 M & M Orchideen GERMAN / ENGLISH Assortment of orchids offered. Bookstore. M. Wolff. Wonfurt-Steinsfeld, Germany. |
| M & T Orchids JAPANESE Several orchid genera are offered for sale. Japan. |
| Mackie Orchids ENGLISH Specializing in Cattleya, Phalaenopsis, and Dendrobium orchids from breeding programs in Taiwan and Hawaii. Hanapepe (Kaui), Hawaii, USA. |
| Main Street Orchids ENGLISH Orchid genera for sale includes Cattleya, Phalaenopsis, Paphiopedilum, Phragmipedium, Oncidium, and Masdevallia. Michael and Sharon Kauffman. Perkasie, Pennsylvania, USA. |
| Majestic Orchids ENGLISH Cut-flower specialists. Darwin, Northern Territory, Australia. |
| Marble Branch Farms ENGLISH Specializing in mini and compact Cattleyas. Gary Alan Collier and Mark Alan Reinke. Walhalla, South Carolina, USA. |
| Margherita Leoni ITALIAN / ENGLISH Margherita Leoni draws natural flora (including many orchids) of the Brazilian rainforest. Artwork available for purchase. Bergamo, Italy. |
| Marlow Orchids ENGLISH Selection of orchids offered including Bulbophyllum, Cattleya, Cymbidium, Dendrobiums, Encyclia, Madevallia, Phragmipedium, and Zygopetalum. Jim Marlow. Scottsville, New York, USA. |
| Marriott Orchids ENGLISH Breeders of complex Paphiopedilum hybrids with an emphasis on pinks and whites. Seedlings, flasks, and divisions offered. Photos. Hadley Cash. Kernersville, North Carolina, USA. |
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