Part 73

Rhododendron maximum, 60

Rhododendron nudiflorum, 182

Rhododendron Rhodora, 184

Rhododendron viscosum, 58

Rhus Toxicodendron, 65

Rhus typhina, 64

Rhus venenata, 64

Rubus odoratus, 190

Rudbeckia hirta, 158

Rudbeckia laciniata, 160

Sabbatia angularis, 204

Sabbatia chloroides, 204

Sabbatia stellaris, 202

Sagittaria variabilis, 98

Sambucus Canadensis, 78

Sambucus racemosa, 54

Sanguinaria Canadensis, 78

Saponaria officinalis, 196

Sarracenia purpurea, 236

Saururus cernuus, 56

Saxifraga Virginiensis, 36

Scutellaria galericulata, 244

Scutellaria integrifolia, 242

Scutellaria lateriflora, 244

Senecio aureus, 122

Senecio vulgaris, 122

Silene antirrhina, 180

Silene Cucubalus, 84