146 
PLANTS OF YELLOWSTONE NATIONAL PARK 
Nettle_ 
family_ 
narrowleaf- 
Niggerthumb_ 
Ninebark, mallow- 
Nodding onion_ 
Northern bedstraw- 
green orchid_ 
November goldenrod- 
Oleaster family_ 
One-leaf-bog-orchid- 
Onion_ 
nodding- 
Siberian- 
Ophyrs_ 
Orchid_ 
family_ 
northern green_ 
one-leaf-bog- 
white bog_ 
Oregon fleabane_ 
Orpine family- 
Owlclover_ 
Oxeye daisy_ 
Oysterplant_ 
Paintbrush_ 
Parnassia_ 
Parrotfeather- 
Parsnip_ 
cow_ 
family_ 
Pasque flower, American 
Pea family_ 
Pearl everlasting_ 
Pearl wort_ 
Penny cress_ 
Pentstemon_ 
Peppergrass_ 
Pepperwort family- 
Phacelia_ 
Phlox_ 
carpet_ 
family_ 
Pine_ 
family_ 
limber_ 
lodgepole_ 
whitebark_ 
Pinedrops_ 
Pinesap_ 
Pink family_ 
pussytoes_ 
Page 
Piper eriogonum_ 50 
Pipsissewa, green- 95 
Plains thistle_ 136 
Plantain_ 114 
family- 113 
rippleseed_ 114 
Plum family_ 78 
Pointvetch_ 82 
red_ 82 
Poison-ivy, western- 85 
Polemonium_ 103 
Pondweed_ 31 
family- 31 
Poplar_ 46 
balsam_ 46 
Poppy family- 63 
Potato family._ 108 
Prairie flax_ 84 
smoke_-_ 74 
sunflower_ 130 
Prickly currant_ 72 
gilia- 103 
rose_ 77 
sowthistle_ 138 
Pricklypear_ 88 
Primrose family_ 99 
Purple fritillary_ 39 
Purple-eye mariposa_ 41 
Purslane family_ 54 
Pussypaws_ 54 
Pussytoes_ 127 
pink- 127 
Pyrola_ 95 
sidebells_ 96 
whitevein_ 96 
Quaking aspen_ 46 
Quill wort_ 20 
family_ 20 
Rabbitbrush_ 121 
Raspberry, American red_ 74 
whiteflowering_ 74 
Red birch_ 47 
clover_ 79 
mountainheath_ 97 
ozier dogwood_ 95 
pointvetch_ 82 
Redseed dandelion_„ 139 
Redshoot gooseberry_ 72 
Resin birch_ 47 
Rippleseed plantain_ 114 
Rockbrake, American_ 18 
Rockcress_ 65 
Page 
45 
45 
45 
128 
74 
38 
114 
43 
125 
90 
44 
37 
38 
38 
44 
43 
42 
43 
44 
43 
126 
69 
113 
132 
136 
112 
70 
94 
94 
95 
94 
60 
79 
128 
56 
67 
110 
65 
19 
104 
102 
102 
101 
21 
21 
21 
21 
21 
96 
96 
55 
127 
