Part 102

_Rootstock._ Same as Rhizome.

_Rostrate._ Having a beak or spur.

_Rosulate._ In the form of a rosette.

_Rotate_ (corolla). Wheel-shaped; flat and circular in outline.

_Rotund._ Rounded in outline.

_Rudiment._ A very partially developed organ; a vestige.

_Rudimentary._ But slightly developed.

_Rufous._ Reddish brown.

_Rugose._ Wrinkled.

_Runcinate._ Sharply incised, with the segments directed backward.

_Runner._ A filiform or very slender stolon.

_Saccate._ Sac-shaped.

_Sagittate._ Shaped like an arrow-head, the basal lobes directed downward.

_Salver-shaped_ (corolla). Having a slender tube abruptly expanded into a flat limb.

_Samara._ An indehiscent winged fruit.

_Scabrous._ Rough to the touch.

_Scalariform_ (vessels). Having transverse markings like the rounds of a ladder.

_Scape._ A peduncle rising from the ground, naked or without proper foliage.

_Scapose._ Bearing or resembling a scape.

_Scarious._ Thin, dry, and membranaceous, not green.

_Scorpioid_ (inflorescence). Circinately coiled while in bud.

_Scurf._ Small bran-like scales on the epidermis.

_Scymitar-shaped_ (leaf). Curved with a flat-triangular section, the straighter edge the thickest.

_Seed._ The ripened ovule, consisting of the embryo and its proper coats.

_Segment._ One of the parts of a leaf or other like organ that is cleft or divided.

_Sepal._ A division of a calyx.

_Septicidal_ (capsule). Dehiscing through the partitions and between the cells.

_Septum._ Any kind of partition.

_Serrate._ Having teeth pointing forward.

_Serrulate._ Finely serrate.

_Sessile._ Without footstalk of any kind.

_Setaceous._ Bristle-like.

_Setose._ Beset with bristles.

_Setulose._ Having minute bristles.

_Sheath._ A tubular envelope, as the lower part of the leaf in Grasses.

_Sheathing._ Enclosing as by a sheath.

_Shrub._ A woody perennial, smaller than a tree.

_Silicle._ A short silique.

_Silique._ The peculiar pod of Cruciferae.

_Silky._ Covered with close-pressed soft and straight pubescence.

_Simple._ Of one piece; not compound.

_Sinuate._ With the outline of the margin strongly wavy.

_Sinus._ The cleft or recess between two lobes.

_Smooth._ Without roughness or pubescence.

_Sorus_ (pl. _Sori_). A heap or cluster, applied to the fruit-dots of Ferns.

_Spadix._ A spike with a fleshy axis.

_Spathe._ A large bract or pair of bracts enclosing an inflorescence.

_Spatulate._ Gradually narrowed downward from a rounded summit.

_Spicate._ Arranged in or resembling a spike.

_Spiciform._ Spike-like.

_Spike._ A form of simple inflorescence with the flowers sessile or nearly so upon a more or less elongated common axis.

_Spikelet._ A small or secondary spike.

_Spindle-shaped._ Same as Fusiform.

_Spine._ A sharp woody or rigid outgrowth from the stem.

_Spinose._ Spine-like, or having spines.

_Sporangium._ A spore-case.

_Spore._ The reproductive organ in Cryptogams which corresponds to a seed.

_Sporocarp._ The fruit-cases of certain Cryptogams containing sporangia or spores.

_Spur._ A hollow sac-like or tubular extension of some part of a blossom, usually nectariferous.

_Squamula._ A reduced scale, as the hypogynous scales in Grasses.

_Squarrose._ Having spreading and projecting processes, such as the tips of involucral scales.

_Squarrulose._ Diminutively squarrose.

_Stamen._ One of the pollen-bearing or fertilizing organs of the flower.

_Staminodium._ A sterile stamen, or any structure without anther corresponding to a stamen.

_Standard._ The upper dilated petal of a papilionaceous corolla.

