| Tàxon | Fitxa comparativa |
| Amaranthus blitoides | Amaranthus blitoides — Amaranthus graezicans sylvestris |
| Amaranthus deflexus | Amaranthus deflexus — Amaranthus muricatus |
| Amaranthus graezicans sylvestris | Amaranthus blitoides — Amaranthus graezicans sylvestris |
| Amaranthus hybridus | Amaranthus hybridus — Amaranthus retroflexus |
| Amaranthus muricatus | Amaranthus deflexus — Amaranthus muricatus |
| Amaranthus retroflexus | Amaranthus hybridus — Amaranthus retroflexus |
| Ammi majus | Daucus carota carota — Ammi majus |
| Anchusa arvensis arvensis | Anchusa arvensis arvensis — Anchusa azurea |
| Anchusa azurea | Anchusa arvensis arvensis — Anchusa azurea |
| Andropogon distachyos | Bothriochloa ischaemum — Andropogon distachyos |
| Anisantha diandra | Anisantha diandra — Anisantha sterilis |
| Anisantha madritensis | Anisantha madritensis — Anisantha rubens |
| Anisantha rubens | Anisantha madritensis — Anisantha rubens |
| Anisantha sterilis | Anisantha diandra — Anisantha sterilis |
| Anthemis arvensis | Anthemis arvensis — Matricaria chamomilla |
| Arenaria leptoclados | Arenaria leptoclados — Arenaria serpyllifolia |
| Arenaria serpyllifolia | Arenaria leptoclados — Arenaria serpyllifolia |
| Aristolochia paucinervis | Aristolochia paucinervis — Aristolochia rotunda rotunda |
| Aristolochia rotunda rotunda | Aristolochia paucinervis — Aristolochia rotunda rotunda |
| Artemisia verlotiorum | Artemisia verlotiorum — Artemisia vulgaris |
| Artemisia vulgaris | Artemisia verlotiorum — Artemisia vulgaris |
| Atriplex patula | Atriplex patula — Atriplex prostrata |
| Atriplex prostrata | Atriplex patula — Atriplex prostrata |
| Avena barbata barbata | Avena barbata barbata — Avena sterilis |
| Avena sterilis | Avena barbata barbata — Avena sterilis |
| Bellis perennis | Bellis perennis — Bellis sylvestris |
| Bellis sylvestris | Bellis perennis — Bellis sylvestris |
| Bothriochloa ischaemum | Bothriochloa ischaemum — Andropogon distachyos |
| Briza maxima | Briza maxima — Briza minor |
| Briza minor | Briza maxima — Briza minor |
| Bromus hordeaceus hordeaceus | Bromus hordeaceus hordeaceus — Bromus lanceolatus |
| Bromus lanceolatus | Bromus hordeaceus hordeaceus — Bromus lanceolatus |
| Capsella bursa-pastoris | Capsella bursa-pastoris — Capsella rubella |
| Capsella rubella | Capsella bursa-pastoris — Capsella rubella |
| Cardamine flexuosa | Cardamine flexuosa — Cardamine hirsuta |
| Cardamine hirsuta | Cardamine flexuosa — Cardamine hirsuta |
| Carduus pycnocephalus | Carduus pycnocephalus — Carduus tenuiflorus |
| Carduus tenuiflorus | Carduus pycnocephalus — Carduus tenuiflorus |
| Carex depressa basilaris | Carex depressa basilaris — Carex halleriana |
| Carex halleriana | Carex depressa basilaris — Carex halleriana |
| Carlina corymbosa hispanica | Carlina corymbosa hispanica — Carlina vulgaris spinosa |
| Carlina vulgaris spinosa | Carlina corymbosa hispanica — Carlina vulgaris spinosa |
| Centaurium erythraea erythraea | Centaurium erythraea erythraea — Centaurium pulchellum |
| Centaurium pulchellum | Centaurium erythraea erythraea — Centaurium pulchellum |
| Cerastium pumilum | Cerastium semidecandrum — Cerastium pumilum |
| Cerastium semidecandrum | Cerastium semidecandrum — Cerastium pumilum |
