| familia | nombre científico | nombre vulgar |
| Alismataceae | Alisma plantago-aquatica | llantén de agua, urzain-belarra |
| Amaranthaceae | Amaranthus blitoides | bledo, sabia |
| | Amaranthus hybridus | bledo, sabia |
| | Amaranthus retroflexus [plántula >] | bledo, sabia |
| Boraginaceae | Heliotropium europaeum | verruguera, gira-eguzkia |
| Caryophyllaceae | Silene vulgaris [plántula >] | colleja, garikota |
| | Stellaria media [plántula >] | pamplina, hierba pajarera, sapa belar |
| Chenopodiaceae | Chenopodium album | cenizo, sabi hostozuria, ollabelarra |
| | Chenopodium vulvaria [plántula >] | sardinera |
| Compositae | Anacyclus clavatus | manzanilla loca |
| | Anthemis arvensis [plántula >] | manzanilla bastarda |
| | Calendula arvensis | caléndula, maravilla silvestre, basa ilena |
| | Cirsium arvense [plántula >] | cardo, gardua |
| | Conyza canadensis | |
| | Lactuca serriola [plántula >] | |
| | Picris echioides [plántula >] | |
| | Senecio vulgaris [plántula >] | zuzón, hierba cana, zorna-belarra |
| | Sonchus oleraceus [plántula >] | cerraja, gardabera |
| | Taraxacum officinale | diente de león, meacamas, txikori belar |
| | Xanthium echinatum | cadillo |
| | Xanthium spinosum [plántula >] | cachurrera menor |
| Convolvulaceae | Calystegia sepium | correhuela mayor, ezkiluntza |
| | Convolvulus arvensis [plántula >] | correhuela menor, ezkerte beltza |
| Cruciferae | Capsella bursa-pastoris [plántula >] | zurrón del pastor, artzain-zakua |
| | Cardaria draba | mastuerzo bárbaro, lanjina zuria |
| | Camelina microcarpa | |
| | Diplotaxis erucoides | rabaniza blanca |
| | Erucastrum nasturtiifolium | oruga salvaje |
| | Eruca vesicaria | oruga, beharki |
| | Malcolmia africana | |
| | Rapistrum rugosum | rabaniza amarilla |
| | Sinapis arvensis [plántula >] | lagina, mostaza silvestre, ziape |
| | Sisymbrium irio | matacandil |
| | Sisymbrium runcinatum | |
| Cuscutaceae | Cuscuta epithymum | cuscuta, cabellos de capuchino, kuskula |
| Cyperaceae | Cyperus difformis | juncia de agua |
| | Cyperus rotundus | castañuela |
| | Scirpus maritimus | juncia marina |
| | Scirpus mucronatus | |
| | Scirpus supinus | |
| Equisetaceae | Equisetum ramosissimum | equiseto, cola de caballo, azeribuztana |
| Euphorbiaceae | Euphorbia helioscopia | lechetrezna, esne-belarra |
| | Euphorbia peplus [plántula >] | lechetrezna, esne-belarra |
| | Euphorbia segetalis | lechetrezna, esne-belarra |
| | Euphorbia serrata | lechetrezna, esne-belarra |
| | Mercurialis annua [plántula >] | mercurial, urteroko-merkuriarra |
| Fumariaceae | Fumaria capreolata | fumaria, palomilla, negakina |
| | Fumaria officinalis [plántula >] | fumaria, palomilla, negakina |
| | Hypecoum imberbe | zadorija |
| | Platycapnos spicata | |
| Geraniaceae | Erodium ciconium | alfileres de pastor, moko-belarra |
| | Erodium cicutarium | alfileres de pastor, moko-belarra |
| | Erodium malacoides | alfileres de pastor, moko-belarra |
| | Geranium dissectum | |
| | Geranium molle | |
| | Geranium rotundifolium [plántula >] | |
| Gramineae | Alopecurus myosuroides | cola de zorra |
| | Avena barbata | avena loca, ballueca |
| | Avena fatua | avena loca, ballueca |
| | Avena sterilis | avena borde, ballueca |
| | Bromus catharticus | |
| | Bromus diandrus | bromo, larre-oloa |
| | Bromus madritensis | bromo, larre-oloa |
| | Bromus rubens | bromo, larre-oloa |
| | Cynodon dactylon | grama común, aski-motza |
