Asteraceae

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Arctium
- Arctium lappa (Burdock)
- A Close-up View of the Lesser Burdock
- Arctium tomentosum
- Arctium minus
- Common Burdock: Arctium minus


Erigeron
- Erigeron caespitosus
- Erigeron compositus
- Erigeron asper
- Annual or Daisy Fleabane: Erigeron...
- Erigeron canadensis
- Erigeron radicatus

Bidens
- Bidens tripartite
- Bidens tripartita
- Bidens connata
- Bidens cernua
- Bidens cernua
- Bidens coronata
- Bidens discoidea
- Bidens frondosa
- Bidens frondosus
- Bidens laevis
- Bidens mitis
- Bidens pilosa
- Bidens pilosa
- Bidens pilosa: Picao Preto
- Bidens tripartita
- Coreopsis Beggarticks: Bidens poly...
- Bidens aristosa
- Bidens amplectens
- A Close-up View of Four Beggar-ticks
- Bidens alba
- Bidens alba
- Devils Beggarticks or Stick-tights...
- Spanish Needles: Bidens bipinnata

Senecio
- Senecio pendulus
- Senecio rowleyanus
- Senecio vulgaris: Common Groundsel
- Senecio ficoides
- Senecio hydrophylloides
- Senecio intergerrimus
- Senecio jacobaea
- Senecio kleinia
- Senecio mikanioides
- Senecio pauperculus
- Senecio radicans
- Senecio stapeliaeformis
- Senecio stapeliformis v. minor
- Senecio sylvaticus
- Senecio tomentosus: Wooly Ragwort
- Senecio vulgaris
- Senecio eremophilus
- Senecio aquaticus
- Senecio vulgaris
- Tansy Ragwort
- Tansy Ragwort (Senecio jacobaea)

Hieracium
- Hieracium aurantiacum
- Mouseear Hawkweed: Hieracium pilosella
- Hieracium murorum
- Hieracium umbellatum (Northern Haw...
- Hieracium pilosella
- Hieracium umbellatum
- Hieracium umbellatum (Northern Haw...

Eupatorium
- Eupatorium maculatum
- Eupatorium cannabinum
- Eupatorium cannabinum
- Eupatorium capillifolium: Dogfennel
- Eupatorium perfoliatum
- Eupatorium sordidum

Sonchus
- Sonchus asper
- Sonchus oleraceus (Smooth Sow Thistle)
- Sonchus oleraceus: Annual Sowthistle
- Sonchus sp.
- Sonchus sp.
- Sonchus arvensis
- Sonchus arvensis
- Sonchus asper
- Sonchus asper: Spiny Sowthistle
- Sonchus oleraceus

Calendula
- Calendula
- Calendula suffruticosa

Helianthus
- Helianthus annuus
- Helianthus lenticularis
- Helianthus couplandii
- Helianthus nuttallii
- Helianthus tuberosus
- Jerusalem Artichoke: Helianthus tu...

Aster
- Aster carolinianus: Climbing Aster
- A Close-up View of the Wildflower,...
- Aster alpinus
- Aster Chapmanii: Savannah Aster
- Aster cordifolius (Blue Wood Aster)
- Aster tripolium
- Asters: An Overview
- Some of Manitobas Asters
- White Heath Aster: Aster pilosus

Euryops
- Euryops pectinatus

Taraxacum Taraxacum officinale
- Taraxacum officinale
- A Macroscopic and Microscopic Tour...
- Dandelions: Taraxacum officinale
- Taraxacum officinale
- Taraxacum officinale
- Taraxacum officinale
- Taraxacum officinale
- Taraxacum officinale: Dandelion

Arnoglossum
- Arnoglossum plantagineum
- Arnoglossum atriplicifolium

Solidago
- Solidago missouriensis
- Solidago canadensis: Canada or Com...
- Solidago hispida
- Solidago missouriensis
- Solidago mollis
- Solidago rigida
- Solidago simplex
- Solidago virgaurea
- Solidago canadensis
- Goldenrods - Solidago

Doellingeria
- Doellingeria umbellata

Liatris
- Liatris punctata
- Liatris ligulistylis

Cynara
- Cynara scolymus: Artichoke
- Cynara cardunculus
- Cynara scolymus
- Cynara scolymus

Elephantus
- Elephantopus elatus

Lactuca
- Lactuca serriola
- Lactuca muralis
- Lactuca sibirica
- Lactuca tatarica
- Prickly Lettuce: Lactuca serriola

Felicia
- Felicia amelloides
- Felicia echinata


Tanacetum
- Tanacetum vulgare
- Tanacetum vulgare
- Tanacetum vulgare
- Tanacetum parthenium

Ambrosia
- A Close-up View of Common and Grea...
- Ambrosia artemisiifolia
- Ambrosia artemisiifolia
- Ambrosia psilostachya
- Ambrosia trifida

Verbesina
- Verbesina alternifolia: Wingstem
- Verbesina crocata
- Verbesina occidentalis: Stickweed ...

Gazania
- Gazania sp.