_Stellate, Stelliform._ Star-shaped.

_Stem._ The main ascending axis of a plant.

_Sterile._ Unproductive, as a flower without pistil, or stamen without an anther.

_Stigma._ That part of a pistil through which fertilization by the pollen is effected.

_Stigmatic._ Belonging to or characteristic of the stigma.

_Stipe._ The stalk-like support of a pistil; the leaf-stalk of a Fern.

_Stipitate._ Having a stipe.

_Stipular._ Belonging to stipules.

_Stipulate._ Having stipules.

_Stipule._ An appendage at the base of a petiole or on each side of its insertion.

_Stolon._ A runner, or any basal branch that is disposed to root.

_Stoloniferous._ Producing stolons.

_Stoma_ (pl. _Stomata_). An orifice in the epidermis of a leaf communicating with internal air-cavities.

_Striate._ Marked with fine longitudinal lines or ridges.

_Strict._ Very straight and upright.

_Strigose._ Beset with appressed sharp straight and stiff hairs.

_Strobile._ An inflorescence marked by imbricated bracts or scales, as in the Hop and Pine-cone.

_Strophiole._ An appendage at the hilum of certain seeds.

_Style._ The usually attenuated portion of the pistil connecting the stigma and ovary.

_Stylopodium._ A disk-like expansion at the base of a style, as in Umbelliferae.

_Sub_-. A Latin prefix, usually signifying somewhat or slightly.

_Subulate._ Awl-shaped.

_Succubous_ (leaves). Having the upper margin of a leaf covered by the base of the one above.

_Succulent._ Juicy; fleshy.

_Suffrutescent._ Slightly or obscurely shrubby.

_Suffruticose._ Very low and woody; diminutively shrubby.

_Sulcate._ Grooved or furrowed.

_Superior_ (ovary). Free from the calyx.

_Suspended_ (ovule). Hanging from the apex of the cell.

_Suture._ A line of dehiscence.

_Symmetrical_ (flower). Regular as to the number of its parts; having the same number of parts in each circle.

_Synonym._ A superseded or unused name.

_Tail._ Any slender terminal prolongation.

_Terete._ Having a circular transverse section.

_Terminal._ At or belonging to the apex.

_Ternary._ Consisting of three.

_Ternate._ In threes.

_Tetradynamous._ Having four long and two shorter stamens.

_Tetragonal._ Four-angled.

_Thalamiflorous._ Having the parts of the flower hypogynous.

_Thalloid, Thallose._ Resembling a thallus.

_Thallus._ In Cryptogams, a cellular expansion taking the place of stem and foliage.

_Throat._ The orifice of a gamopetalous corolla or calyx; the part between the proper tube and the limb.

_Thyrse._ A contracted or ovate and usually compact panicle.

_Thyrsoid._ Resembling a thyrse.

_Tomentose._ Densely pubescent with matted wool.

_Tooth._ Any small marginal lobe.

_Torose._ Cylindrical with contractions at intervals.

_Torulose._ Diminutive of Torose.

_Torus._ The receptacle of a flower.

_Transverse._ Across; in a right and left direction.

_Tri-._ In composition, three or thrice.

_Triandrous._ Having three stamens.

_Trifoliolate._ Having three leaflets.

_Trigonous._ Three-angled.

_Trimorphous._ Occurring under three forms.

_Triquetrous._ Having three salient angles, the sides concave or channelled.

_Truncate._ Ending abruptly, as if cut off transversely.

_Tuber._ A thickened and short subterranean branch, having numerous buds or eyes.

_Tubercle._ A small tuber or tuber-like body.

_Tuberiferous._ Bearing tubers.

_Tuberous._ Having the character of a tuber; tuber-like in appearance.

_Tumid._ Swollen.

_Tunicated._ Having concentric coats, as an onion.

_Turbinate._ Top-shaped; inversely conical.

_Twining._ Winding spirally about a support.

