| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Asteraceae | Acanthospermum | Paraguay Bur |  | ||
| Asteraceae | Achillea | Yarrow, Milfoil, Thousand-leaf |  | ||
| Asteraceae | Acmella | Spotflower |  | ||
| Asteraceae | Acourtia | Desert-peony |  | ||
| Asteraceae | Ageratina | Milk-poison, White Snakeroot |  | ||
| Asteraceae | Ageratum | Ageratum, Flossflower, Pussyfoot |  | ||
| Asteraceae | Amblyolepis | Huisache-daisy | |||
| Asteraceae | Ambrosia | Ragweed |  | ||
| Asteraceae | Ampelaster | Climbing-aster | |||
| Asteraceae | Amphiachyris | Broomweed | |||
| Asteraceae | Anacyclus | Pellitory |  | ||
| Asteraceae | Anaphalis | Pearly-everlasting |  | ||
| Asteraceae | Antennaria | Pussytoes |  | ||
| Asteraceae | Anthemis | Chamomile |  | ||
| Asteraceae | Aphanostephus | Doze-daisy |  | ||
| Asteraceae | Arctium | Burdock, Clotbur |  | ||
| Asteraceae | Arctotis | African-daisy, Arctotis | |||
| Asteraceae | Arnica | Arnica |  | ||
| Asteraceae | Arnoglossum | Indian-plantain |  | ||
| Asteraceae | Arnoseris | ||||
| Asteraceae | Artemisia | Wormwood, Mugwort, Sage |  | ||
| Asteraceae | Aster | Aster |  | ||
| Asteraceae | Astranthium | Western-daisy |  | ||
| Asteraceae | Baccharis | Silverling, High-tide Bush, Mullet Bush, Groundsel Tree, Baccharis |  | ||
| Asteraceae | Balduina | Honeycomb-head, Balduina |  | ||
| Asteraceae | Bellis | English Daisy |  | ||
| Asteraceae | Berlandiera | Green-eyes |  | ||
| Asteraceae | Bidens | Beggar-ticks, Bur-marigold |  | ||
| Asteraceae | Bigelowia | Rayless-goldenrod |  | ||
| Asteraceae | Boltonia | Doll's-daisy |  | ||
| Asteraceae | Borrichia | Seaside Oxeye |  | ||
| Asteraceae | Bradburia | Golden-aster |  | ||
| Asteraceae | Brickellia | False-boneset, Brickell-bush |  | ||
| Asteraceae | Calendula | Marigold |  | ||
| Asteraceae | Callistephus | Chinese-Aster | |||
| Asteraceae | Calotis | ||||
| Asteraceae | Calyptocarpus | Straggler-daisy, Lawnflower |  | ||
| Asteraceae | Carduus | Plumeless Thistle |  | ||
| Asteraceae | Carlina | Carline Thistle | |||
| Asteraceae | Carphephorus |  | |||
| Asteraceae | Carthamus | Distaff-thistle |  | ||
| Asteraceae | Centaurea | Star-thistle, Knapweed |  | ||
| Asteraceae | Centipeda |  | |||
| Asteraceae | Centratherum | Larkdaisy | |||
| Asteraceae | Chaetopappa | Least-daisy |  | ||
| Asteraceae | Chamaemelum | Chamomile |  | ||
| Asteraceae | Chaptalia | Sunbonnets |  | ||
| Asteraceae | Chevreulia | Chevreulia |  | ||
| Asteraceae | Chloracantha | ||||
| Asteraceae | Chondrilla | Skeleton-weed |  | ||
| Asteraceae | Chromolaena |  | |||
| Asteraceae | Chrysanthemum | Chrysanthemum |  | ||
| Asteraceae | Chrysogonum | Green-and-gold |  | ||
| Asteraceae | Chrysoma | Woody Goldenrod |  | ||
| Asteraceae | Chrysopsis | Golden-aster |  | ||
| Asteraceae | Cicerbita |  | |||
| Asteraceae | Cichorium | Chicory |  | ||
| Asteraceae | Cirsium | Thistle |  | ||
| Asteraceae | Cladanthus |  | |||
| Asteraceae | Clappia | ||||
| Asteraceae | Conoclinium | Mistflower |  | ||
| Asteraceae | Coreopsis | Coreopsis, Tickseed |  | ||