Cichorium
- Cichorium intybus
- A Close-up View of Chicory
- Chicory: Cichorium intybus
- Cichorium intybus

Gynura
- Gynura bicolor
- Gynura bicolor
- Gynura segetum
- Gynura x sarmentosa

Helichrysum
- Helichrysum italicum

Hesperomannia
- Hesperomannia arbuscula

Tripleurospermum
- Tripleurospermum inodorum

Saussurea
- Saussurea alpina

Argyroxiphium
- Haleakala Silversword
- Argyroxiphium
- Argyroxiphium sandwicense ssp. mac...
- Greensword (Argyroxiphium grayanum )

Matricaria
- Matricaria inodora
- Matricaria maritima
- Matricaria chamomilla
- Matricaria matricarioides
- Matricaria matricarioides
- Pineapple-weed: Matricaria matrica...

Onopordum
- Onopordum illyricum

Polycalymma
- Polycalymma stuartii

Lygodesmia
- Lygodesmia juncea

Pityopsis
- Pityopsis - Grass-leaved Goldenasters

Osteospermum
- Osteospermum sp.

Montanoa
- Montanoa bipinnatifida

Nothocalais
- Nothocalais cuspidata

Packera
- Packera cana


Oclemena
- Oclemena nemoralis

Minuria
- Minuria cunninghamii

Othonna
- Othonna capensis
- Othonna gregorii

Mikania
- Mikania guaco: Guaco
- Mikania hirsutissima: Cipo Cabeludo

Petasites
- Petasites hybridus
- Petasites vulgaris

Oligoneuron
- Oligoneuron album

Lipochaeta
- Lipochaeta remyi

Helenium
- Helenium autumnale

Hymenoxys
- Hymenoxys richardsonii

Hypochoeris
- Common Catsear or False Dandelion:...
- Hypochaeris radicata

Inula
- Inula crithmoides
- Inula dysenterica
- Inula helenium
- Inula viscosa

Hymenopappus
- Hymenopappus filifolius

Heterotheca
- Goldenasters

Lapsana
- Lapsana communis
- Lapsana communis

Leontodon
- Leontodon autumnalis
- Leontodon taraxacoides

Leontopodium
- Leontopodium alpinum

Ligularia
- Ligularia tussilaginea aureomaculata

Lagenifera
- Lagenifera maviensis

Kleinia
- Kleinia articulata
- Kleinia repens
- Kleinia tomentosa

Krigia
- Dwarf Dandelion: Krigia oppositifo...

Taraxacum
- Taraxacum spectabile

Tetramolopium
- Tetramolopium filiforme
- Tetramolopium humile

Townsendia
- Townsendia exscapa

Stevia
- Stevia rebaudiana: Stevia

Symphyotrichum
- Symphyotrichum
- Symphyotrichum boreale
- Symphyotrichum campestre var. camp...
- Symphyotrichum ericoides
- Symphyotrichum lanceolatum

Tagetes
- Plant Cultures: Marigold

Tragopogon
- Goatsbeard Clock
- Tragopogon dubius: Goats-beard or ...

Wedelia
- Wedelia trilobata

Wilkesia
- Wilkesia gymnoxiphium

Xanthium
- Xanthium sibiricum
- Xanthium spinosum
- Xanthium spinosum: Spiny Cocklebur
- Xanthium strumarium
- Xanthium strumarium: Common Cocklebur

Youngia
- Youngia japonica

Tridax
- Tridax procumbens
- Tridax procumbens

Trixis
- Trixis californica

Tussilago
- Tussilago farfara
- Tussilago farfara

Vernonia
- Vernonia noveboracensis: New York ...
- Vernonia mespilifolia
- Vernonia menthaefolia
- Vernonia aronifolia

Zizia
- Zizia aptera

Polymnia
- Polymnia uvedalia

Prenanthes
- Prenanthes alba
- Prenanthes racemosa

Ratibida
- Ratibida columnifera

Rudbeckia
- Black-eyed Susan
- Rudbeckia hirta

Schkuhria
- Schkuhria pinnata: Canchalagua

Scolymus
- Scolymus cardunculus

Soliva
- Soliva pterosperma: Lawn Burweed

Senecio Senecio confusus
- Senecio confusus
- Senecio confusus

Senecio Senecio mikanioides
- Senecio mikanioides

Senecio Senecio petasites
- Senecio petasites
- Senecio petasites

Shinnersoseris
- Shinnersoseris rostrata

Smallanthus
- Smallanthus uvedalia: Yellow-flowe...
- Smallanthus sonchifolius: Yacon

Ayapana
- Ayapana triplinervis: Ayapana

Baccharis
- Baccharis angustifolia
- Baccharis genistelloides: Carqueja
- Baccharis halimifolia

Bellis
- Bellis perennis
- The English Daisy: Bellis perennis

Berlandiera
- Berlandiera lyrata

Boltonia
- Boltonia asteroides

Centaurea Centaurea solstitialis
- Centaurea solstitialis (Yellow Sta...
- Centaurea solstitialis L. (Yellow ...
- Fact Sheet No. 1: Yellow Starthistle
- Progress in Yellow Starthistle Bio...
- Yellow Starthistle - UC Pest Manag...
- Yellow Starthistle Biology and Control
- Yellow Starthistle Information

Carduus
- Carduus acanthoides
- Carduus nutans
- Musk Thistle or Nodding Thistle: C...
- Plumeless Thistle: Carduus acanthoides

Carlina
- Carlina vulgaris

Carphephorus
- Carphephorus spp: Chaffhead and Va...

