Narcissus x cyclazetta
Head-to-head Daffodil
Nardus stricta
Mat-grass
Narthecium ossifragum
Bog Asphodel
Nasturtium officinale
Water-cress
Nectaroscordum siculum
Honey Garlic
Neottia cordata
Lesser Twayblade
Neottia nidus-avis
Bird's-nest Orchid
Neottia ovata
Common Twayblade
Nepeta x faassenii
Garden Cat-mint
Nerine bowdenii
Cape Flower
Nerine flexuosa
Nicandra physalodes
Apple-of-Peru
Nigritella nigra
Black Vanilla Orchid
Noccaea caerulescens
Alpine Penny-cress
Nothofagus alpina
Rauli
Nothoscordum borbonicum
Honeybells
Nowellia curvifolia
Rustwort
Nuphar lutea
Yellow Water-lily
Nymphaea alba
White Water-lily
Nymphaea capensis
Nymphoides peltata
Fringed Water-lily
Odontites vernus
Red Bartsia
Oenanthe aquatica
Fine-leaved Water-dropwort
Oenanthe crocata
Hemlock Water-dropwort