| Asteraceae | Cosmos | Cosmos |  | ||
| Asteraceae | Cota | Golden Marguerite |  | ||
| Asteraceae | Cotula | Brassbuttons |  | ||
| Asteraceae | Crassocephalum |  | |||
| Asteraceae | Crepis | Hawksbeard |  | ||
| Asteraceae | Croptilon | Scratch-daisy |  | ||
| Asteraceae | Cyanthillium | Ironweed |  | ||
| Asteraceae | Cyanus | Cornflower, Bachelor’s-buttons |  | ||
| Asteraceae | Cyclachaena |  | |||
| Asteraceae | Cymophora | Cymophora | |||
| Asteraceae | Dahlia | Dahlia |  | ||
| Asteraceae | Diaperia | Dwarf Cudweed |  | ||
| Asteraceae | Dichaetophora | ||||
| Asteraceae | Dimorphotheca | ||||
| Asteraceae | Dittrichia |  | |||
| Asteraceae | Doellingeria | Flat-topped Aster |  | ||
| Asteraceae | Dracopis | Coneflower |  | ||
| Asteraceae | Dysodiopsis |  | |||
| Asteraceae | Dyssodia |  | |||
| Asteraceae | Echinacea | Purple Coneflower |  | ||
| Asteraceae | Echinops | Globe-thistle |  | ||
| Asteraceae | Eclipta |  | |||
| Asteraceae | Egletes | Tropic-Daisy | |||
| Asteraceae | Elephantopus | Elephant's-foot |  | ||
| Asteraceae | Emilia | Tasselflower |  | ||
| Asteraceae | Engelmannia | Engelmann Daisy |  | ||
| Asteraceae | Enydra | ||||
| Asteraceae | Erechtites | Fireweed |  | ||
| Asteraceae | Erigeron | Daisy Fleabane |  | ||
| Asteraceae | Eupatorium | Eupatorium, Thoroughwort, Dog-fennel |  | ||
| Asteraceae | Eurybia | Wood-aster |  | ||
| Asteraceae | Euryops | ||||
| Asteraceae | Euthamia | Goldentop, Flat-topped Goldenrod |  | ||
| Asteraceae | Eutrochium | Joe-Pye-weed |  | ||
| Asteraceae | Facelis |  | |||
| Asteraceae | Filago | Cotton-rose, Herba Impia, Rabbit-tobacco |  | ||
| Asteraceae | Flaveria |  | |||
| Asteraceae | Fleischmannia |  | |||
| Asteraceae | Florestina | Florestina |  | ||
| Asteraceae | Gaillardia | Blanket-flower, Gaillardia, Fire-wheels |  | ||
| Asteraceae | Galinsoga | Peruvian-daisy, Quickweed, Gallant Soldier |  | ||
| Asteraceae | Galinsogeopsis | ||||
| Asteraceae | Gamochaeta | Cudweed, Everlasting |  | ||
| Asteraceae | Garberia | Garberia | |||
| Asteraceae | Gerbera | Gerbera, Gerber-daisy, Transvaal Daisy | |||
| Asteraceae | Glebionis | Chrysanthemum |  | ||
| Asteraceae | Gnaphalium | Cudweed, Rabbit Tobacco |  | ||
| Asteraceae | Grindelia | Gum-plant, Tarweed, Rosinweed, Gumweed |  | ||
| Asteraceae | Guizotia | Niger-seed |  | ||
| Asteraceae | Gutierrezia |  | |||
| Asteraceae | Gymnosperma | ||||
| Asteraceae | Gynura | ||||
| Asteraceae | Haplocarpha | ||||
| Asteraceae | Hartwrightia | Hartwrightia |  | ||
| Asteraceae | Hasteola |  | |||
| Asteraceae | Hedypnois | Cretan-weed |  | ||
| Asteraceae | Helenium | Sneezeweed, Bitterweed |  | ||
| Asteraceae | Helianthus | Sunflower |  | ||
| Asteraceae | Heliomeris | Golden-eye |  | ||
| Asteraceae | Heliopsis | Sunflower-everlasting, Oxeye |  | ||
| Asteraceae | Helminthotheca | Oxtongue |  | ||
| Asteraceae | Heterosperma |  | |||
| Asteraceae | Heterotheca | Camphorweed, Golden-aster |  | ||
| Asteraceae | Hieracium | Hawkweed, King-devil |  | ||
| Asteraceae | Hymenopappus | Woolly-white |  | ||
