Myosotis alpestris Myosotis scorpioides
Myosotis scorpioides 'Alba' Myosotis scorpioides 'Maytime'
Myosotis scorpioides 'Pink' Myosotis sylvatica
Myosotis sylvatica 'Alba' Myosotis sylvatica 'Bobo Blue'
Myosotis sylvatica 'Early Bird Blue' Myosotis sylvatica 'Indigo Compacta'
Myosotis sylvatica 'Rosylva' Myosotis sylvatica 'Victoria Blue'
Myriophyllum aquaticum Myrtillocactus geometrizans
Narcissus Narcissus 'Amor'
Narcissus 'Avalon' Narcissus 'Baby Moon'
Narcissus 'Buffawn' Narcissus 'Canarybird'
Narcissus 'Cassata' Narcissus 'Copeland'
Narcissus 'Delta' Narcissus 'Falconer'
Narcissus 'Fanline' Narcissus 'February Gold'
Narcissus 'Fortissimo' Narcissus 'Foundling'
Narcissus 'Grand Soleil d'Or' Narcissus 'Greenlet'
Narcissus 'Hawera' Narcissus 'Ice Follies'
Narcissus 'Meeting' Narcissus 'Milan'
Narcissus 'Mistral' Narcissus 'Pearl Shell'
Narcissus 'Punchline' Narcissus 'Sabine Hay'
Narcissus 'Spellbinder' Narcissus 'St. Patrick's Day'
Narcissus 'Surfside' Narcissus 'Tete-A-Tete'
Narcissus 'Topolino' Narcissus 'Virginia Sunrise'
Narcissus 'Winston Churchill' Narcissus bulbocodium
Narcissus pseudonarcissus ssp. moschatus Narcissus x hybridus
Nasturtium officinale Nectaroscordum siculum ssp. bulgaricum
Nelumbo caspicum Nelumbo lutea
Nelumbo nucifera Nelumbo nucifera 'Alba'
Nelumbo nucifera 'Asiatic White' Nelumbo nucifera 'Baby Doll'
Nelumbo nucifera 'Ben Gibson' Nelumbo nucifera 'Charles Thomas'
Nelumbo nucifera 'Chawan Basu' Nelumbo nucifera 'Empress'
Nelumbo nucifera 'Gulang Red' Nelumbo nucifera 'Hong Chow Bowl'
Nelumbo nucifera 'Maggie Belle Slocum' Nelumbo nucifera 'Momo Botan'
Nelumbo nucifera 'Mrs. Perry D. Slocum' Nelumbo nucifera 'Pekinensis Rubra'
Nelumbo nucifera 'Perry's Giant Sunburst' Nelumbo nucifera 'Red Baby'
Nelumbo nucifera 'Red Radiance' Nelumbo nucifera 'Rosea Plena'
Nelumbo nucifera 'Ruby Gardner' Nelumbo nucifera 'Shiroman'
Nelumbo nucifera 'Speciosum' Nelumbo nucifera 'The President'
Nelumbo nucifera 'Xiamen Bowl' Neobuxbaumia polylopha
Neolloydia schmiedickeana Neolloydia valdeziana
Neomarica gracilis Neoregelia x 'Fireball'
Neoregelia x 'Green Apples' Neoregelia x 'King of Kings'
Neoregelia x 'Purple Wave' Neoregelia x 'Royal Burgundy'
Neoregelia x 'Tangerine' Neoregelia carolinae
Neoregelia carolinae 'Variegata' Neoregelia carolinae var. tricolor
Neoregelia concentrica Neoregelia concentrica 'Albu Marginatai'
Neoregelia concentrica 'Bullis' Neoregelia farinosa
Neoregelia fosperier 'Variegata Perfectrum' Neoregelia kautskyi
Neoregelia spectabilis Nepenthes spp.
Nepenthes ventricosa