_Umbel._ An inflorescence in which a cluster of peduncles or pedicels spring from the same point.

_Umbellate._ In or like an umbel.

_Umbellet._ A secondary umbel.

_Umbonate._ Bearing a stout projection in the centre; bossed.

_Underleaves._ The small accessory leaves or stipules on the under side of the stem in Hepaticae.

_Undulate._ With a wavy surface; repand.

_Unguiculate._ Contracted at base into a claw.

_Uni-._ In composition, one.

_Unisexual._ Of one sex, either staminate or pistillate only.

_Urceolate._ Hollow and cylindrical or ovoid, and contracted at or below the mouth, like an urn.

_Utricle._ A small bladdery 1-seeded fruit; any small bladder-like body.

_Valvate._ Opening by valves, as a capsule; in aestivation, meeting by the edges without overlapping.

_Valve._ One of the pieces into which a capsule splits.

_Vascular._ Furnished with vessels or ducts.

_Veins._ Threads of fibro-vascular tissue in a leaf or other organ, especially those which branch (as distinguished from nerves).

_Ventral._ Belonging to the anterior or inner face of an organ; the opposite of dorsal.

_Ventricose._ Swelling unequally, or inflated on one side.

_Vernation._ The arrangement of leaves in the bud.

_Verrucose._ Covered with wart-like elevations.

_Versatile_ (anther). Attached near the middle and turning freely on its support.

_Vertical._ Perpendicular to the horizon; longitudinal.

_Verticillate._ Disposed in a whorl.

_Vesicle._ A small bladder or air-cavity.

_Vesicular, Vesiculose._ Composed of or covered with vesicles.

_Villous._ Bearing long and soft hairs.

_Virgate._ Wand-shaped; slender, straight and erect.

_Viscid._ Glutinous; sticky.

_Whorl._ An arrangement of leaves, etc., in a circle round the stem.

_Wing._ Any membranous or thin expansion bordering or surrounding an organ; the lateral petal of a papilionaceous corolla.

_Woolly._ Clothed with long and tortuous or matted hairs.

INDEX.

[SYNONYMS IN ITALICS.]