| Asteraceae | Hymenoxys |  | |||
| Asteraceae | Hypochaeris | Cat's-ear |  | ||
| Asteraceae | Inula | Elecampane |  | ||
| Asteraceae | Ionactis | Stiff-leaved Aster |  | ||
| Asteraceae | Isocarpha | Pearlhead | |||
| Asteraceae | Isocoma | Jimmyweed, Goldenweed | |||
| Asteraceae | Iva | Marsh-elder |  | ||
| Asteraceae | Ixeris |  | |||
| Asteraceae | Jacobaea |  | |||
| Asteraceae | Jamesianthus | Warbonnet |  | ||
| Asteraceae | Jefea | ||||
| Asteraceae | Koanophyllon | ||||
| Asteraceae | Krigia | Cynthia, Dwarf-dandelion |  | ||
| Asteraceae | Lactuca | Lettuce |  | ||
| Asteraceae | Laennecia | ||||
| Asteraceae | Lagascea | ||||
| Asteraceae | Laphamia | Rock-daisy |  | ||
| Asteraceae | Laphangium | Red-tipped Rabbit-tobacco |  | ||
| Asteraceae | Lapsana | Nipplewort |  | ||
| Asteraceae | Launaea | ||||
| Asteraceae | Leontodon | Hawkbit |  | ||
| Asteraceae | Leucanthemella |  | |||
| Asteraceae | Leucanthemum | Oxeye Daisy |  | ||
| Asteraceae | Leuzea | ||||
| Asteraceae | Liatris | Blazing-star, Gayfeather |  | ||
| Asteraceae | Ligularia | Ligularia |  | ||
| Asteraceae | Lindheimera |  | |||
| Asteraceae | Litrisa | Litrisa | |||
| Asteraceae | Logfia |  | |||
| Asteraceae | Lygodesmia | Rush Pink, Skeletonplant |  | ||
| Asteraceae | Machaeranthera |  | |||
| Asteraceae | Madia | Tarweed |  | ||
| Asteraceae | Marshallia | Marshallia, Barbara's-buttons |  | ||
| Asteraceae | Matricaria | Mayweed |  | ||
| Asteraceae | Medranoa | ||||
| Asteraceae | Melampodium |  | |||
| Asteraceae | Melanthera | Black-anthers |  | ||
| Asteraceae | Micropsis | Straitjackets | |||
| Asteraceae | Mikania | Climbing Hempweed |  | ||
| Asteraceae | Mulgedium | Showy-lettuce | A genus of about 15 species, of Eurasia and w. North America. |  | |
| Asteraceae | Nabalus | Rattlesnake-root |  | ||
| Asteraceae | Nahuatlea | ||||
| Asteraceae | Nipponanthemum |  | |||
| Asteraceae | Nothocalais |  | |||
| Asteraceae | Oclemena | Aster, Nodding-aster |  | ||
| Asteraceae | Omalotheca |  | |||
| Asteraceae | Onopordum | Scotch Thistle, Cotton-thistle |  | ||
| Asteraceae | Packera | Ragwort |  | ||
| Asteraceae | Palafoxia | Palafoxia |  | ||
| Asteraceae | Panphalea |  | |||
| Asteraceae | Parthenium | Wild Quinine |  | ||
| Asteraceae | Pascalia | ||||
| Asteraceae | Pectis |  | |||
| Asteraceae | Peripleura | Vittadinia |  | ||
| Asteraceae | Perityle | Rockdaisy | |||
| Asteraceae | Petasites | Butterbur |  | ||
| Asteraceae | Phoebanthus |  | |||
| Asteraceae | Picradeniopsis |  | |||
| Asteraceae | Picris | Bitterweed, Oxtongue |  | ||
| Asteraceae | Pilosella | Mouse-ear Hawkweed |  | ||
| Asteraceae | Pinaropappus | Rock-lettuce | |||
| Asteraceae | Pityopsis | Grass-leaved Golden-aster |  | ||
| Asteraceae | Plectocephalus | Basketflower |  | ||
| Asteraceae | Pluchea | Marsh-fleabane |  | ||
| Asteraceae | Polymnia |  | |||
| Asteraceae | Porophyllum | ||||
| Asteraceae | Praxelis | Praxelis |  | ||
| Asteraceae | Prionopsis |  | |||
| Asteraceae | Pseudelephantopus | False Elephant’s-foot, Dog’s-tongue |  | ||
| Asteraceae | Pseudognaphalium | Rabbit-tobacco |  | ||
