Small-flowered crowfoot, 131
Small-fruited false flax, 134
Smut-weed, 120
Solanaceae, 155
Solanum, 155, 156
Sonchus, 169
Sorrel, 121
Sour dock, 121
Sow-thistle, 169
Spanish dodder, 151
Spear grass, 116
Speedwell, 157
Spergula, 130
SPIKE'LET, a small or secondary spike, as found in grasses.
Spotted spurge, 144
Spring clotbur, 171
Spring sow-thistle, 169
Spurge family, 143
Spurry, 130
Squirrel-tail grass, 115
St. John's-wort family, 147
Star thistle, 163
Stellaria, 131
STER'ILE, not fertile.
Stick-seed, 152
Stink grass, 115
Stipa spartea, 117
Stonecrop, mossy, 138
Stork's-bill, 142
STRI'ATE, striped with parallel ridges and grooves.
Swallow-wort, 149
Swamp begger-ticks, 163
Sweet clover, 140
Sweet everlasting, 166
Syntherisma, 113
Tall buttercup, 131
Tall mustard, 137
Taraxacum, 170
Teasel family, 160
Thistle, 164
Thistle, Russian, 126
Thorn apple, 155
Three-seeded mercury, 143
Thyme-leaved sandwort, 129
Thyme-leaved speedwell, 157
Thyme-leaved spurge, 144
Toad-flax, 156
Tragopogon, 170
Treacle mustard, 135
Trefoil, 139
Trifolium, 141, 142
TRUN'CATE, terminating abruptly, as though cut off or flattened
at the end. Compare Premorse and Succise.
TU'BER-CLE, a swollen part or a root due to bacteria. Usually
applies to such as possess the power to fix nitrogen; a little
tuber.
Tumbleweed, 127
Tumbling mustard, 137
Umbelliferae, 148
Upright spotted spurge, 144
Urtica, 119
Velvet leaf, 145
Velvet-leaved mullein, 157
Verbascum, 156, 157
Verbena, 153
Verbenaceae, 153
Veronica, 157
Vervain family, 153
Vincetoxicum, 149
Wall speedwell, 157
Water hemlock, 148
Water hemp, 126
Weed, defined, 103
Weed, what enables a plant to become one, 105
Weeds, disadvantages of, 104
Weeds, found in certain crops and why, 107
Weeds, how introduced and how spread, 106
Weeds, how to exterminate, 108
Weeds, lists of, in clovers and grasses, 107
Weeds of Michigan compared with those elsewhere, 107
Weeds, some small benefits from, 104
Weeds, where certain ones are troublesome, 107
Weeds, where they come from, 107
Western water hemp, 126
Wheat thief, 153
White clover, 142
White hoarhound, 154
White sweet clover, 140
Whorled mallow, 146
Wild carrot, 148
Wild comfrey, 152
Wild garlic, 119
Wild lettuce, 168
Wild parsnip, 149
Wild peppergrass, 136
Willow-leaved dock, 123
Winged pigweed, 126
Wild buckwheat, 120
Wild oat, 110
Winter cress, 133
Wire grass, 114, 116
Witchgrass, old, 115
Worm-seed, 135
Wormwood, 162
Xanthium, 171
Yard grass, 114
Yarrow, 160
Yellow alyssum, 132
Yellow daisy, 169
Yellow foxtail, 117
Yellow goat's beard, 170
Yellow rocket, 133
[Symbol: right pointing index] If not familiar with the decimal scale
used in recording measurements in this volume, the reader can clip out
one of those found below and use it for measuring.
[Illustration]
Transcriber's Notes
Use the first phrase to find the change.
Page 2
'a dollar is almost indispensable in'
Changed 'indispensible' to 'indispensable'.
Page 2
'they annoy the gardner.'
'gardner' may be 'gardener'. Unchanged.
Page 105
'enormous number of weeds.'
'weeds' may be 'seeds'. Unchanged.
Page 114
'three obscure longitudinal'
Changed 'obcure' to 'obscure'.
Page 119
'Urtica gracilis'
Changed 'Utrica' to 'Urtica'.
Page 120
'Polygonum Convolvulus'
Changed 'Concolvulus' to 'Convolvulus'.
Page 120
'elliptical to obovoid,'
Changed 'ellipical' to 'elliptical'.
Page 121
'base obtuse or bearing'
Changed 'abtuse' to 'obtuse'.
Page 122
'Rumex Acetosella'
Changed 'Rumux' to 'Rumex'.