Abele, 486

Abies, _492_, 492

Abronia, 425

Abutilon, 99

Acacia, Rose, 134

Acalypha, 459

ACANTHACEAE, 399

Acer, 117

Acerates, _339_, 343

Achillea, 289

Acnida, 429

Aconitum (Aconite), 46 Winter, 45

Acorus, 551

Actaea, 47

Actinella, 287

Actinomeris, 281, _281_

Adam-and-Eve, 499

Adam's Needle, 524

Adder's-mouth, 498

Adder's-tongue, 695 Yellow, 528

Adenocaulon, 269

Adiantum, 680

Adlumia, 60

Adonis, 40

Adoxa, 216

AEgopodium, 208

AEschynomene, 137

AEsculus, 115

AEthusa, 205

Agave, 516

Agrimonia (Agrimony), 161

Agropyrum, 671

_Agrostemma_, 85

Agrostis, 647

Ailanthus, 107

Aira, 652, _652_

Ajuga, 406

Alchemilla, 161

Alder, 472 Black, 109 White, 322

Aletris, 512

Alfalfa, 129

Alisma, 554

ALISMACEAE, 553

Alligator Pear, 446

Allium, 521, _522_

_Allosorus_, 683

Allspice, Carolina, 167 Wild, 447

Alnus, 472

Aloe, American, 516 False, 516

Alopecurus, 645

Althaea, 97

Alum-root, 171

Alyssum, 68

AMARANTACEAE, 427

Amarantus (Amaranth), 427

AMARYLLIDACEAE, 515

_Amaryllis_, 735

Ambrosia, 273

Amelanchier, 166

Amianthium, 535

Ammannia, _184_, 185, _185_

Ammophila, _651_, 651

Amorpha, 131

Ampelopsis, 115

Amphiachyris, 243

Amphicarpaea, 146

Amphicarpum, 634

Amsonia, 337

ANACARDIACEAE, 118

_Anacharis_, 496

Anagallis, 331

Anaphalis, 268

Andromeda, 316

Andropogon, 637, _638_

Androsace, 329

Androstephium, 522

Anemone, 36 Rue, 39

Anemonella, 38

Aneura, 725

Angelica, 201

Angelica-tree, 210

ANONACEAE, 50

Antennaria, 267, _268_

Anthemis, 288

Anthoceros, 726

ANTHOCEROTACEAE, 726

Anthoxanthum, 639

Anthriscus, 206

Antirrhinum, 380

Anychia, 426

Apera, 649

Aphanostephus, 253

Aphyllon, 394

_Apiastrum_, 209

Apios, 144

_Apium_, 209

Aplectrum, 499

Aplopappus, 245

APOCYNACEAE, 337

Apocynum, 338

Apple, 164 Balsam, 195 Crab, 164 May, 53 Thorn, 377

Apple-of-Peru, 376

Aquilegia, 45

Arabis, 65, _71, 72_

ARACEAE, 548

Aralia, 212

ARALIACEAE, 212

Arbor-vitae, 493

Arbutus, Trailing, 315

Arceuthobium, 450

_Archangelica_, 201, 202, 205

_Archemora_, 202

Arctium, 295

Arctostaphylos, 315

Arenaria, 85, 733

Arethusa, 504

Argemone, 59, 733

Argythamnia, 459

Arisaema, 549

Aristida, 639

Aristolochia, 445

ARISTOLOCHIACEAE, 444

Arnica, 292

Arrhenatherum, 651

Arrow-grass, 557

Arrowhead, 554

Arrow-wood, 217

Artemisia, 290

Artichoke, Jerusalem, 277

_Arum_, 550 Arrow, 549 Dragon, 549 Water, 550

Arundinaria, 674

Arundo, 658

Asarabacca, 444

Asarum, 444, 734

ASCLEPIADACEAE, 338

Asclepias, 339

Asclepiodora, 339

Ascyrum, 92

Ash, 335 Mountain, 164 Prickly, 106

Asparagus, 525

Aspen, 486

Asperugo, 361

Asphodel, Bog, 532 False, 532

Aspidium, 686

Asplenium, 683

Asprella, 674

Aster, 255 acuminatus, 264

Aster _aestivus_, 262 amethystinus, 260 angustus, 264 anomalus, 258 azureus, 258 _carneus_, 261 concinnus, 260 concolor, 258 cordifolius, 259 corymbosus, 255 diffusus, 261 Drummondii, 259 dumosus, 260 ericoides, 260 Fendleri, 257 _flexuosus_, 264 gracilis, 256 grandiflorus, 257 Herveyi, 256 infirmus, 263 junceus, 262 laevis, 259 linariifolius, 263 Lindleyanus, 259 _linifolius_, 264 longifolius, 262, _262_ macrophyllus, 256 _miser_, 261 modestus, 257 multiflorus, 260 nemoralis, 264 Novae Angliae, 257 Novi Belgii, 262 oblongifolius, 257 paludosus, 255 paniculatus, 261 patens, 258 patulus, 262 polyphyllus, 260 prenanthoides, 263 ptarmicoides, 264 puniceus, 263 radula, 256 sagittifolius, 259 salicifolius, 261 sericeus, 257 Shortii, 258 _simplex_, 261 spectabilis, 256 subulatus, 264 surculosus, 256 tardiflorus, 262 tenuifolius, _261_, 264 Tradescanti, _261_, 261 turbinelius, 259 umbellatus, 263 undulatus, 258 vimineus, 260 virgatus, 259