| Asteraceae | Pseudogynoxys |  | |||
| Asteraceae | Psilactis | ||||
| Asteraceae | Psilostrophe | ||||
| Asteraceae | Pterocaulon | Wingstem, Blackroot | |||
| Asteraceae | Pulicaria | False-fleabane |  | ||
| Asteraceae | Pyrrhopappus | False-dandelion |  | ||
| Asteraceae | Ratibida | Prairie Coneflower |  | ||
| Asteraceae | Rayjacksonia | Camphor-daisy |  | ||
| Asteraceae | Reichardia | Brighteyes |  | ||
| Asteraceae | Rhaponticum | Russian Knapweed | |||
| Asteraceae | Rudbeckia | Yellow Coneflower, Black-eyed Susan |  | ||
| Asteraceae | Rugelia | Rugelia, Rugel's Ragwort |  | ||
| Asteraceae | Sachsia | Sachsia |  | ||
| Asteraceae | Santolina |  | |||
| Asteraceae | Sanvitalia | Creeping-Zinnia, Sanvitalia |  | ||
| Asteraceae | Schkuhria | Schkuhria |  | ||
| Asteraceae | Sclerocarpus | Bonebract | |||
| Asteraceae | Sclerolepis | Sclerolepis |  | ||
| Asteraceae | Scolymus | Golden Thistle |  | ||
| Asteraceae | Scorzoneroides | Fall-dandelion |  | ||
| Asteraceae | Senecio | Ragwort, Groundsel |  | ||
| Asteraceae | Sericocarpus | White-topped Aster |  | ||
| Asteraceae | Sidneya | ||||
| Asteraceae | Sigesbeckia |  | |||
| Asteraceae | Silphium | Rosinweed |  | ||
| Asteraceae | Silybum | Milk-thistle |  | ||
| Asteraceae | Simsia | Simsia |  | ||
| Asteraceae | Smallanthus | Bearsfoot |  | ||
| Asteraceae | Solidago | Goldenrod |  | ||
| Asteraceae | Soliva | Burweed |  | ||
| Asteraceae | Sonchus | Sow-thistle, Milk-thistle |  | ||
| Asteraceae | Sphagneticola |  | |||
| Asteraceae | Stokesia | Stokesia, Stokes Aster |  | ||
| Asteraceae | Stuartina | ||||
| Asteraceae | Symphyotrichum | American Aster |  | ||
| Asteraceae | Synedrella | Nodeweed |  | ||
| Asteraceae | Tagetes | Marigold |  | ||
| Asteraceae | Tamaulipa | Tamaulipa |  | ||
| Asteraceae | Tanacetum | Tansy |  | ||
| Asteraceae | Taraxacum | Dandelion, Blowballs |  | ||
| Asteraceae | Tetragonotheca | Squarehead |  | ||
| Asteraceae | Tetraneuris | Bitterweed |  | ||
| Asteraceae | Thelesperma | Greenthread | |||
| Asteraceae | Thurovia | Threeflower Snakeweed |  | ||
| Asteraceae | Thymophylla | ||||
| Asteraceae | Tithonia | Sunflower-weed | |||
| Asteraceae | Townsendia | Townsend Daisy |  | ||
| Asteraceae | Tragopogon | Goat's-beard |  | ||
| Asteraceae | Trichocoronis | ||||
| Asteraceae | Tridax |  | |||
| Asteraceae | Trilisa | Trilisa |  | ||
| Asteraceae | Tripleurospermum | Mayweed |  | ||
| Asteraceae | Tripolium |  | |||
| Asteraceae | Trixis | Threefold | |||
| Asteraceae | Tussilago | Coltsfoot |  | ||
| Asteraceae | Uropappus | Silver-puffs | |||
| Asteraceae | Varilla | Varilla, Saladillo | |||
| Asteraceae | Verbesina | Crownbeard, Wingstem, Frostweed |  | ||
| Asteraceae | Vernonia | Ironweed |  | ||
| Asteraceae | Viguiera | Goldeneye | |||
| Asteraceae | Vittadinia | ||||
| Asteraceae | Wedelia | ||||
| Asteraceae | Xanthisma | ||||
| Asteraceae | Xanthium | Cocklebur |  | ||
| Asteraceae | Youngia | Youngia |  | ||
| Asteraceae | Zinnia | Zinnia |  |
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