthenium integrifolium | Wild Quinine American Fever-few | |
| Parthenium integrifolium var. integrifolium | Wild Quinine | |
| Passiflora lutea | Yellow Passionflower Yellow Passion Vine Yellow Passion-flower | |
| Paronychia lundelliorum | Lundell's Nailwort | |
| Paronychia maccartii | Mccart's Nailwort McCart's Whitlow-wort | |
| Packera millelobata | Uinta Ragwort | |
| Paronychia monticola | Livermore Nailwort | |
| Packera neomexicana | New Mexico Groundsel | |
| Packera neomexicana var. neomexicana | New Mexico Groundsel | |
| Packera obovata | Golden Groundsel Roundleaf Groundsel Roundleaf Ragwort | |
| Passiflora pallida | Corky-stem Passion-flower Corkystem Passionflower Pale Passion-flower Passion Flower Passion Vine | |
| Paronychia sessiliflora | Creeping Nailwort Low Nailwort Stemless Nailwort | |
| Passiflora suberosa | Corkstem Passionflower | |
| Packera tomentosa | Woolly Ragwort | |
| Packera tridenticulata | Threetooth Ragwort | |
| Paronychia virginica | Whitlow-wort Broom Nailwort Yellow Nailwort Park's Nailwort | |
| Paronychia wilkinsonii | Wilkinson's Nailwort Wilkinson's Whitlow-wort | |
| Perityle aglossa | Bluff Rockdaisy Rayless Rockdaisy | |
| Penstemon alamosensis | Los Alamos Beardtongue Alamo Beardtongue | |
| scientific name | common name(s) | image gallery |
