Mercury, . . i
Mermaid Weed,
Mescrnbr-yanthemum,
Microstylis,
Mignonette,
Mikania, . .
Milium, .
M il kw e e d T r ib e , .
M ilkwort T r ib e ,
Millfoil, ;
Mimulus,
Mint, .
M in i T r ib e ,
Mirabilis,
Mitella, .
Mitre wort, . . .
Mollugo, .
Moluccella, . .
Momordica,
Monarda,
Monkey Flower,
Monk’s Hood,
M onopetalous P lants
Monotropa,
Morning Glory, .
Motherwort, .
Mouse-ear,
Mudwort, . .
' Muhlenbdrgia,
Mullein, . .
Mustard,1 .
--------*—pledge,
Myosotis,
Myriophy'llum,
Najas,
Narcissus,
N a rc i'ssus T r ib e ,
Nasturtium, .
N astd'rtiom T r ib e ,
Neottia,
Nepeta, . .
Nettle,
N e t t l e T r ib e ,
Nicandra,
Nieotiana,
Nigella,
Nightshade,
--------------, Deadly,
N ig h t sh a d e T r ib e ,
None-such, . 1 .
Noon-sleep, - .
Nuphar,
N yctagFn e ®,
Nymphas'a,
N ympujea' ce* , .
Oat,
— , Wild,
Oats, Water, .
O'cymum,
(Enothera, . ' .
Oily-grain,
Onion,
Page Page
72 Onogra' r i®, 46
49 Onopórdum, . 123
94 Onosrnödium, 186
201 Orache, 98
46 O rch i^d ejs , 196
124 O'rchis, 197
248 O 'rchis T r ib e , . 196
145 Origanum, 183
76 Ornithógalum, 207
48 Orobanche, 156
158 O roba'nche.ze, 156
181 Oróntium, 221
174 Oryzópsis, 249
104 Ox ali'd e -e , .
45 OGalis, . 74
46
90 Pasonia, 29
184 Painted Cup, 163
113 Panax, 14
175 Panicum, 244
158 Papaver, . ' 30
28 P afavera' ce®, . 29
106 Parietaria, 70
108 Parnassia, 45
150 Parnassus Grass, 45
178 Pas pal um, * . 247
186 P assion F lower T r ib e , 80
160 Passion Flower, . 80
247 Passiflóra, 80
171 Passiflo' r e^e, . 80
33 P ea T r ib e , . 60
34 Pea, 64
186 -------Vine, 61
48 Pearl wort, 90
P eda lPnejs, . 172
223 Pedicularis, 164
193 Pellitory, 70
193 Pennyroyal, 175
75 -------------- i----- , False 181
75 Penstèmon, 160
200 1’enthoium, . 93
177 Peony,
Peppergrass, .
Peppermint. •
29
69 35
,69 182
171 Pepper, Red, . 167
169 Periwinkle, . . 147
- 28 P etaloPd e®, 188
165 Pbalariö, . 236
171 Phasèolus, 1 63
164 Pheasant’s Eye, . 28
62 Phlèum, 236
104 PhloK, . 152
31 Phry'ma, 173
104 Phy'salis, 167
31 Phytolacca, . 100
31 P h ytola 'cce.®, . 100
Pickerelweed, 206
237 Pigweed, 97
237 Pimpernel, 153
248 Pink, 85
183 -------, Wild, . 88
47 Pink Root, 150
172 Pinweed, 81
209 Pipe Wort, 217
Piptathferum, .
P ist ia ' ce®,
Pisum,.
P lantagi'ne®, .
Plantago, £
Plantain, ,
P lumbagFneje,
Poa,
P odophy' l l e®,
Ppdophy'llum,
P odoste'me® ,
Podostemum,
Pogonia,
Poinsettia,
Poke,
P oke T r ib e ,
P olemonia' ge®,
Polemonium,
Polyanthes,
Poly'gala,
P olyga' l e®, .
P olygo' ne®,
Poly'gonum, .
Polypogon,
Pondweed,
Pontederia,
P o ntede'r i®,
Poppoose Root, .
Poppy,
Portulaca,
P ortula' ce®,
Potamageton,
Potato,,
■ --------, Sweet, .
Potentilla, ,
Poterium,
Pothos, .
Prenanthes,
Prickly Pear,
Primula, .
P rimula' ce®,
Primrose,
P rimrose T r ib e ,
Proserpinaca,
Prunella,
Psamma, .
Psylocarya,
Pulmonaria,
Pumpkin, . .
P urslane T r ib e ,
Purslane,
->— ------ J Water,
Pycnanthemum,
Py'rola, .
P yrola' ce®, .
Queria,' .
Radish,
■ --------, Horse,
Ragweed,
R anuncula'ce®,
Ranunculus, .
Raphanus,
Page
Raspberry, 59
Rattle Box, 62
Ra tt l e T r ie e , 163
Rattlesnake Violet, 201
Reed, . 238
Réséda, 46
R estia' ce.®, . 217
Rhèüm, . 104
Rhéxia, 51
R hinantha' ce.®, 163
Rhinanthus, . 163
Rhubarb, . 104
Rhynchóspora, 256
R ib -grass T r ib e , 114
Rice, Mountain, 249
------ , Wild, 248
Ricinus, 72
Rocket, . 35
R ock R ose T r ib e , 80
Rosa, 54
R osa' ce®, 54
Rose, 54
Rosemary, 176
Rosmarinus, 176
Rübia, 143
Rübus, 59
Rudbéckia, 140
R ue T r ib e , 72
Rue, .. 73
Rümex, . 103
Rüppia, 224
Rush, 203
—— } B°?> • 256
R ush T r ib e , 202
Rüta, . 73
R uta' ce^:, 72
Rye, . 251
— -, Wild, 244
Sabbatia, 149
Saffron, . . 123 195
Sage, . . . . 176
Sagina, 90
Sagitlaria, 189
S alica'r i.®, 50
Salicornia, 99
Salsóla, . 99
Saltwort, 99
------------- , Black,. 154
Salvia, 176
Samolus, . 154
Samphire, 99
Sandwort, 91
Sanguinaria, . 30
Sanguisórba, 53
S anguiso'r b e®, 53
Sanicle, . . 19
--------- , False, 45
Sanicula, . 19
S antala' ceje, 52
Saponaria, 86
Sarracènia, 82
Sarrace'n ie®, . 81
Saturèja, 183
Page
249
226
64
114
114
114
115
246
, 32
33
105
105
199
72
10O
100
151,
152
217
76
76
101
101
233
224
206
206
41
30
92
91
224
165
151
56
53
221
119
46
153
153
153
152
49
159
238
257
185
112
91
92
47
182
106
106
195
34
35
142
21
25
34