Changed 'Actosella' to 'Acetosella'.
Page 124
'faintly evident radiating striation'
Changed 'striatian' to 'striation'.
Page 125
'one side a groove leads to near'
Changed 'grove' to 'groove'.
Page 125
'Chenopodium hybridum'
Changed 'hybrium' to 'hybridum'.
Page 126
'Acnida tuberculata'
Changed 'tubercalala' to 'tuberculata'.
Page 131
'Purslane. Pussley.'
Changed 'Purselane' to 'Purslane'.
Page 131
'nearly circular, each side covered with 5-6 curved rows of tubercles,
giving the appearance of having the two extremities bent together,'
These two lines were reversed in original.
Page 131
'in outline, hem-like margin,'
Changed 'hemlike-like' to 'hem-like'.
Page 134
'scar (hilum) is a whitish,'
Changed 'whittish' to 'whitish'.
Page 136
'Lepidium Draba'
Changed 'Lepidum' to 'Lepidium'.
Page 138
'slightly anatropous,'
Changed 'anatroupous' to 'anatropous'.
Page 138
'Agrimonia gryposepala'
Changed 'cryposepala' to 'gryposepala'.
Page 141
'long by 1.x1.4 mm. wide.'
'1.x1.4 mm.' maybe '1.-1.4 mm.'. Unchanged.
Page 142
'are half anatropous'
Changed 'anathropous' to 'anatropous'.
Page 144
'verticle line (raphe)'
'verticle' may be 'vertical'. Unchanged.
Page 147
'ST. JOHN'S-WORT FAMILY. HYPERICACEAE.'
'HYPEPICACEAE' changed to 'HYPERICACEAE'.
Page 150
'Convolvulus arvensis'
Changed 'Convolvoulus' to 'Convolvulus'.
Page 153
'four hard, conical-ovoid'
Changed 'connical' to 'conical'.
Page 153
'long, bordered by a narrow margin,'
Changed 'bordred' to 'bordered'.
Page 155
'convex having dark verticle lines,'
'verticle' may be 'vertical'. Unchanged.
Page 156
'dull, yellowish to light brown,'
'grown' changed to 'brown'.
Page 156
'.5-1 mm. long, columnar,'
Changed 'colummar' to 'columnar'.
Page 157
'Purslane Speedwell'
Changed 'Purselane' to 'Purslane'.
Page 157
'with certainty by means of'
Changed 'certainity' to 'certainty'.
Page 157
'oval to broadly obovate,'
Changed 'obvate' to 'obovate'.
Page 159
'shape, oval, oblong, rhomboidal'
Changed 'rhombodial' to 'rhomboidal'.
Page 164
'Chickory. Chichorium Intybus'
'Chicory' and 'Cichorium' are the generally accepted spellings today.
Unchanged.
Page 165
'Leptilon Canadense'
Changed 'Leptiton' to 'Leptilon'.
Page 165
'extremities truncate,'
Changed 'extremeties' to 'extremities'.
Page 167
'brown, straight or curved,'
Changed 'stright' to 'straight'.
Page 167
'Iva xanthiifolia'
May be 'xanthifolia'. Unchanged.
Page 167
'or rhombic in section,'
Changed 'rhombicin' to 'rhombic in'.
Page 168
'Leontodon autumnalis'
Changed 'autunalis' to 'autumnalis'.
Page 169
'spreading by roots-stalks'
'root-stocks' and 'roots-stalks' used interchangeably. Unchanged.
Page 169
'Introduced in Europe.'
May be 'Introduced from Europe.' Unchanged.
Page 170
'Taraxacum Taraxacum'
Changed 'Taraxacum Taraxicum' to 'Taraxacum Taraxacum'.
Page 170
'faces, extending along'
Changed 'exending' to 'extending'.
Page 173
'ending in a prolonged tapering point.'
Changed 'prolonge' to 'prolonged'.
Page 175
'Clover dodder, 151'
Changed '51' to '151'.
Page 177
'Lithospermum,'
Changed 'Lithospernum' to 'Lithospermum'.
Page 177
'Hoary alyssum,'
Changed 'allyssum' to 'alyssum'.
Page 178
'lanceolate in form,'
Changed 'laceolate' to 'lanceolate'.
Page 178
'Ox-eye daisy,'
Changed 'daisey' to 'daisy'.
Page 181
Tall mustard, 137
Changed '237' to '137'.