Aster, Golden, 244 White-topped, 254

Asterella, 729

Astilbe, 169

Astragalus, 134

Atamasco Lily, 516

Atriplex, 433

_Atropis_, 668

Avena, 653

Avens, 156

Awlwort, 69

_Azalea_, 320 Alpine, 322

Azolla, 701

Baccharis, 266

Baked-apple Berry, 154

Baldwinia, 285

Ballota, 420

Balm, 412 Bee, 414 Horse, 406

Balm-of-Gilead, 487

Balsam, 105

Balsam Poplar, 487

Baneberry, 47

Baptisia, 125

Barbarea, 70

Barberry, 52

Barley, 672

Bartonia, 352

Bartsia, 392

Basil, 409, 412

Bass-wood, 101

Bay, Loblolly, 96 Red, 447 Rose, 320

Bayberry, 469

Bazzania, 710

Bean, Indian, 399 Kidney, 144 Sacred, 55 Wild, 144

Bearberry, 315

Beard-tongue, 381

Beckmannia, 628

Bedstraw, 225

Beech, 479 Blue, 474 Water, 474

Beech-drops, 394 False, 326

Beggar-lice, 362

Beggar-ticks, 284

Belamcanda, 515

Bellflower, 308

Bellis, 253

Bellwort, 527

Benjamin-bush, 447

BERBERIDACEAE, 52

Berberis, 52

Berchemia, 111

Bergamot, Wild, 414

Berlandiera, 271

Berula, 207

Betony, Wood, 392

Betula, 471

Bidens, 284

Bigelovia, 245

Bignonia, 398

BIGNONIACEAE, 398

Bilberry, 312

Bilsted, 180

Bindweed, 369 Black, 442

Birch, 471

Birthroot, 530

Birthwort, 445

Bishop's-cap, 171

Bishop-weed, Mock, 209

Bitter-nut, 469

Bittersweet, 373 Climbing or Shrubby, 110

Bitter-weed, 273

Blackberry, 155

Bladder Ketmia, 100

Bladdernut, 118

Bladderwort, 395

Blasia, 724

Blazing-star, 242, 532

Blepharostoma, 711

_Blepharozia_, 709

Blephilia, 415

_Bletia_, 501

Blite, Coast, 432

Blite, Sea, 435 Strawberry, 432

_Blitum_, 432, 433

Bloodroot, 58

Bloodwort Family, 512

Bluebell, 364

Blueberry, 312

Bluebottle, 297

Blue-curls, 405

Blue-hearts, 388

Blue-joint, 650, 671

Blue-stem, 671

Blue-tangle, 311

Bluets, 223

Blue-weed, 367

Boehmeria, 466

Bois d'Arc, 464

Boltonia, 253

_Bonamia_, 370

Boneset, 241

Borage Family, 360

BORRAGINACEAE, 360

Borrichia, 277

Botrychium, 693

Bouncing Bet, 83

Bouteloua, 655

Bowman's-root, 154

Boxberry, 316

Box-elder, 118

Boykinia, 170

Brachychaeta, 253

Brachyelytrum, 644

Bracken, 681

Brake, 681 Cliff, 682 Rock, 682

Bramble, 154

Brasenia, 55

Brassica, 72

Breweria, 370

Brickellia, 241

Briza, 663

_Brizopyrum_, 663

BROMELIACEAE, 511

Bromus, 669

Brooklime, American, 386

Brookweed, 332

Broom, 127

Broom-rape, 395 Naked, 394

Brunella, 418

Brunnichia, 443

Bryanthus, 318

Buchloe, 657

Buchnera, 388

Buckbean, 353

Buckeye, 115

Buckthorn, 111, 332

Buckwheat, 443 Climbing False, 443

Buda, 89

Buffalo-berry, 449

Buffalo-nut, 451

Bugbane, 47 False, 39

Bugleweed, 408

Bugloss, 367

Bugseed, 434

Bulrush, 578

Bumelia, 332

Bunchberry, 214

Bunch-flower, 533

Bupleurum, 206

Burdock, 295

Burmannia, 497

BURMANNIACEAE, 496

Burnet, 161

Burning-bush, 110

Bur-reed, 547

Butter and eggs, 379

Buttercup, 40

Butterfly-weed, 340

Butternut, 467

Butterweed, 265, 293

Butterwort, 397

Button-bush, 224

Buttonweed, 225

Buttonwood, 464

Cabbage, Skunk, 550

Cabomba, 55

Cacalia, 294

CACTACEAE, 196

Cactus Family, 196

Cakile, 74

_Caladium_, 550

Calamagrostis, 649, 651

Calamint, 411

Calamintha, 411

Calamus, 557

Calico-bush, 319

Calla, 550

Callicarpa, 403

Callirrhoe, 98

Callitriche, 182

Calluna, 318

Calophanes, 400

Calopogon, 504

Caltha, 44

CALYCANTHACEAE, 167

