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Characteristics

Environment

Usage

Nyssa sylvatica habit picture by Eli Small (cc-by-sa)
Nyssa sylvatica
Sour gum (en)
Species rank
Nyssaceae family
perennial
edible fruits
Obolaria virginica flower picture by ryanshields (cc-by-sa)
Obolaria virginica
Virginia pennywort (en)
Species rank
Gentianaceae family
perennial
no plant picture
Oenothera coronopifolia
Crownleaf evening primrose (en)
Species rank
Onagraceae family
perennial
no plant picture
Oenothera podocarpa
Species rank
Onagraceae family

Onoclea sensibilis habit picture by William Coville (cc-by-sa)
Onoclea sensibilis
Sensitive fern (en), Onoclée (fr), Onoclée sensible (fr)
Species rank
Onocleaceae family
perennial
edible leaves roots
Oplopanax horridus leaf picture by Samantha (cc-by-sa)
Oplopanax horridus
Devil's-club (en)
Species rank
Araliaceae family
perennial
edible leaves roots
no plant picture
Orbexilum pedunculatum var. psoralioides
Variety rank
Fabaceae family
perennial
no plant picture
Oreocarya flava
Species rank
Boraginaceae family
perennial
Osmorhiza longistylis leaf picture by Jason Weyland (cc-by-sa)
Osmorhiza longistylis
Longstyle sweetroot (en)
Species rank
Apiaceae family
perennial
edible leaves seeds roots
no plant picture
Osmorhiza occidentalis
Western sweetroot (en)
Species rank
Apiaceae family
perennial
edible seeds roots
no plant picture
Ottleya wrightii
Species rank
Fabaceae family
perennial
Oxalis stricta habit picture by Yoan MARTIN (cc-by-sa)
Oxalis stricta
Common yellow woodsorrel (en), Oxalis de Dillenius (fr), Oxalide de Dillenius (fr), Oxalis dressé (fr)
Species rank
Oxalidaceae family
perennial
edible flowers leaves seeds roots
Oxydendrum arboreum habit picture by Eli Small (cc-by-sa)
Oxydendrum arboreum
Sourwood (en)
Species rank
Ericaceae family
perennial
edible leaves
no plant picture
Packera fendleri
Fendler's ragwort (en)
Species rank
Asteraceae family
perennial
no plant picture
Packera multilobata
Lobeleaf groundsel (en)
Species rank
Asteraceae family

no plant picture
Paeonia brownii
Brown's peony (en)
Species rank
Paeoniaceae family
perennial
edible roots
Paeonia californica leaf picture by Reya Andrews (cc-by-sa)
Paeonia californica
California peony (en)
Species rank
Paeoniaceae family
perennial
edible leaves
Panax quinquefolius leaf picture by marissa fontaine (cc-by-sa)
Panax quinquefolius
American ginseng (en)
Species rank
Araliaceae family
perennial
edible leaves roots
Panax trifolius habit picture by Matthias Foellmer (cc-by-sa)
Panax trifolius
Dwarf ginseng (en)
Species rank
Araliaceae family
perennial
edible roots
no plant picture
Parnassia fimbriata
Fringed grass of parnassus (en)
Species rank
Celastraceae family
perennial
WorldFloraDB 2024