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Characteristics

Environment

Usage

no plant picture
Oenanthe sarmentosa
Water parsely (en), Œnanthe (fr)
Species rank
Apiaceae family
perennial
edible roots
no plant picture
Oenothera curtiflora
Species rank
Onagraceae family
annual
edible roots
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
no plant picture
Onoclea struthiopteris
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
Opuntia engelmannii leaf picture by SCAMPS_MX (cc-by-sa)
Opuntia engelmannii
Engelmann's prickly pear (en)
Species rank
Cactaceae family
perennial
edible flowers fruits seeds
Opuntia macrorhiza leaf picture by Chris F (cc-by-sa)
Opuntia macrorhiza
Plains twistspine pricklypear (en), Oponce des Grandes Plaines (fr)
Species rank
Cactaceae family
perennial
edible leaves fruits seeds
Opuntia phaeacantha habit picture by Chlad Martin (cc-by-sa)
Opuntia phaeacantha
Tulip pricklypear (en), Oponce des Mojaves (fr)
Species rank
Cactaceae family
perennial
edible leaves fruits seeds
no plant picture
Orbexilum pedunculatum var. psoralioides
Variety rank
Fabaceae family
perennial
no plant picture
Oreocarya flava
Species rank
Boraginaceae family
perennial
no plant picture
Oreocarya fulvocanescens
Species rank
Boraginaceae family
perennial
no plant picture
Osmorhiza claytonii
Clayton's sweetroot (en)
Species rank
Apiaceae family
perennial
edible leaves seeds roots
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
Osmunda regalis habit picture by Pierre LEON (cc-by-sa)
Osmunda regalis
Royal fern (en), Osmonde royale (fr), Fougère fleurie (fr), Fougère royale (fr), Fougère aquatique (fr)
Species rank
Osmundaceae family
perennial
edible leaves
Osmundastrum cinnamomeum leaf picture by Caitlin Groetsch (cc-by-sa)
Osmundastrum cinnamomeum
Species rank
Osmundaceae family
perennial
edible leaves
Ostrya virginiana leaf picture by Adele Lafontaine (cc-by-sa)
Ostrya virginiana
Hophornbeam (en), Ostryer de virdinie (fr)
Species rank
Betulaceae family
perennial
no plant picture
Oxybaphus nyctagineus
Species rank
Nyctaginaceae family
perennial
Oxydendrum arboreum habit picture by Eli Small (cc-by-sa)
Oxydendrum arboreum
Sourwood (en)
Species rank
Ericaceae family
perennial
edible leaves
Packera aurea leaf picture by Matthew Policelli (cc-by-sa)
Packera aurea
Golden ragwort (en)
Species rank
Asteraceae family
perennial
WorldFloraDB 2024