Calycanthus, 167

Calycocarpum, 51

_Calypogeia_, 713

Calypso, 499

_Calystegia_, 369, 370

Camassia, 523

Camelina, 69

Camellia Family, 95

Campanula, 308

CAMPANULACEAE, 307

Campion, 83

Camptosorus, 685

Cancer-root, 394

Cane, 674

Cannabis, 463

Caper Family, 74

CAPPARIDACEAE, 74

CAPRIFOLIACEAE, 216

Capsella, 73

Caraway, 208

Cardamine, 64

Cardinal-flower, 305

Carduus, 296

Carex, 587 acutiformis, 598 adusta, 621, _621_ aestivalis, 604 _alata_, 622 alopecoidea, 615 alpina, 598 _angustata_, 600 _aperta_, 600 aquatilis, 600 _arcta_, 619 arctata, 603 arenaria, 616 _arida_, 620 _aristata_, 598 atrata, 599 aurea, 610 Backii, 613 _Barrattii_, 602 _Bebbii_, 620 _Boottiana_, 611 bromoides, 619 bullata, 594 _Buxbaumii_, 599 canescens, 618 capillaris, 603 capitata, 617 Careyana, 608 castanea, 603 cephaloidea, 617 cephalophora, 617 chordorhiza, 614 communis, 612 _comosa_, 596 conjuncta, 614 conoidea, 607 Crawei, 606 crinita, 601 _cristata_, 620 Crus-corvi, 614 Davisii, 605 debilis, 604, _604_ decomposita, 614 deflexa, 611 Deweyana, 619 digitalis, 608 _disticha_, 615 eburnea, 610 echinata, 618 _Emmonsii_, 611 exilis, 617 extensa, 606 filiformis, 597 _flaccosperma_, 605 flava, 606 flexilis, 603 foenea, 621, _622_ folliculata, 592 formosa, 605 Fraseri, 613 fusca, 599 gigantea, 593 _glabra_, 604 glaucodea, 605 gracillima, 604 grandis, 593 granularis, 605 gravida, 615 Grayii, 592 grisea, 605 gynandra, 601 gynocrates, 617 hirta, 597 Hitchcockiana, 607 Houghtonii, 597 hystricina, 596 intumescens, 592 irrigua, 602 Jamesii, 613 _Knieskernii_, 603 _lagopodioides_, 620 lanuginosa, 597 laxiculmis, 608 laxiflora, 607 lenticularis, 600 leporina, 622 limosa, 602 _limula_, 599 littoralis, 602 livida, 610 longirostris, 603 _lupuliformis_, 593 lupulina, 593 lurida, _593_, 595 Magellanica, 602 maritima, 601 _Meadii_, 609 Michauxiana, 592 _miliacea_, 601 miliaris, 593 _mirabilis_, 622 monile, 594 Muhlenbergii, 617 muricata, 616 Muskingumensis, 620 nigro-marginata, 613 Norvegica, 619 Novae-Angiae, _611_, 612 _OEderi_, 606 oligocarpa, 607 oligosperma, 593 _Olneyi_, 595 pallescens, 606 _paludosa_, 598 panicea, 609 pauciflora, 592 pedunculata, 610 Pennsylvanica, 612 picta, 610 _pinguis_, 621 plantaginea, 609 platyphylla, 608 polymorpha, 609 polytrichoides, 613 praecox, 612 prasina, 601 Pseudo-Cyperus, 596 ptychocarpa, 608 pubescens, 613 _pulla_, 594 rariflora, 602 _retrocurva_, 608 _retroflexa_, 616 retrorsa, 598 Richardsoni, 610 _rigida_, 599 riparia, 598 rosea, 616 _rostrata_, 592 _rotundata_, 593 salina, 601 Saltuensis, 609 Sartwellii, 615 scabrata, 597 Schweinitzii, 595 scirpoidea, 611 _scirpoides_, 618 scoparia, 620 Shortiana, 596 siccata, 619 silicea, 621 sparganioides, 616 squarrosa, 596 _stellulata_, 619 stenolepis, 596 stenophylla, 614 _Steudelii_, 613 stipata, 614 straminea, 621 striata, 597 stricta, 599 subulata, 592 _Sullivantii_, 605 sychnocephala, 622 tenella, 616 tentaculata, 595 tenuiflora, 619 teretiuscula, 614 tetanica, 609 _Torreyi_, 606 torta, 600 tribuloides, 620 triceps, 602 trichocarpa, 698 trisperma, 619 Carex Tuckermani, 594 umbellata, 612 utriculata, 594 _vaginata_, 609 varia, 611, _612_ _Vaseyi_, 594 venusta, 604 vestita, 597 virescens, 602 _vitilis_, 618 vulgaris, 599 vulpinoidea, 615 Willdenovii, 613 _Woodii_, 609

