Mertensia virginica (Linnaeus) De Candolle, 
plate 20, volume 1 
Mexican Fremontia, plate 206, volume 11 
Mexican Poppy, plate 393, volume v 
Milkvetch, Alpine, plate 295, volume 1v 
Milkvetch, Burgess, plate 21, volume 1 
Milkweed, Showy, plate 90, volume 11 
Mimulus caespitosus Greene, plate 375, volume v 
Mimulus cardinalis Douglas, plate 395, volume v 
Mimulus guttatus Don, plate 313, volume 1v 
Mimulus lewisii Pursh, plate 374, volume v 
Missouri Pricklypear, plate 35, volume 1 
Mistletoe, American, plate 265, volume iv 
Mistmaiden, plate 98, volume 11 
Mitchella repens Linnaeus, plate 207, volume 111 
Monarda punctata Linnaeus, plate 233, volume 111 
Moneses uniflora (Linnaeus) Gray, plate 273, 
volume Iv 
Monkeyflower, Alpine, plate 375, volume v 
Monkeyflower, Buff, plate 200, volume 111 
Monkeyflower, Cardinal, plate 395, volume v 
Monkeyflower, Lewis, plate 374, volume v 
Monkeyflower, Red, plate 315, volume 1v 
Monkeyflower, Western, plate 313, volume rv 
Monotropa uniflora Linnaeus, plate 262, volume tv 
Moss Campion, plate 367, volume v 
Moss Forget-me-not, plate 359, volume v 
Moss Gentian, plate 178, volume 111 
Mountain-ash, Western, plate 162, volume 1 
Mountain Cranberry, (flower), plate 193, 
volume 111 
Mountain Cranberry, fruit), plate 194, 
volume 111 
Mountainheather, Pink, plate 74, volume 1 
Mountain Hemlock, plate 267, volume 1v 
Mountain Juniper, plate 86, volume 1 
Mountain Ladyslipper, plate 1, volume 1 
Mountain-laurel, plate 221, volume 111 
Mourning Groundsel, plate 275, volume 1v 
Myosotis alpestris Schmidt, plate 352, volume v 
Naiad Springbeauty, plate 94, volume 11 
Nodding Campion, plate 279, volume 1v 
Nodding Ladies-tresses, plate 4, volume 1 
Nodding Onion, plate 304, volume 1v 
Northern Anemone, plate 371, volume v 
Northern Bedstraw, plate 63, volume 1 
Northern Butterbur, plate 189, volume 11 
Northern Butterwort, plate 198, volume 111 
Northern Ladyslipper, plate 91, volume 1 
Nymphaea advena Solander, plate 159, volume 11 
Obkonte-belis, plate 19, volume 1 
Ocotillo, plate 396, volume v 
One-leaf Bog-orchid, plate 76, volume 1 
Onion, Nodding, plate 304, volume tv 
Onion, Siberian, plate 383, volume v 
Ophrys nephrophylla Rydberg, plate 109, volume 11 
Opuntia polyacantha Haworth, plate 35, volume 1 
Orange-eye Globemallow, plate 311, volume 1v 
Orange Polygala, plate 257, volume Iv 
Orchid, Grass-pink, plate 131, volume m 
Orchid, Rosebud, plate 242, volume 1v 
Orchis rotundifolia Pursh, plate 65, volume 1 
Orchis, Roundleaf, plate 65, volume 1 
Orchis, Showy, plate 241, volume 1v 
Orchis spectabilis Linnaeus, plate 241, volume iv 
Orontium aquaticum Linnaeus, plate 222, volume 111 
Orthocarpus tenuifolius Bentham, plate 1109, 
volume 11 
Owl-clover, plate 119, volume 11 
Oxycoccus palustris Persoon, plate 180, volume 111 
Oxytrope, Showy, plate 120, volume 11 
Oxytropis gracilis (Nelson) Jones, plate 3, volume 1 
Oxytropis podocarpa Gray, flower), plate 282, 
volume rv 
Oxytropis podocarpa Gray, (fruit), plate 283, 
volume Iv 
Oxytropis splendens Douglas, plate 120, volume u 
Pachyloplus birsutus Rydberg, plate 388, volume v 
Pachyloplus marginatus (Nuttall) Rydberg, 
plate 387, volume v 
Paintbrush, Alberta, plate 372, volume v 
Paintbrush, Lanceleaf, plate 102, volume 11 
Paintbrush, Rose, plate 48, volume 1 
Painted Trillium, plate 134, volume 1 
Pale Ladyslipper, plate 58, volume 1 
Pale Pinesap, plate 157, volume 11 
Pale Strawberry, plate 362, volume v 