| Chenopodiastrum murale | Chenopodium album — Chenopodiastrum murale |
| Chenopodium album | Chenopodium album — Chenopodiastrum murale |
| Cicerbita muralis muralis | Lapsana communis — Cicerbita muralis muralis |
| Cistus monspeliensis | Cistus salviifolius — Cistus monspeliensis |
| Cistus salviifolius | Cistus salviifolius — Cistus monspeliensis |
| Clematis flammula | Clematis flammula — Clematis vitalba |
| Clematis vitalba | Clematis flammula — Clematis vitalba |
| Clinopodium nepeta ascendens | Clinopodium nepeta ascendens — Clinopodium nepeta sprunneri |
| Clinopodium nepeta ascendens | Clinopodium nepeta ascendens — Clinopodium nepeta sylvaticum |
| Clinopodium nepeta sprunneri | Clinopodium nepeta ascendens — Clinopodium nepeta sprunneri |
| Clinopodium nepeta sylvaticum | Clinopodium nepeta ascendens — Clinopodium nepeta sylvaticum |
| Convolvulus althaeoides | Convolvulus althaeoides — Convolvulus arvensis — Convolvulus cantabrica |
| Convolvulus arvensis | Convolvulus althaeoides — Convolvulus arvensis — Convolvulus cantabrica |
| Convolvulus cantabrica | Convolvulus althaeoides — Convolvulus arvensis — Convolvulus cantabrica |
| Convolvulus sepium | Convolvulus sepium — Convolvulus silvaticus |
| Convolvulus silvaticus | Convolvulus sepium — Convolvulus silvaticus |
| Cota triumfettii | Cota triumfettii — Tanacetum corymbosum |
| Cotoneaster coriaceus | Cotoneaster coriaceus — Cotoneaster pannosus.jpg |
| Cotoneaster pannosus.jpg | Cotoneaster coriaceus — Cotoneaster pannosus.jpg |
| Cynodon dactylon | Cynodon dactylon — Digitaria sanguinalis |
| Cytisus arboreus catalaunicus | Cytisus arboreus catalaunicus — Cytisus scoparius scoparius |
| Cytisus scoparius scoparius | Cytisus arboreus catalaunicus — Cytisus scoparius scoparius |
| Cytisus spinosus | Cytisus spinosus — Ulex parviflorus parviflorus |
| Datura ferox | Datura stramonium — Datura ferox |
| Datura stramonium | Datura stramonium — Datura ferox |
| Daucus carota carota | Daucus carota carota — Ammi majus |
| Daucus carota carota | Daucus carota carota — Torilis arvensis neglecta |
| Digitaria sanguinalis | Cynodon dactylon — Digitaria sanguinalis |
| Dittrichia viscosa viscosa | Dittrichia viscosa viscosa — Solidago virgaurea |
| Dysphania botrys | Dysphania botrys — Dysphania pumilio |
| Dysphania pumilio | Dysphania botrys — Dysphania pumilio |
| Echinochloa colona | Echinochloa crus-galli — Echinochloa colona |
| Echinochloa crus-galli | Echinochloa crus-galli — Echinochloa colona |
| Echium plantagineum | Echium vulgare pustulatum — Echium plantagineum |
| Echium vulgare pustulatum | Echium vulgare pustulatum — Echium plantagineum |
| Eleusine indica | Eleusine tristachya — Eleusine indica |
| Eleusine tristachya | Eleusine tristachya — Eleusine indica |
| Erica arborea | Erica arborea — Erica scoparia scoparia |
| Erica scoparia scoparia | Erica arborea — Erica scoparia scoparia |
| Erigeron bonariensis | Erigeron bonariensis — Erigeron sumatrensis |
| Erigeron canadensis | Symphyotrichum squamatum — Erigeron canadensis |
| Erigeron sumatrensis | Erigeron bonariensis — Erigeron sumatrensis |
| Erodium cicutarium | Erodium cicutarium — Erodium moschatum |
| Erodium moschatum | Erodium cicutarium — Erodium moschatum |