Carnation, 83

Carpetweed, 198

Carpinus, 474

Carrion-flower, 520

Carrot, 201

Carum, 208

Carya, 468

CARYOPHYLLACEAE, 82

Cashew Family, 118

Cassandra, 317

Cassena, 108

Cassia, 147

Cassiope, 318

Castanea, 479

Castelleia, 390

Castor-oil Plant, 460

Catalpa, 399

Cat-brier, 519

Catchfly, 83

Catgut, 133

Catmint, 416

Catnip, 416

Cat-tail Flag, 547

Caucalis, 201

Caulophyllum, 52

Ceanothus, 112

Cedar, Red, 494 White, 493, 494

Cedronella, 416

Celandine, 58

CELASTRACEAE, 109

Celastrus, 110

Celtis, 463, 734

Cenchrus, 634

Centaurea, 297

Centaury, 347

Centrosema, 145

Centunculus, 332

Cephaianthus, 234

Cephalozia, 711

Cerastium, 88

CERATOPHYLLACEAE, 488

Ceratophyllum, 488

Cercis, 147

_Cesia_, 723

Chaerophyllum, _206_, 209

Chaetopappa, 253

Chaffseed, 391

Chaffweed, 332

Chamaecyparis, 493

Chamaelirium, 531

Chamaesaracha, 374

Chamomile, 288 Wild, 289

Charlock, 72, 74

Cheat, 670

Checkerberry, 316

Cheilanthes, 681

Chelidonium, 58

Chelone, 381

CHENOPODIACEAE, 430

Chenopodium, 431

Cherry, 151

Cherry, Ground, 375 Sand, 152

Chervil, 206

Chess, 670

Chestnut, 479 Horse, 115

Chickweed, 86 Forked, 426 Indian, 198 Jagged, 87 Mouse-ear, 88

Chicory, 298

Chiloscyphus, 716

Chimaphila, 322

Chinquapin, 479 Water, 55

Chiogenes, 314

Chionanthus, 337

Chives, 522

Chokeberry, 164

Chondrilla, 303

Chrysanthemum, 289

Chrysogonum, 271

Chrysopogon, 638

Chrysopsis, 244

Chrysosplenium, 172

Cichorium, 298

Cicuta, 208

Cimicifuga, 47

Cinna, 649

Cinquefoil, 158

Circaea, 193

_Cirsium_, 295, 296

Cissus, 114

CISTACEAE, 76

Cladium, 586

Cladothrix, 734

Cladrastis, 126

Clary, 413

Claytonia, 91, 733

Clear-weed, 465

Cleavers, 225

Clematis, 35

Cleome, 75, 733

Cleomella, 75

Clethra, 322

Clintonia, 527

Clitoria, 145

Clotbur, 274

Cloudberry, 154

Clover, 128 Bush, 141 Prairie, 132 Sweet, 129

Club-moss, 695, 697

Cnicus, 295, _297_

Cocculus, 51

_Cochlearia_, 70

Cockle, 85

Cocklebur, 274

Coelopleurum, 205

Coffee, Wild, 219

Coffee-tree, Kentucky, 148

