1. A
2. B
3. C
4. D
5. E
6. F
7. G
8. H
9. I
10. J
11. K
12. L
13. M
14. N
15. O
16. P
17. Q
18. R
19. S
20. T
21. U
22. V
23. W
24. X
25. Y
26. Z

1. Macarthur Palm Also known as: Ptychosperma macarthurii
2. Macropiper excelsum Also known as: Lofty Pepper, Pepper Tree
3. Madagascar Jessamine Also known as: Stephanotis floribunda
4. Madagascar Palm Also known as: Pachypodium lamerei
5. Madagascar Periwinkle Also known as: Catharanthus roseus
6. Madonna Lily Also known as: Lily, Lilium Candidum
7. Magic Flower Also known as: Nut Orchid, ACHIMENES
8. Magnificent Pepper Also known as: Piper ornatum variegata
9. Magnolia Also known as: Tulip Tree, Magnolia Soulangiana
10. Mahogany Fern Also known as: Terrestrial Fern, Didymochlaena truncatula
11. Mahonia Aquifolium Also known as: Grape Holly, Oregon Grape
12. Maidenhair Fern Also known as: ADIANTUM
13. Maidenhair Fern Also known as: Brittle Maidenhair, Adiantum tenerum 'Variegatum''
14. Maidenhair Tree Also known as: Ginkgo Biloba, Ginkgo Biloba
15. Majesty Palm Also known as: Ravenea rivularis
16. Malanga Also known as: Yautia, XANTHOSOMA
17. Malay Ginger Also known as: Costus speciosus
18. Malayan Urn Vine Also known as: Dischidia rafflesiana
19. Male Fern Also known as: Dryopteris filix-mas
20. Male Ferns Also known as: Buckler Ferns, Shield Ferns, DRYOPTERIS
21. Malpighia glabra Also known as: Barbados Cherry
22. Malus yunnanensis Also known as: Crabapple
23. MALVAVISCUS Also known as: Sleeping Hibiscus
24. Malvaviscus arboreus Also known as: Turk's Cap
25. Malvaviscus penduliflorus Also known as: Sleeping Hibiscus
26. Mammillaria bocasana Also known as: Powder Puff Cactus
27. Mammillaria candida Also known as: Snowball Pincushion Cactus
28. Mammillaria elongata Also known as: Golden Star Cactus
29. Mammillaria geminispina Also known as: Whitey
30. Mammillaria parkinsonii Also known as: Owl's Eyes
31. Mammillaria zeilmanniana Also known as: Rose Pin Cactus
32. MANDEVILLA Also known as: Pink Allamanda
33. Manettia luteorubra Also known as: Candy Corn Plant
34. MANIHOT Also known as: Cassava, Tapioca
35. Manihot esculenta 'Variegata' Also known as: Variegated Tapioca Plant
36. Many Varieties Also known as: Escallonia
37. MARANTA Also known as: Prayer Plant
38. MARCGRAVIA Also known as: Shingle Vine
39. Marcgravia rectiflora Also known as: Shingle Plant
40. Marginata Also known as: Dracaena marginata
41. Marguerite Also known as: Chrysanthemum frutescens hybrids
42. Marigold Also known as: TAGETES
43. Marigold Also known as: Tagetes patula 'Disco Flame'
44. Marigold Also known as: French Marigold, Tgetes Patula
45. Marmalade Bush Also known as: Streptosolen jamesonii
46. Marsh Rosemary Also known as: Sea Lavender, Statice, Limonium
47. MARSILEA Also known as: Water Clovers
48. Marsilea quadrifolia Also known as: Water Clover
49. Marsilea uncinata Also known as: Hook-spine Water Clover
50. Martha Washington Also known as: Pelargonium x domesticum 'Lord Bute'
51. MASDEVALLIA Also known as: Tailed Orchid
52. Masdevallia coccinea Also known as: Banderitos, Little Flag
53. Masdevallia veitchiana Also known as: You Will Cry
54. Master of the Woods Also known as: Sweet Woodruff, Wild Baby's Breath, Asperula Odorata
55. Matricaria recutita Also known as: Chamomile, Chamaemilum nobile
56. Matteuccia Struthiopteris Also known as: Garden Fern, Ostrich Fern
57. MATTHIOLA Also known as: Stock
58. Matthiola incana 'Yellow Climax' Also known as: Hoary Stock
