This Russian professor made several plant explorations to eastern Asia including areas of Russia and Siberia.

Plants associated with him include Euonymus maackii, Lonicera maackii and Prunus maackii.

Originally from Scotland, Macleay eventually found his way to London where he became a prominent wine merchant. His interest in entomology as a hobby led him to become Secretary of the prestigious Linnaean Society. Macleay also served as the Colonial Secretary for New South Wales in Australia.

The plant genus, Macleaya, aka plume poppy, was named for him.

Magnol was a French botanist and physician who was the Director of the Royal Botanic Garden of Montpellier, France. He made significant contributions to developing the current botanical scheme of plant classification in the area of plant families.

The plant family, Magnoliaceae, aka Magnolia, was named in his honor.

Japanese botanist responsible for naming and describing many plants native to the islands of Japan.

Plants named for him include Gentiana makinoi, Polystichum makinoi, Sedum makinoi and Rhododendron makinoi.

Marot was a French Huguenaut landscape designer who fled to the Netherlands after the revocation of the Edict of Nantes in 1685 in France. He is associated with the magnificent Het Loo Palace baroque garden in the Netherlands. In England, he worked on the  Great Parterre at Hampton Court Palace which had been laid out for Prince William of Orange (1650-1702) and Princess Mary II (1662-1695).

He was known for achieving a high degree of unity by using similar designs in different ways in stucco ceilings, garden parterres, wrought ironwork, silk wall hangings, garden urns and ceiling paintings. Designs attributed to him may also be seen at Leiden Botanic Garden, Kasteel Rosendael, Clingendael and Queekhoven.

A Scotsman from Aberdeen, Francis Masson was the first professional plant collector sent out on behalf of the Royal Botanic Garden at Kew. He made collections in the Cape of Good Hope at the southern tip of Africa including many of the Erica and Stapelia species. He also visited the Canary Islands, the Azores, the West Indies and Canada on plant expeditions.

Masson is credited with adding around 400 new species to the Kew collection including Protea cynaroides 'King Protea' and Trillium grandiflorum.

The genus, Matteucia, is named for this Italian scientist. This is a small group of plants in the Family, Polypodiaceae.

The genus, Matthiola (Stocks), which is a member of the Brassicaceae Family, is named for this Italian botanist and doctor.

 

This Russian botanist worked at the botanic garden in St. Petersburg and went on journeys to Asia, South America and other places in search of plants.

Plants associated with him include Acer maximowiczii, Allium maximowiczii, Ampelopsis brevipedunculata var. maximowiczii, Betula maximowiczii, Euonymus maximowiczianus, Geranium maximowiczii, Populus maximowiczii, Primula maximowiczii, Tulipa linifolia Maximowiczii Group and Weigela maximowiczii.

He was the Canadian farmer who is credited with discovering and propagating the McIntosh variety of apple (Malus).

Naval surgeon and botanist, sailed on Captain George Vancouver's ship, 'Discovery', on its voyage of exploration to the Pacific Northwest of North America in the 1790s. He was the first European botanist to see the colossal conifers of the Pacific coast. He also explored plants in parts of Europe, North America & South America, Chile and Canada.

Plant explorer, David Douglas, honored him with the Latin name of the Douglas fir (Pseudotsuga menziesii). 

Other plants associated with him include Ribes speciosum, Lubinus arboreus, Arbutus menziesii, Nothofagus menziesii, Sanguisorba menziesii, Nemophila menziesii, and Delphinium menziesii.

Born in the Netherlands, he worked for the United States Department of Agriculture's Plant Introduction Station in California. Starting in 1905, he made several plant collection trips to China, Russia, Europe and Japan. Meyer is credited with introducing over 2,500 plants to the United States including several fruiting species such as apricots and wild pears. The Meyer Lemon (Citrus meyeri) was one of his more famous introductions.

While on a trip to China in 1918, he drowned in an accident on the Yangtze River.

A Scotsman, who succeeded his father as Curator of the Chelsea Physic Garden, Philip Miller was curator for sixty years, and made the garden the finest of its kind in Europe. His massive volume, Gardener's Dictionary, later enlarged by Thomas Martyn, was the standard work on gardening in Europe and North America for the 18th century.

M'Mahon was a prominent early American horticulturist. He worked with the plant specimens collected by Lewis and Clark on their famous expedition to the Pacific Northwest in 1806. The genus, Mahonia (Oregon Grape Holly) was named for him by the plant explorer, Thomas Nuttall.

Mollet was a Frenchman who came from a family distinguished as gardeners for three generations. He was the first garden writer to advocate planting great avenues lined with trees. His book, Le Jardin de Plaisir (1651) set out the principles of French garden design.

After the Restoration, English King Charles II appointed Mollet head gardener at St James about 1661, and under him the place was transformed in accordance with the French ideas, i.e. the great avenues planted and the canal dug.

Spanish botanist whose name was given to the genus, Monarda (Beebalm or Bergomot).

 

A leading middle-class painter of the Impressionist movement, Monet was also an accomplished botanist and a keen gardener. Starting in 1883, he transformed his garden at Giverny, France, into the subject for many of his immortal paintings.

“My garden is slow work, pursued with love, and I do not deny that I am proud of it. Forty years ago, when I established myself here, there was nothing but a farmhouse and a poor orchard. I bought the house and little by little I enlarged and organized it. I dug, planted, weeded, myself in the evenings the children watered.” In 1924, two years before his death, Monet said: “I perhaps owe having become a painter to flowers.”
- Claude Monet

Montgomery was an accountant, attorney and successful businessman with a passion for plant collecting. With the guidance of David Fairchild, he pursued the dream of creating a botanical garden in Miami, Florida, the one of the few places in the continental United States where tropical plants could grow outdoors year-round.

Opened to the public in 1938, Fairchild Tropical Botanic Garden was established on an 83-acre site south of Miami purchased by Montgomery and later deeded in large part to Miami-Dade County. The garden was designed by renowned landscape architect William Lyman Phillips, member of the Frederick Law Olmsted partnership, and the leading landscape designer in South Florida during the 1930s.

At his Chelsea home, More had one of the most noted gardens in England. This garden occupied the site of what, until 1876, was Chelsea Park, now the Elm Park estate. A great avenue in Sir Thomas' garden led to the Thames River, where he kept his eight oared barge which he used for going to Whitehall and the City.

Sir Thomas More's name is always associated with rosemary, of which he wrote: "As for rosemarie I let it run all over my garden walls, not only because my bees love it, but because it is the herb sacred to remembrance and to friendship whence a spray of it hath a dumb language."

French nurseryman and clematis breeder from Lyon, France. His clematis introductions include Clematis 'Ville de Lyon', Clematis 'Comtesse de Bouchaud' and Clematis 'Perle d'Azure'.