Centaurea
- Centaurea nigra
- Centaurea tauromenitana
- Cornflower or Bachelors Buttons: C...
- Purple Starthistle Identification
- Spotted Knapweed or Star Thistle: ...
- Centaurea cyanus
- Centaurea calcitrapa
- A Close-up View of Brown Knapweed

Chamaemelum
- Chamaemelum nobilis
- Asteraceae
- Compositae
- Keirs Botanical Photo Archive - As...
- Seedpods of the Asteraceae Family
- The Asteraceae (Compositae)

Achyrocline
- Achyrocline satureoides: Macela

Ageratum
- Ageratum conyzoides
- Ageratum conyzoides

Anaphalis
- Anaphalis margaritacea

Antennaria
- Antennaria dioica
- Antennaria neglecta (Field Pussytoes)
- Antennaria rosea

Achillea
- Achillea sibirica
- Achillea ptarmica
- Achillea ligustica
- Achillea millefolium
- Achillea millefolium
- Achillea millefolium
- Achillea millefolium
- Achillea millefolium
- Achillea ptarmica

Anthemis
- Anthemis arvensis
- Anthemis ismelia
- Anthemis maritima
- Mayweed Chamomile: Anthemis cotula

Arnica
- Arnica cordifolia
- Arnica fulgens
- Arnica montana

Artemisia
- Artemisia desertorum
- Artemisia mauiensis
- Artemisia sp.
- Artemisia vulgaris
- Artemisia vulgaris
- Mugwort: Artemisia vulgaris
- Artemisia argyi
- Artemisia arborescens

Dendroseris
- Dendroseris litoralis
- Dendroseris pruinata

Emilia
- Emilia fosbergii
- Emilia sonchifolia

Encelia
- The genus Encelia and its relatives

Erechtites
- Erechtites valerianaefolia
- Fireweed or American Burnweed: Ere...

Eriocephalus
- Eriocephalus africanus

Dubautia
- Dubautia

Echinacea
- Echinacea
- Echinacea angustifolia
- Echinacea angustifolia
- Echinacea pallida
- Echinacea purpurea

Echinops
- Echinops sp.

Eclipta
- Eclipta: Eclipta prostrata
- Eclipta alba

Grindelia
- Grindelia squarrosa

Gutierrezia
- Gutierrezia sarothrae

Gymnocoronis
- Gymnocoronis spilanthoides

Eurybia
- Eurybia conspicua

Gaillardia
- Gaillardia aristata
- Gaillardia aristata
- Gaillardia aristata

Galinsoga
- Hairy Galinsoga: Galinsoga ciliata

Gerbera
- A Close-up View of the Gerbera Daisy

Gnaphalium
- Gnaphalium supinum
- Gnaphalium uliginosum
- Gnaphalium uliginosum
- Purple Cudweed: Gnaphalium purpureum
- Gnaphalium sandwicensium
- Gnaphalium polycephalum

Haplopappus
- Haplopappus nuttallii

Chrysothamnus
- Chrysothamnus nauseosus

Cirsium
- A Close-up View of the Canadian Th...
- A Close-up View of Two Thistles
- Bull Thistle: Cirsium vulgare
- Canada Thistle: Cirsium arvense
- Cirsium arvense
- Cirsium heterophyllum
- Cirsium incanum
- Cirsium occidentale var. californicum
- Cirsium palustre
- Cirsium setosum
- Cirsium undulatum
- Cirsium vulgare
- Tall Thistle: Cirsium altissimum

Chondrilla
- Chondrilla juncea

Chrysanthemum
- Chrysanthemum coronarium (Crown Daisy)
- Chrysanthemum foeniculaceum
- Chrysanthemum frutescens
- Chrysanthemum leucanthemum
- Chrysanthemum leucanthemum
- Chrysanthemum segetum
- Leucanthemum vulgare
- Oxeye Daisy: Chrysanthemum leucant...

Chrysopsis
- Chrysopsis gossypina ssp. cruiseana
- Chrysopsis gossypina ssp. gossypina
- Chrysopsis gossypina ssp. hyssopifolia
- Chrysopsis linearifolia
- Chrysopsis mariana
- Chrysopsis subulata
- Chrysopsis villosa
- Chrysopsis godfreyi
- Chrysopsis floridana
- Chrysopsis

Craspedia
- Craspedia pleiocephala

Crepis
- Crepis capillaris
- Crepis paludosa
- Crepis tectorum
- Crepis tectorum
- Smooth Hawksbeard: Crepis capillaris

Dahlia
- Dahlia
- Dahlia imperialis

Coreopsis
- A Close-up View of the Plains Core...

Conyza
- Conyza canadensis
- Horseweed or Marestail: Conyza can...