| Ervilia hirsuta | Ervilia hirsuta — Vicia disperma |
| Euphorbia maculata | Euphorbia maculata — Euphorbia prostrata |
| Euphorbia prostrata | Euphorbia maculata — Euphorbia prostrata |
| Fallopia convolvulus | Fallopia convolvulus — Fallopia dumetorum |
| Fallopia dumetorum | Fallopia convolvulus — Fallopia dumetorum |
| Filago germanica | Filago germanica — Filago pyramidata |
| Filago pyramidata | Filago germanica — Filago pyramidata |
| Fragaria vesca vesca | Fragaria vesca vesca — Potentilla montana |
| Fraxinus angustifolia | Fraxinus angustifolia — Fraxinus excelsior excelsior |
| Fraxinus excelsior excelsior | Fraxinus angustifolia — Fraxinus excelsior excelsior |
| Fumaria bastardii | Fumaria officinalis officinalis — Fumaria bastardii |
| Fumaria officinalis officinalis | Fumaria officinalis officinalis — Fumaria bastardii |
| Galeopsis ladanum | Galeopsis ladanum — Galeopsis tetrahit tetrahit |
| Galeopsis tetrahit tetrahit | Galeopsis ladanum — Galeopsis tetrahit tetrahit |
| Geranium columbinum | Geranium columbinum — Geranium dissectum |
| Geranium dissectum | Geranium columbinum — Geranium dissectum |
| Geranium molle | Geranium molle — Geranium rotundifolium |
| Geranium purpureum | Geranium robertianum — Geranium purpureum |
| Geranium robertianum | Geranium robertianum — Geranium purpureum |
| Geranium rotundifolium | Geranium molle — Geranium rotundifolium |
| Gladiolus communis | Gladiolus communis — Gladiolus italicus |
| Gladiolus italicus | Gladiolus communis — Gladiolus italicus |
| Helminthotheca echioides | Helminthotheca echioides — Picris hieracioides |
| Helosciadium nodiflorum | Helosciadium nodiflorum — Nasturtium officinale |
| Herniaria glabra | Herniaria glabra — Herniaria hirsuta hirsuta |
| Herniaria hirsuta hirsuta | Herniaria glabra — Herniaria hirsuta hirsuta |
| Hirschfeldia incana | Hirschfeldia incana — Sisymbrium officinale |
| Holcus lanatus lanatus | Holcus lanatus lanatus — Holcus mollis |
| Holcus mollis | Holcus lanatus lanatus — Holcus mollis |
| Hordeum murinum leporinum | Hordeum murinum leporinum — Hordeum murinum murinum |
| Hordeum murinum murinum | Hordeum murinum leporinum — Hordeum murinum murinum |
| Hyparrhenia hirta | Hyparrhenia hirta — Hyparrhenia sinaica |
| Hyparrhenia sinaica | Hyparrhenia hirta — Hyparrhenia sinaica |
| Juniperus communis | Juniperus communis — Juniperus oxycedrus |
| Juniperus oxycedrus | Juniperus communis — Juniperus oxycedrus |
| Kickxia elatine elatine | Kickxia elatine elatine — Kickxia spuria integrifolia |
| Kickxia spuria integrifolia | Kickxia elatine elatine — Kickxia spuria integrifolia |
| Lactuca serriola | Lactuca serriola — Lactuca virosa |
| Lactuca virosa | Lactuca serriola — Lactuca virosa |
| Lamium amplexicaule | Lamium amplexicaule — Lamium hybridum — Lamium purpureum |
| Lamium hybridum | Lamium amplexicaule — Lamium hybridum — Lamium purpureum |
| Lamium purpureum | Lamium amplexicaule — Lamium hybridum — Lamium purpureum |
| Lapsana communis | Lapsana communis — Cicerbita muralis muralis |
| Lathyrus cicera | Lathyrus cicera — Lathyrus sphaericus |
| Lathyrus latifolius | Lathyrus latifolius — Lathyrus tingitanus |
| Lathyrus sphaericus | Lathyrus cicera — Lathyrus sphaericus |
