Fact Sheets (in black) and Comparison Charts (in purple)

Individual fact sheets contain text and figures to aid in the identification of a particular taxon. Comparison charts compare three or more taxa with hard-to-differentiate disseminules.

Alphabetical

 


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By Family

Alismataceae
Sagittaria
Sagittaria latifolia
Sagittaria longiloba
Sagittaria montevidensis

Amaranthaceae
Amaranthus
Amaranthus albus
Amaranthus blitoides
Amaranthus californicus
Amaranthus cruentus
Amaranthus hybridus
Amaranthus palmeri
Amaranthus powellii
Amaranthus retroflexus

Anacardiaceae
Toxicodendron diversilobum

Apiaceae
Anthriscus caucalis
Conium maculatum
Foeniculum vulgare
Torilis arvensis
Torilis nodosa

Asclepiadaceae
Asclepias
Asclepias eriocarpa
Asclepias erosa
Asclepias fascicularis

Asteraceae
Asteraceae—long beaks
Achillea millefolium
Ambrosia acanthicarpa
Ambrosia psilostachya
Ambrosia salsola
Anthemis cotula
Baccharis
Baccharis douglasii
Baccharis salicifolia
Baccharis sarothroides
Centaurea
Centaurea calcitrapa
Centaurea melitensis
Centaurea solstitialis
Centromadia pungens
Chondrilla juncea
Cirsium arvense
Cirsium vulgare
Conyza
Conyza bonariensis
Conyza canadensis
Conyza floribunda
Deinandra kelloggii
Deinandra pallida
Gamochaeta purpurea
Gnaphalium palustre
Helenium bigelovii
Helenium puberulum
Hypochaeris glabra
Hypochaeris radicata
Iva axillaris
Lactuca serriola
Logfia filaginoides
Logfia gallica
Matricaria discoidea
Onopordum acanthium ssp. acanthium
Pseudognaphalium+
Pseudognaphalium biolettii
Pseudognaphalium californicum
Pseudognaphalium luteoalbum
Pseudognaphalium stramineum
Senecio vulgaris
Silybum marianum
Sonchus
Sonchus arvensis
Sonchus asper ssp. asper
Sonchus oleraceus
Tagetes minuta
Tanacetum parthenium
Taraxacum officinale
Xanthium spinosum
Xanthium strumarium

Boraginaceae
Amsinckia
Amsinckia douglasiana
Amsinckia eastwoodiae
Amsinckia lycopsoides
Amsinckia menziesii
Amsinckia tessellata
Amsinckia vernicosa

Brassicaceae
Brassicaceae—oblong
Brassicaceae—round
Brassica juncea
Brassica napus
Brassica nigra
Brassica rapa
Capsella bursa-pastoris
Chorispora tenella
Descurainia sophia
Hirschfeldia incana
Lepidium
Lepidium appelianum
Lepidium chalepensis
Lepidium draba
Lepidium latifolium
Lepidium nitidum
Lepidium strictum
Lepidium virginicum
Planodes virginicum
Raphanus raphanistrum
Rorippa curvisiliqua
Rorippa palustris
Sinapis arvensis
Sisymbrium altissimum
Sisymbrium irio
Sisymbrium officinale
Sisymbrium orientale
Thlaspi arvense

Caryophyllaceae
Cerastium glomeratum
Silene gallica
Spergula arvensis
Stellaria media

Chenopodiaceae
Chenopodium album
Chenopodium murale
Kochia scoparia
Salsola tragus/paulsenii complex

Convolvulaceae
Convolvulus arvensis
Cuscuta
Cuscuta californica
Cuscuta campestris
Cuscuta indecora
Cuscuta salina
Cuscuta subinclusa
Ipomoea hederacea
Ipomoea purpurea
Ipomoea quamoclit

Cyperaceae
Cyperus eragrostis
Cyperus esculentus
Kyllinga breviflora

Euphorbiaceae
Croton setiger
Euphorbia/Croton
Euphorbia crenulata
Euphorbia maculata
Euphorbia ocellata
Euphorbia peplus
Euphorbia polycarpa
Euphorbia serpens
Euphorbia spathulata

Fabaceae
Medicago lupulina
Medicago polymorpha
Medicago sativa
Melilotus albus
Melilotus indicus
Melilotus officinalis
Trifolium repens
Vicia sativa ssp. nigra

Geraniaceae
Erodium
Erodium botrys
Erodium brachycarpum
Erodium cicutarium
Erodium moschatum
Erodium texanum
Geranium dissectum

