Sydenham Edwards, John Lindley

Necklace-Stemmed Dendrobium (Necklace-Stemmed Dendrobium)

Nepal Bladder-senna (Nepal Bladder-senna)

Nerine-leaved Caloscord (Nerine-leaved Caloscord)

New Holland Cassia (New Holland Cassia)

Noble Bell-flower (Noble Bell-flower)

Noble Stanhopea (Noble Stanhopea)

Noble-flowered Begonia (Noble-flowered Begonia)

Nodding Tupistra (Nodding Tupistra)

Nootka Raspberry (Nootka Raspberry)

Oak-leaved Banksia (Oak-leaved Banksia)

Oak-leaved Clethra (Oak-leaved Clethra)

Oblong Snow-wort (Oblong Snow-wort)

Oblong-leaved Beloperone (Oblong-leaved Beloperone)

Ochre-Spotted Coelogyne (Ochre-Spotted Coelogyne)

Olympian Hellebore (Olympian Hellebore)

Oncidium-flowered Epidendrum (Oncidium-flowered Epidendrum)

One-flowered Anguloa (One-flowered Anguloa)

One-flowered Oncidium (One-flowered Oncidium)

One-flowered Tritelia (One-flowered Tritelia)

One-sided Aceras (One-sided Aceras)

One-sided Dendrobium (One-sided Dendrobium)

One-sided Echeveria (One-sided Echeveria)

One-spined Opuntia (One-spined Opuntia)

Orange Aphelandra (Orange Aphelandra)

Orange-coloured Bifrenaria (Orange-coloured Bifrenaria)

Orange-coloured Cestrum (Orange-coloured Cestrum)

Orange-coloured Indian Fig (Orange-coloured Indian Fig)

Orange-flowered Alstraemeria (Orange-flowered Alstraemeria)

Orange-red Saccolabe (Orange-red Saccolabe)

Orange-yellow Amomum (Orange-yellow Amomum)

Orchis-flowered Teucrium (Orchis-flowered Teucrium)

Oriental Hawthorn (Oriental Hawthorn)

Oval-leaved Billardiera (Oval-leaved Billardiera)

Oval-leaved Cockspur Thorn (Oval-leaved Cockspur Thorn)

Ovate Chorozema (Ovate Chorozema)

Ovate Pouchbell (Ovate Pouchbell)

Ovate-leaved Bilberry (Ovate-leaved Bilberry)

Ovate-leaved Duvaua (Ovate-leaved Duvaua)

Ovate-leaved Goodenia (Ovate-leaved Goodenia)

Ox-eye-like Oxyura (Ox-eye-like Oxyura)

Painted Achimenes (Painted Achimenes)

Painted Bignonia (Painted Bignonia)

Painted Geodorum (Painted Geodorum)

Painted Maxillaria (Painted Maxillaria)

Painted Pleurothallis (Painted Pleurothallis)

Painted Tritonia (Painted Tritonia)

Painted-lipped Ophrys (Painted-lipped Ophrys)

Pale Corana Amaryllis (Pale Corana Amaryllis)