| Lathyrus tingitanus | Lathyrus latifolius — Lathyrus tingitanus |
| Lonicera implexa | Lonicera implexa — Lonicera periclymenum — Lonicera japonica |
| Lonicera japonica | Lonicera implexa — Lonicera periclymenum — Lonicera japonica |
| Lonicera periclymenum | Lonicera implexa — Lonicera periclymenum — Lonicera japonica |
| Lotus corniculatus | Lotus corniculatus — Lotus pedunculatus |
| Lotus pedunculatus | Lotus corniculatus — Lotus pedunculatus |
| Malva multiflora | Malva sylvestris — Malva multiflora |
| Malva neglecta | Malva parviflora — Malva nicaeensis — Malva neglecta — Malva sylvestris |
| Malva nicaeensis | Malva parviflora — Malva nicaeensis — Malva neglecta — Malva sylvestris |
| Malva parviflora | Malva parviflora — Malva nicaeensis — Malva neglecta — Malva sylvestris |
| Malva sylvestris | Malva parviflora — Malva nicaeensis — Malva neglecta — Malva sylvestris |
| Malva sylvestris | Malva sylvestris — Malva multiflora |
| Matricaria chamomilla | Anthemis arvensis — Matricaria chamomilla |
| Melica minuta latifolia | Melica minuta latifolia — Melica uniflora |
| Melica uniflora | Melica minuta latifolia — Melica uniflora |
| Mercurialis annua | Mercurialis annua — Mercurialis perennis |
| Mercurialis perennis | Mercurialis annua — Mercurialis perennis |
| Mesembryanthemum ×vascosilvae | Mesembryanthemum cordifolium — Mesembryanthemum ×vascosilvae |
| Mesembryanthemum cordifolium | Mesembryanthemum cordifolium — Mesembryanthemum ×vascosilvae |
| Moehringia pentandra | Moehringia pentandra — Moehringia trinervia |
| Moehringia trinervia | Moehringia pentandra — Moehringia trinervia |
| Myosotis arvensis arvensis | Myosotis arvensis arvensis — Myosotis ramosissima ramosissima |
| Myosotis ramosissima ramosissima | Myosotis arvensis arvensis — Myosotis ramosissima ramosissima |
| Nasturtium officinale | Helosciadium nodiflorum — Nasturtium officinale |
| Oenothera glazioviana | Oenothera glazioviana — Oenothera oehlkersii |
| Oenothera oehlkersii | Oenothera glazioviana — Oenothera oehlkersii |
| Oloptum miliaceum | Oloptum miliaceum — Oloptum thomasii |
| Oloptum thomasii | Oloptum miliaceum — Oloptum thomasii |
| Oxalis corniculata | Oxalis corniculata — Oxalis dillenii |
| Oxalis dillenii | Oxalis corniculata — Oxalis dillenii |
| Papaver dubium dubium | Papaver rhoeas — Papaver dubium dubium |
| Papaver rhoeas | Papaver rhoeas — Papaver dubium dubium |
| Paspalum dilatatum | Paspalum dilatatum — Paspalum distichum |
| Paspalum distichum | Paspalum dilatatum — Paspalum distichum |
| Persicaria hydropiper | Persicaria hydropiper — Persicaria lapathifolia — Persicaria mitis — Persicaria maculosa |
| Persicaria lapathifolia | Persicaria hydropiper — Persicaria lapathifolia — Persicaria mitis — Persicaria maculosa |
| Persicaria maculosa | Persicaria hydropiper — Persicaria lapathifolia — Persicaria mitis — Persicaria maculosa |
| Persicaria mitis | Persicaria hydropiper — Persicaria lapathifolia — Persicaria mitis — Persicaria maculosa |
| Petrosedum rupestre | Petrosedum rupestre — Petrosedum sediforme sediforme |
| Petrosedum sediforme sediforme | Petrosedum rupestre — Petrosedum sediforme sediforme |
| Phillyrea ×emporitana | Phillyrea angustifolia — Phillyrea ×emporitana — Phillyrea latifolia |