Juncaceae
Juncus bufonius

Lamiaceae
Lamium amplexicaule
Marrubium vulgare

Liliaceae
Asparagus officinalis
Asphodelus fistulosus

Malvaceae
Abutilon theophrasti
Malva neglecta
Malva parviflora
Malvella leprosa

Montiaceae
Calandrinia ciliata
Claytonia perfoliata

Onagraceae
Epilobium brachycarpum
Oenothera laciniata

Oxalidaceae
Oxalis corniculata

Plantaginaceae
Linaria dalmatica ssp. dalmatica
Linaria maroccana
Nuttallanthus texanus
Plantago lanceolata
Plantago major
Veronica
Veronica americana
Veronica anagallis-aquatica
Veronica arvensis
Veronica peregrina ssp. xalapensis
Veronica persica

Poaceae
Agrostis avenacea
Agrostis stolonifera
Avena
Avena barbata
Avena fatua
Avena sativa
Bromus
Bromus arenarius
Bromus arizonicus
Bromus berteroanus
Bromus carinatus
Bromus catharticus
Bromus diandrus
Bromus hordeaceus
Bromus inermis ssp. inermis
Bromus japonicus
Bromus madritensis
Bromus tectorum
Cenchrus longispinus
Cenchrus spinifex
Chloris gayana
Chloris virgata
Cynodon dactylon
Dactylis glomerata
Dichanthelium acuminatum
Digitaria ischaemum
Digitaria sanguinalis
Distichlis spicata
Echinochloa
Echinochloa colona
Echinochloa crus-galli
Echinochloa crus-pavonis
Echinochloa muricata
Echinochloa oryzoides
Eleusine indica
Eragrostis
Eragrostis barrelieri
Eragrostis cilianensis
Eragrostis curvula
Eragrostis mexicana
Eragrostis minor
Eragrostis pectinacea
Eragrostis pilosa
Eriochloa acuminata var. acuminata
Eriochloa contracta
Festuca
Festuca arundinacea
Festuca occidentalis
Festuca rubra ssp. rubra
Holcus lanatus
Hordeum
Hordeum marinum
Hordeum murinum ssp. glaucum
Hordeum murinum ssp. leporinum
Hordeum murinum ssp. murinum
Leptochloa
Leptochloa fusca ssp. fascicularis
Leptochloa fusca ssp. uninervia
Leptochloa viscida
Lolium
Lolium multiflorum
Lolium perenne
Lolium rigidum
Lolium temulentum
Oryza sativa
Panicum
Panicum capillare
Panicum dichotomiflorum
Panicum urvilleanum
Paspalum dilatatum
Paspalum distichum
Pennisetum
Pennisetum ciliare
Pennisetum clandestinum
Pennisetum setaceum
Phalaris canariensis
Phalaris minor
Phragmites australis
Poa
Poa annua
Poa bulbosa ssp. vivipara
Poa pratensis ssp. pratensis
Poa secunda
Polypogon
Polypogon interruptus
Polypogon monspeliensis
Polypogon viridis
Rostraria cristata
Schismus arabicus
Schismus barbatus
Setaria
Setaria adhaerens
Setaria faberi
Setaria parviflora
Setaria pumila
Setaria verticillata
Setaria viridis
Sorghum
Sorghum almum
Sorghum bicolor
Sorghum halepense
Taeniatherum caput-medusae ssp. caput-medusae
Vulpia microstachys
Vulpia myuros

Polygonaceae
Persicaria/Polygonum/Rumex
Persicaria hydropiperoides
Persicaria lapathifolia
Persicaria maculosa
Persicaria punctata
Polygonum aviculare
Rumex
Rumex acetosella
Rumex conglomeratus
Rumex crispus

Portulacaceae
Portulaca oleracea

Primulaceae
Anagallis arvensis

Rubiaceae
Galium aparine

Scrophulariaceae
Verbascum thapsus
Verbascum virgatum

Solanaceae
Lycium/Physalis
Lycium andersonii
Lycium barbarum
Lycium cooperi
Physalis acutifolia
Physalis lancifolia
Physalis philadelphica
Solanum
Solanum americanum
Solanum dimidiatum
Solanum elaeagnifolium
Solanum nigrum
Solanum physalifolium
Solanum rostratum
Solanum triflorum
Solanum umbelliferum
Solanum xanti

Urticaceae
Urtica dioica
Urtica urens

Zygophyllaceae
Tribulus terrestris

 


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