| Morella (Myrica) pensylvanica | Bayberry; Candleberry | | Wet Site Plants | Shrub 4 to 8 feet, Deciduous, Full sun, Part shade, Zone 4b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salt spray |
| Microbiota decussata | Russian Arborvitae; Siberian Cypress | | Evergreens with Scales | Groundcover, Evergreen, Full sun, Part shade, Zone 3a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Metasequoia glyptostroboides | Dawn Redwood | | Wet Site Plants | Tree > 30 feet, Deciduous, Full sun, Part shade, Zone 5b, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Malus spp. | Flowering Crabapple | | Rosaceous & Flowering Trees | Tree < 30 feet, Deciduous, Full sun, Zone 4b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salty soil |
| Malus sargentii | Sargent Crabapple | | None Listed | Tree < 30 feet, Shrub > 8 feet, Deciduous, Full sun, Zone 4b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salty soil |
| Malus floribunda | Japanese Flowering Crabapple | | None Listed | Tree < 30 feet, Deciduous, Full sun, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salty soil |
| Mahonia bealei | Leatherleaf Mahonia | | Zone 6 & 7 Plants plus shrubs | Shrub 4 to 8 feet, Shrub < 4 feet, Evergreen, Full sun, Part shade, Zone 7a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Mahonia aquifolium | Oregon Grapeholly | | Broad-leaved Evergreens | Shrub 4 to 8 feet, Evergreen, Part shade, Zone 5b, Can tolerate acid to neutral soil (pH 5.0 to 7.4) |
| Magnolia x soulangiana | Saucer Magnolia | | Spring Flowering Trees and Shrubs; Birch, Larch, Magnolias and Nut Trees at Arboretum | Tree < 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Magnolia virginiana | Sweetbay Magnolia | | Low pH | Tree < 30 feet, Deciduous, Full sun, Zone 5b, Requires acid (pH 5.0 to 7.0) |
| Magnolia macrophylla | Bigleaf Magnolia | | | Tree > 30 feet, Deciduous, Full sun, Part shade, Zone 5b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Magnolia kobus var. stellata | Star Magnolia | | Spring Flowering Trees and Shrubs, Birch, Larch, Magnolias and Nut Trees at Arboretum | Tree < 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Magnolia grandiflora | Southern Magnolia; Evergreen Magnolia; Bull Bay | | Broad-leaved Evergreens; Broad-leaved Evergreens, Campus trees walk | Tree > 30 feet, Evergreen, Full sun, Part shade, Zone 6b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Magnolia acuminata | Cucumbertree Magnolia | | Birch, Larch, Magnolias and Nut Trees at Arboretum | Tree > 30 feet, Deciduous, Full sun, Zone 4b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Maclura pomifera | Osage Orange; Boxwood | | Dry Site Plants | Tree > 30 feet, Deciduous, Full sun, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salt spray |
| Maackia amurensis | Amur Maackia | | | Tree < 30 feet, Deciduous, Full sun, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0), Tolerates salty soil |
| Lonicera xylosteum | European Fly Honeysuckle | | | Shrub 4 to 8 feet, Shrub < 4 feet, Deciduous, Full sun, Part shade, Zone 3b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Lonicera tatarica | Tatarian Honeysuckle | | Native and Invasive Plants | Shrub > 8 feet, Deciduous, Full sun, Part shade, Shade, Zone 3b, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Lonicera sempervirens | Trumpet Honeysuckle | | None Listed | Vine, Deciduous, Full sun, Part shade, Zone 4a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |
| Liriodendron tulipifera | Tuliptree; Tulip Poplar; Tulip Magnolia; Yellow Poplar; Whitewood | | Big Trees in Winter, Wet Site Plants, Campus trees walk; Big Trees in Winter, Wet Site Plants | Tree > 30 feet, Deciduous, Full sun, Zone 5a, Can tolerate acid to alkaline soil (pH 5.0 to 8.0) |