Common plant names.

Below is a list of plant names beginning with the letter 'o', listed by common name. Click a letter of the alphabet to see a list of plants with common names beginning with that letter. Alternatively click here to see the plants listed alphabetically by botanic name.

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Table: List of common names of plants along with their botanic/latin name equivalent.
Common name Botanic name
Old man cactus Cephalocereus senilis
Onion, Ornamental onion Allium
Onion Allium cepa
Onion, Ornamental onion Allium hollandicum
Onion Allium
Orchid Dendrobium
Orchid Oncidium
Orchid Orchidaceae
Orchid Vanda
Oregano, Majoram, Wild marjoram Origanum vulgare
Oriental poppy, Poppy Papaver orientale
Oriental poppy Papaver orientale
Oriental poppy, Poppy Papaver orientale syn. P. bracteatum
Ornamental blackberry Rubus biflorus
Ornamental grass Acorus gramineus
Ornamental grass Carex flagellifera
Ornamental grass Carex ornithopoda Variegata
Ornamental grass Carex oshimensi syn. C. morrowii
Ornamental grass, Golden fescue Festuca
Ornamental grass Festuca glauca
Ornamental grass Imperata cylindrica
Ornamental grass Miscanthus sinensis
Ornamental grass Stipa gigantea
Ornamental grass Cyperus involucratus
Ornamental kiwi fruit, Variegated-leaf hardy kiwi Actinida kolomikta
Ornamental pepper, Capsicum Capsicum annuum
Ornamental quince, Japonica Chaenomeles speciosa
Ornamental quince Chaenomeles speciosa
Ornamental raspberry Rubus odoratus
Oshima cherry Prunus speciosa
Ox-eye daisy Leucanthemum vulgare

Plant naming - botanic names >>

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