Part 28

white. See Aspen 11-12

yellow. See Poplar, tulip 23-25

Populus tremuloides. See Aspen 11-12

Prairie-bush, stinking. See Ash, wafer 33-34

grub. See Ash, wafer 33-34

Prices, approximate, of medicinal barks 9

Prickly ash, description 31-33

northern, southern, and yellow. See Ash, prickly 31-33

Prinos and P. verticillata. See Alder, black 34

Prune-bark, Virginian. See Cherry, wild 30-31

Prunus serotina and P. virginiana. See Cherry, wild 30-31

Ptelea and P. trifoliata. See Ash, wafer 33-34

Purshiana bark. See Cascara sagrada 38-40

Pushion-berry. See Bittersweet 46-47

Pussy-willow. See under Willow, white 13

Pyrus americana. See Ash, American mountain 29-30

Quaking asp. See Aspen 11-12

Quercus and Q. alba. See Oak, white 18-20

Quick-beam. See Ash, American mountain 29-30

Quinine-tree. See Ash, wafer 33-34

Quiverleaf. See Aspen 11-12

Red-brush. See under Dogwood 43

rod. See under Dogwood 43

Rhamnus californica and R. purshiana. See Cascara sagrada 38-40

River-birch. See Birch, sweet 16-18

bush. See Buttonbush 47-48

Rock-elm. See Elm, slippery 20-21

Rope-bark. See Moosewood 43-44