Plants Beginning With OOcimum basilicum - Oxalis tetraphylla

Genus: Ocimum

Ocimum basilicum

Common names:
Basil

Genus: Oenothera

Oenothera biennis

Common names:
Capa Desan José

Oenothera elata

Common names:
Hookers Evening Primrose

Oenothera fruticosa

Common names:
Sundrops

Oenothera macrocarpa

Oenothera rosea

Common names:
Pink Evening Primrose

Oenothera speciosa

Common names:
Flor de San Juan

Genus: Olea

Olea europaea

Common names:
Aceituna

Genus: Olearia

Olearia macrodonta

Common names:
Daisy bush

Olearia x haastii

Genus: Omphalodes

Omphalodes cappadocica

Common names:
Navelwort

Omphalodes verna

Genus: Onopordum

Onopordum acanthium

Common names:
Scotch thistle

Genus: Ophiopogon

Ophiopogon planiscapus

Common names:
Lilyturf

Genus: Ophrys

Ophrys apifera

Common names:
Bee Orchid

Genus: Opuntia

Opuntia compressa

Common names:
Eastern Prickly Pear

Opuntia ficus-indica

Common names:
Barbary Fig

Genus: Origanum

Origanum majorana

Common names:
Knotted Marjoram

Origanum vulgare

Common names:
Oregano

Genus: Ornithogalum

Ornithogalum umbellatum

Common names:
Leche De Gallina

Genus: Osmanthus

Osmanthus heterophyllus

Common names:
Chinese Holly

Osmanthus x burkwoodii

Common names:
Osmanthus

Genus: Osmunda

Osmunda regalis

Common names:
Flowering fern

Genus: Osteospermum

Osteospermum jucundum

Common names:
Osteospermum

Genus: Oxalis

Oxalis adenophylla

Common names:
Sauer Klee

Oxalis tetraphylla

Common names:
Good Luck Leaf