Cohosh, 47, 52

Colic-root, 512

Collinsia, 380

Collinsonia, 406

_Collomia_, 356

Coltsfoot, 291 Sweet, 292

Columbine, 45

Columbo, American, 352

Comandra, 450

Comfrey, 367 Wild, 362

Commelina, 538

COMMELINACEAE, 538

Compass-plant, 270

COMPOSITAE, 230

_Comptonia_, 470

Cone-flower, 270 Purple, 275

CONIFERAE, 489

Conioselinum, 202

Conium, 209

Conobea, 383

Conocephalus, 728

Conopholis, 394

Convallaria, 524

CONVOLVULACEAE, 367

Convolvulus, 369

Coptis, 45

Coral-berry, 220

Coral-root, 500

Corallorhiza, 500

Corema, 488

Coreopsis, 281

Corispermum, 434

CORNACEAE, 213

Cornel, 214

Corn-salad, 228

Cornus, 214

Coronilla, 138

Corpse-plant, 325

Corydalis, 61

Corylus, 473

Cottonwood, 487

Cowberry, 314

Cowslip, 321 American, 328 Virginian, 364

Cow-wheat, 393

Crab-apple, 164

Cranberry, 312, 314

Cranberry-tree, 217

Cranesbill, 103

Crantzia, 205

CRASSULACEAE, 170

Crataegus, 165

Cress, Bitter, 64 Mouse-ear, 72 Penny, 73 Rock, 65 Spring, 65 Swine, 74 Water, 69 Winter, 70

Crepis, 300

Cross-vine, 398

Crotalaria, 127

Croton, 457

Crotonopsis, 458

Crowberry, 487 Broom, 488

Crowfoot, 40

Crown-beard, 280

CRUCIFERAE, 61

_Crypsis_, 640

Cryptogramme, 682

Cryptotaenia, 207

Ctenium, 654

Cuckoo-flower, 65

Cucumber, 194 Bur, 195

Cucumber-root, Indian 529

Cucumber-tree, 49

Cucurbita, 196

CUCURBITACEAE, 194

Cudweed, 268

Culver's-physic, 386

Culver's-root, 386

Cunila, 409

Cuphea, 186

Cup-plant, 271

_Cupressus_, 493

Cupseed, 51

CUPULIFERAE, 470

Currant, 174 Indian, 220

Cuscuta, 369

Custard-apple Family, 50

Cyclanthera, 196

Cycloloma, 431

Cymopterus, 203

Cynodon, 654

Cynoglossum, 362, _363_

_Cynthia_, 298

CYPERACEAE, 567

Cyperus, 569

Cypress, 493

Cypress-vine, 368

Cypripedium, 510

Cystopteris, 689

Cytisus, 127

Dactylis, 663

_Dactyloctenium_, 656

Dahoon Holly, 108

Daisy, 253 Ox-eye, 289 White, 289

Dalea, 132

Dalibarda, 156

Dame's-violet, 71

Dandelion, 303 Dwarf, 297 Fall, 299 False, 303

Dangleberry, 311

Danthonia, 654

Daphne, 448

Darnel, 671