| Phillyrea angustifolia | Phillyrea angustifolia — Phillyrea ×emporitana — Phillyrea latifolia |
| Phillyrea latifolia | Phillyrea angustifolia — Phillyrea ×emporitana — Phillyrea latifolia |
| Phillyrea latifolia | Phillyrea latifolia — Rhamnus alaternus |
| Picris hieracioides | Helminthotheca echioides — Picris hieracioides |
| Pinus halepensis | Pinus halepensis — Pinus pinaster — Pinus pinea — Pinus radiata |
| Pinus pinaster | Pinus halepensis — Pinus pinaster — Pinus pinea — Pinus radiata |
| Pinus pinea | Pinus halepensis — Pinus pinaster — Pinus pinea — Pinus radiata |
| Pinus radiata | Pinus halepensis — Pinus pinaster — Pinus pinea — Pinus radiata |
| Pistacia ×saportae | Pistacia lentiscus — Pistacia ×saportae — Pistacia terebinthus |
| Pistacia lentiscus | Pistacia lentiscus — Pistacia ×saportae — Pistacia terebinthus |
| Pistacia terebinthus | Pistacia lentiscus — Pistacia ×saportae — Pistacia terebinthus |
| Plantago lagopus | Plantago lanceolata — Plantago lagopus |
| Plantago lanceolata | Plantago lanceolata — Plantago lagopus |
| Plantago major intermedia | Plantago major major — Plantago major intermedia |
| Plantago major major | Plantago major major — Plantago major intermedia |
| Poa pratensis pratensis | Poa pratensis pratensis — Poa trivialis trivialis |
| Poa trivialis trivialis | Poa pratensis pratensis — Poa trivialis trivialis |
| Populus ×canadensis | Populus ×canadensis — Populus nigra |
| Populus ×canescens | Populus alba — Populus ×canescens — Populus tremula tremula |
| Populus alba | Populus alba — Populus ×canescens — Populus tremula tremula |
| Populus nigra | Populus ×canadensis — Populus nigra |
| Populus tremula tremula | Populus alba — Populus ×canescens — Populus tremula tremula |
| Potentilla montana | Fragaria vesca vesca — Potentilla montana |
| Prunella grandiflora | Prunella grandiflora — Prunella vulgaris |
| Prunella vulgaris | Prunella grandiflora — Prunella vulgaris |
| Ranunculus acris despectus | Ranunculus acris despectus — Ranunculus bulbosus — Ranunculus repens |
| Ranunculus bulbosus | Ranunculus acris despectus — Ranunculus bulbosus — Ranunculus repens |
| Ranunculus parviflorus | Ranunculus sardous — Ranunculus parviflorus |
| Ranunculus repens | Ranunculus acris despectus — Ranunculus bulbosus — Ranunculus repens |
| Ranunculus sardous | Ranunculus sardous — Ranunculus parviflorus |
| Rhamnus alaternus | Phillyrea latifolia — Rhamnus alaternus |
| Rumex cristatus | Rumex obtusifolius — Rumex cristatus |
| Rumex obtusifolius | Rumex obtusifolius — Rumex cristatus |
| Scabiosa atropurpurea | Scabiosa atropurpurea — Scabiosa columbaria |
| Scabiosa columbaria | Scabiosa atropurpurea — Scabiosa columbaria |
| Senecio lividus | Senecio vulgaris — Senecio lividus |
| Senecio vulgaris | Senecio vulgaris — Senecio lividus |
| Setaria adhaerens | Setaria verticillata — Setaria adhaerens |
| Setaria verticillata | Setaria verticillata — Setaria adhaerens |
| Sisymbrium officinale | Hirschfeldia incana — Sisymbrium officinale |
| Solanum chenopodioides | Solanum nigrum — Solanum chenopodioides |
| Solanum nigrum | Solanum nigrum — Solanum chenopodioides |
| Solidago virgaurea | Dittrichia viscosa viscosa — Solidago virgaurea |