59. Maxillaria tenuifolia Also known as: Coconut Pie Orchid
60. Meadow Foam Also known as: Poached Egg, Limnanthes Douglasii
61. Measles Plant Also known as: Freckle Face, Polka Dot Plant, Hypoestes phyllostachya
62. Medinilla magnifica Also known as: Love Plant
63. Melaleuca leucodendra Also known as: Cajeput, Paper Bark
64. Melianthus major Also known as: Honey Bush
65. Melissa officinalis Also known as: Bee Herb, Dropsy Plant, Honey Plant, Lemon Balm, Sweet Balm, Sweet Mary
66. Melocactus intortus Also known as: Turks Head Cactus
67. Melons Also known as: Gourds, Cucurbitaceae
68. Melons Also known as: Honey Dew, Cucumis Melo
69. Mentha spicata Also known as: Spearmint
70. Mentha suaveolens variegata Also known as: Apple Mint
71. Mertensia Also known as: Bluebells, Jerusalem Sage, Lungwort, Pulmonaria
72. METROSIDEROS Also known as: Iron Tree
73. Metrosideros collina 'Spring Fire' Also known as: Lehua
74. Metrosideros excelsus Also known as: Pohotukawa
75. Mexican Fern Palm Also known as: Dioon edule
76. Mexican Flag Also known as: Campelia zanonia variegata (name has changed see Tradescantia zanonia variegata)
77. Mexican Flag Also known as: Tradescantia zanonia 'Variegata'
78. Mexican Foxglove Also known as: Allophyton mexican (name has changed see Tetranema roseum)
79. Mexican Snowball Also known as: Hens & Chicks, Echeveria elegans
80. Mexican Weeping Bamboo Also known as: Otatea acuminata
81. Mezerin Also known as: February Daphne, Daphne mezereum alba
82. Michelia figo Also known as: Banana Shrub
83. Mickey Mouse Plant Also known as: Ochna serrulata
84. Microlepia strigosa Also known as: Lace Fern
85. Microsorum punctatum cristatum Also known as: Cobra Fern, Elkhorn Fern
86. Microsorum punctatum 'Grandiceps' Also known as: Fishtail
87. Microsorum scolopendrium Also known as: Wart Fern
88. MIKANIA Also known as: Climbing Hempweed, Hemp Vine
89. Mikania scandens Also known as: Louse Plaster, Plush Vine
90. Milkweed Also known as: ASCLEPIAS
91. MILTONIA Also known as: Pansy Orchids
92. Mimosa Also known as: Mimosa Tree, Albizia Julibrissin
93. Mimosa Also known as: Wattle, ACACIA
94. Mimulus cardinalis Also known as: Red Monkey Flower
95. Minature Date Palm Also known as: Dwarf Date Palm, Pygmy Date Palm, Phoenix roebelenii
96. Minature Sweet Flag Also known as: Japanese Sweet Flag, Slender Sweet Flag, Acorus gramineus 'Mini'
97. Minature Tree Fern Also known as: Blechnum gibbum
98. Mind Your Own Business Also known as: Soleirolia soleirolii
99. Ming Aralia Also known as: Polyscias fruticosa
100. Miniature Bamboo Also known as: Pogonatherum paniceum
101. Miniature Bulrush Also known as: Scirpus cernuus
102. Miniature Desert Rose Also known as: Trichodiadema densum
103. Miniature Flowering Kale Also known as: Brassica oleracea acephala crispa
104. Miniature Holly Also known as: Malpighia coccigera
105. Miniature Iris Also known as: Miniature Irises, Iris Pumila
106. Miniature Kalanchoe Also known as: Kalanchoe uniflora
107. Miniature Peperomia Also known as: Pilea depressa
108. Miniature Rose Also known as: Rosa chinensis 'Elegant Parade'
109. Miniature Wax Plant Also known as: Hoya bella
110. Mint Also known as: MENTHA
111. Mint Also known as: Spearmint, Mentha Spicata
112. Mint Bush Also known as: PROSTANTHERA
113. Mistletoe Fig Also known as: Ficus deltoidea
114. Mitriostigma axillare Also known as: Wild Coffee
115. Moccasin Flower Also known as: Pink Lady Slipper, Cypripedium acaule