| | Digitaria sanguinalis | garranchuela, oilar-buztana |
| | Echinochloa crus-galli | mutxitxa |
| | Leptochloa fusca subsp. fascicularis | |
| | Lolium rigidum | vallico |
| | Oryza sativa | arroz rojo, arroz salvaje, arroza |
| | Panicum capillare | |
| | Paspalum dilatatum | |
| | Paspalum paspalodes | |
| | Phalaris brachystachys | |
| | Phalaris coerulescens | |
| | Phalaris minor | |
| | Phalaris paradoxa | |
| | Poa annua [plántula >] | espiguilla |
| | Polypogon monspeliensis | mijo silvestre, flecos de lana |
| | Setaria pumila | |
| | Setaria verticillata | lagartera |
| | Sorghum halepense | sorgo, alcandia, basartoa, astamaiza |
| | Vulpia myuros | |
| Labiatae | Lamium amplexicaule [plántula >] | |
| | Lamium purpureum [plántula >] | |
| Leguminosae | Coronilla scorpioides | alacranera, alamina |
| | Lathyrus aphaca | afaca, astailarra |
| | Lathyrus hirsutus | |
| | Trifolium repens | trébol blanco, hiruzusta zuria |
| | Vicia sativa [plántula >] | veza, zuhain-zalkea |
| Liliaceae | Muscari comosum | nazarenos, ajipuerco |
| | Muscari neglectum | nazarenos, penitentes |
| Lythraceae | Ammannia robusta | |
| Malvaceae | Abutilon theophrasti | |
| | Althaea hirsuta | |
| | Malva sylvestris [plántula >] | malva, malba arrunta |
| Oxalidaceae | Oxalis corniculata [plántula >] | aleluya, mingotsa |
| | Oxalis latifolia | aleluya, barrabas belarra |
| Papaveraceae | Glaucium corniculatum | amapola loca, ostamina |
| | Papaver dubium [plántula >] | amapola, ababol, mitxoleta, urdamuturra |
| | Papaver rhoeas [plántula >] | amapola, ababol, mitxoleta, lo-belarra |
| | Roemeria hybrida | amapola violeta |
| Plantaginaceae | Plantago lanceolata | llantén menor, ezpata-plantaina |
| | Plantago major | llantén mayor, plantaina |
| Polygonaceae | Fallopia convolvulus [plántula >] | albohol, polígono trepador |
| | Persicaria maculosa | persicaria, astapiperra |
| | Polygonum aviculare [plántula >] | centidonia, lengua de pájaro, odolurra |
| | Rumex crispus | acedera, romaza, uztaoa, ziorlatza |
| | Rumex obtusifolius [plántula >] | acedera, romaza, lapaitza |
| Pontederiaceae | Heteranthera reniformis | |
| Portulacaceae | Portulaca oleracea [plántula >] | verdolaga, getozkia |
| Primulaceae | Anagallis arvensis [plántula >] | murajes, pasmo-belarra, izukeslea |
| Ranunculaceae | Adonis annua | |
| | Adonis microcarpa | |
| | Nigella gallica | neguilla |
| | Ranunculus arvensis [plántula >] | ranúnculo, botón de oro; urrebotoi |
| Resedaceae | Reseda phyteuma | gualdilla |
| Rosaceae | Aphanes arvensis [plántula >] | |
| | Potentilla reptans | cincoenrama, zaingorri, bostorri |
| Rubiaceae | Galium aparine [plántula >] | amor del hortelano, lapa, amodio-belar |
| | Galium tricornutum | |
| | Sherardia arvensis | |
| Scrophulariaceae | Chaenorhinum minus | |
| | Kickxia spuria | |
| | Lindernia dubia | |
| | Veronica hederifolia [plántula >] | |
| | Veronica persica [plántula >] | |
| Solanaceae | Datura stramonium [plántula >] | estramonio, asma-belarra |
| | Solanum nigrum [plántula >] | hierba mora, larre-oloa |
| Typhaceae | Typha latifolia | espadaña, anea, puros, artibia, lezka |
| Umbelliferae | Bupleurum rotundifolium | |
| | Caucalis platycarpos | |
| | Scandix pecten-veneris [plántula >] | peine de Venus, agujas de pastor |
| | Torilis arvensis [plántula >] | |
| | Torilis nodosa | |
| Valerianaceae | Valerianella rimosa | hierba de los canónigos, ardimihia |
