Weed Research and Information Center

Weeds in natural areas

Common Names
 
A-B •• C •• D-G •• H-M •• N-R •• S-T •• U-Z
Scientific Names
 
A-B •• C-D •• E-H •• I-O •• P-R •• S-Z


SCIENTIFIC NAME COMMON NAME FAMILY
Cabomba caroliniana

Fanwort

Cabombaceae

Cakile maritima

Sea rocket

Brassicaceae

Capsella bursa-pastoris

Shepherd’s-purse

Brassicaceae

Cardaria chalepensis

Lens-podded whitetop

Brassicaceae

Cardaria draba

Hoary cress or whitetop

Brassicaceae

Cardaria pubescens

Hairy whitetop

Brassicaceae

Carduus acanthoides

Plumeless thistle

Asteraceae

Carduus nutans

Musk thistle

Asteraceae

Carduus pycnocephalus

Italian thistle

Asteraceae

Carduus tenuiflorus

Slenderflower thistle

Asteraceae

Carpobrotus edulis

Hottentot fig or iceplant

Aizoaceae

Carthamus lanatus

Woolly distaff thistle

Asteraceae

Carum carvi

Common caraway

Apiaceae

Catalpa bignonioides

Catalpa

Bignoniaceae

Cenchrus spp.

Sandburs

Poaceae

Centaurea calcitrapa

Purple starthistle

Asteraceae

Centaurea debeauxii

Meadow knapweed

Asteraceae

Centaurea diffusa

Diffuse knapweed

Asteraceae

Centaurea iberica

Iberian starthistle

Asteraceae

Centaurea melitensis

Malta starthistle or tocalote

Asteraceae

Centaurea solstitialis Yellow starthistle
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Asteraceae
Centaurea stoebe

Spotted knapweed

Asteraceae

Centaurea virgata ssp. squarrosa

Squarrose knapweed

Asteraceae

Ceratocephala testiculata

Bur buttercup

Ranunculaceae

Ceratophyllum demersum

Coontail

Ceratophyllaceae

Chara spp.

Chara

Characeae

Chenopodium album

Common lambsquarter

Chenopodiaceae

Chenopodium berlandieri

Netseed lambsquarter

Chenopodiaceae

Chondrilla juncea

Rush skeletonweed

Asteraceae

Chorispora tenella

Blue mustard

Brassicaceae

Chrysanthemum coronarium

Crowndaisy

Asteraceae

Chrysothamnus nauseosus

Rabbitbrush

Asteraceae

Cichorium intybus

Chicory

Asteraceae

Cirsium arvense

Canada thistle

Asteraceae

Cirsium vulgare

Bull thistle

Asteraceae

Clematis vitalba

Old-man’s-beard

Ranunculaceae

Conium maculatum

Poison-hemlock

Apiaceae

Convolvulus arvensis

Field bindweed

Convolvulaceae

Conyza bonariensis

Horseweed

Asteraceae

Conyza canadensis

Hairy fleabane

Asteraceae

Cortaderia jubata Jubatagrass
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Poaceae
Cortaderia selloana Pampasgrass
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Poaceae
Cotoneaster spp.

Cotoneasters

Rosaceae

Cotula australis

Southern brassbuttons

Asteraceae

Cotula coronopifolia

Brassbuttons

Asteraceae

Crataegus monogyna

English hawthorn

Rosaceae

Crocosmia x crocosmiflora

Crocosmia or Montbretia

Iridaceae

Crupina vulgaris

Common crupina

Asteraceae

Cuscuta japonica

Japanese or giant dodder

Cuscutaceae

Cynara cardunculus

Artichoke thistle

Asteraceae

Cynodon dactylon

Bermudagrass

Poaceae

Cynoglossum officinale

Houndstongue

Boraginaceae

Cynosurus echinatus

Hedgehog dogtailgrass

Poaceae

Cytisus scoparius

Scotch broom

Fabaceae

Dactylis glomerata

Orchardgrass

Poaceae

Daucus carota

Wild carrot

Apiaceae

Delairea odorata

Cape-ivy

Asteraceae

Descurainia sophia

Flixweed or tansymustard

Brassicaceae

Digitalis purpurea

Foxglove

Scrophulariaceae

Dipsacus fullonum

Common teasel

Dipsacaceae

Dipsacus laciniatus

Cutleaf teasel

Dipsacaceae

Dipsacus sativus

Fuller’s teasel

Dipsacaceae

Dittrichia graveolens

Stinkwort

Asteraceae