116. Mock Orange Also known as: Philadelphus, Philadelphus Coronarius
117. Mock Strawberry Also known as: DUCHESNEA
118. Modest Princess Also known as: Sensitive Plant, Shame Plant, Mimosa pudica
119. Molucella laevis Also known as: Bells of Ireland
120. Monarch of the East Also known as: SAUROMATUM
121. Monarda didyma Also known as: Bee Balm
122. Money Plant Also known as: Devils Ivy, Hunter's Robe, Pothos, EPIPREMNUM
123. Money Plant Also known as: Devils Ivy, Golden Pothos, Hunter's Robe, Epipremnum aureum
124. Money tree Also known as: Friendship tree, Jade, Rubber plant/tree, Crassula
125. Monkey Bamboo Jug Also known as: NEPENTHES
126. Monkey Flower Also known as: MIMULUS
127. Monkey Flower Also known as: Mimulus hybridus
128. Monkey Nut Also known as: China Bean, Groundnut, ARACHIS
129. Monkey Plant Also known as: Ruellia makoyana
130. Monkey Puzzle Tree Also known as: Araucaria araucana
131. Monkey Rope Also known as: Wild Grape, RHOICISSUS
132. Monstera deliciosa Also known as: Ceriman, Fruit Salad Plant, Swiss Cheese Plant
133. Moon Orchid Also known as: Phalaenopsis amabilis 'Orphan Annie'
134. Moorwort Also known as: Sundew, DROSERA
135. Morning Glory Also known as: Ipomoea Purpurea
136. Morning Glory Also known as: Lady Doorly, Ipomoea horsfalliae
137. Morning Glory Also known as: IPOMOEA
138. Mosaic Plant Also known as: FITTONIA
139. Moses in the Cradle Also known as: Tradescantia spathacea
140. Moth Orchids Also known as: PHALAENOPSIS
141. Mother fern Also known as: Vegetable Fern, Diplazium esculentum
142. Mother Fern Also known as: Hens and Chicken Fern, Asplenium bulbiferum
143. Mother in law Tongue Also known as: Snake Plant, Sansevieria trifasciata
144. Mother in Law's Seat Also known as: Golden Barrel, Echinocactus grusonii
145. Mother-of-Pearl Plant Also known as: Ghost Plant, Graptopetalum paraguayense
146. Mountain Ebony Also known as: BAUHINIA
147. Mountain Laurel Also known as: Calico Bush, Kalmia Latifolia
148. Mountain Mahogany Also known as: Alderleaf Mountain Mahogany, Cercocarpus Montanus
149. Mouse Tail Plant Also known as: Arisarum proboscideum
150. Mr. Ace Hibiscus Also known as: Hibiscus rosa sinensis 'Mr.Ace'
151. Mugo Pine Also known as: Swiss Moutain Pine, Pinus Mugo
152. Mugwort Also known as: Little Dragon, Tarragon, Artemisia Dracunculus
153. Mules-foot Fern Also known as: Giant Elephant Fern, King Fern, Angiopteris evecta
154. Murraya paniculata Also known as: Bark Tree, Orange Jessamine
155. Musa coccinea Also known as: Flowering Banana
156. Musa nana 'Elegantissima' Also known as: Dwarf Banana
157. Musa ornata Also known as: Banana
158. Muscari armeniacum Also known as: Grape Hyacinth
159. Muscari botryoides 'Album' Also known as: White Grape Hyacinth
160. Musk Mallow Also known as: Musk Rose, Malva Moschata
161. Mussaenda erythrophylla Also known as: Ashanti Blood, Flag Bush
162. Mustard Also known as: Brassica Juncea
163. Mustards Also known as: Chard, Collards, Greens, Kale, Spinach, Cruciferae Brassica
164. MYOSOTIS Also known as: Forget-me-not
165. Myosotis sylvatica Also known as: Wood Forget-me-not
166. Myrsine africana Also known as: African Boxwood
167. Myrtillocactus geometrizans Also known as: Blue Candle, Blueberry Cactus
168. Myrtle Also known as: MYRTUS
169. Myrtus communis Also known as: Classic Myrtle
170. Myrtus communis 'Microphylla' Also known as: Dwarf Myrtle
171. Mysore Thorn Also known as: Barbados Pride, Peacock Feather, Caesalpinia pulcherrima