Part 27

Northern pine. See Pine, white 9-10

prickly ash. See Ash, prickly 31-33

Oak, stave, and stone. See Oak, white 18-20

white, description 18-20

Oilnut. See Butternut 15

Old-man’s-beard. See Fringe-tree 45-46

Orange-root, climbing. See Bittersweet, false 36

wild. See Ash, prickly 31-33

Osier, golden. See under Willow, white 13

green, and red. See under Dogwood 43

Ostrya virginiana. See Ironwood 15-16

Pegwood. See Wahoo 35

Pellitory-bark. See Ash, prickly 31-33

Pepperwood. See Ash, prickly 31-33

Persiana bark. See Cascara sagrada 38-40

Pickaway-anise. See Ash, wafer 33-34

Pinball. See Buttonbush 47-48

Pincushion-tree. See Cramp-bark tree 48

Pine, American deal, American white, northern, soft deal, spruce, and Weymouth. See Pine, white 9-10

white, description 9-10

Pinus strobus. See Pine, white 9-10

Poison-ash. See Fringe-tree 45-46

berry and poison-flower. See Bittersweet 46-47

Pond-dogwood. See Buttonbush 47-48

Poplar, American. See Aspen 11-12

blue, and hickory. See Poplar, tulip 23-25

trembling. See Aspen 11-12

tulip, description 23-25