| Sonchus asper asper | Sonchus oleraceus — Sonchus tenerrimus — Sonchus asper asper |
| Sonchus oleraceus | Sonchus oleraceus — Sonchus tenerrimus — Sonchus asper asper |
| Sonchus tenerrimus | Sonchus oleraceus — Sonchus tenerrimus — Sonchus asper asper |
| Stellaria media | Stellaria neglecta — Stellaria media |
| Stellaria neglecta | Stellaria neglecta — Stellaria media |
| Symphyotrichum squamatum | Symphyotrichum squamatum — Erigeron canadensis |
| Tanacetum corymbosum | Cota triumfettii — Tanacetum corymbosum |
| Torilis arvensis neglecta | Daucus carota carota — Torilis arvensis neglecta |
| Torilis arvensis neglecta | Torilis arvensis neglecta — Torilis arvensis purpurea |
| Torilis arvensis purpurea | Torilis arvensis neglecta — Torilis arvensis purpurea |
| Trifolium campestre | Trifolium campestre — Trifolium dubium |
| Trifolium dubium | Trifolium campestre — Trifolium dubium |
| Trifolium medium medium | Trifolium medium medium — Trifolium pratense pratense |
| Trifolium nigrescens nigrescens | Trifolium nigrescens nigrescens — Trifolium repens |
| Trifolium pratense pratense | Trifolium medium medium — Trifolium pratense pratense |
| Trifolium repens | Trifolium nigrescens nigrescens — Trifolium repens |
| Trifolium scabrum | Trifolium scabrum — Trifolium striatum brevidens |
| Trifolium striatum brevidens | Trifolium scabrum — Trifolium striatum brevidens |
| Typha domingensis | Typha domingensis — Typha latifolia |
| Typha latifolia | Typha domingensis — Typha latifolia |
| Ulex parviflorus parviflorus | Cytisus spinosus — Ulex parviflorus parviflorus |
| Urtica dioica dioica | Urtica dioica dioica — Urtica urens |
| Urtica urens | Urtica dioica dioica — Urtica urens |
| Verbascum pulverulentum | Verbascum sinuatum — Verbascum pulverulentum |
| Verbascum pulverulentum | Verbascum sinuatum — Verbascum pulverulentum |
| Verbascum sinuatum | Verbascum sinuatum — Verbascum pulverulentum |
| Verbascum sinuatum | Verbascum sinuatum — Verbascum pulverulentum |
| Veronica anagallis-aquatica anagallis-aquatica | Veronica anagallis-aquatica anagallis-aquatica — Veronica beccabunga beccabunga |
| Veronica beccabunga beccabunga | Veronica anagallis-aquatica anagallis-aquatica — Veronica beccabunga beccabunga |
| Veronica hederifolia | Veronica hederifolia — Veronica persica — Veronica polita |
| Veronica persica | Veronica hederifolia — Veronica persica — Veronica polita |
| Veronica polita | Veronica hederifolia — Veronica persica — Veronica polita |
| Vicia dasycarpa | Vicia incana — Vicia dasycarpa |
| Vicia disperma | Ervilia hirsuta — Vicia disperma |
| Vicia hybrida | Vicia lutea lutea — Vicia hybrida |
| Vicia incana | Vicia incana — Vicia dasycarpa |
| Vicia lutea lutea | Vicia lutea lutea — Vicia hybrida |
| Vinca difformis difformis | Vinca difformis difformis — Vinca major major |
| Viola alba denhardtii | Viola alba denhardtii — Viola riviniana |
| Viola reichenbachiana | Viola reichenbachiana — Viola riviniana |
| Viola riviniana | Viola alba denhardtii — Viola riviniana |
| Viola riviniana | Viola reichenbachiana — Viola riviniana |
| Vitis ×instabilis | Vitis vinifera — Vitis riparia — Vitis rupestris — Vitis ×instabilis |
| Vitis riparia | Vitis vinifera — Vitis riparia — Vitis rupestris — Vitis ×instabilis |
| Vitis rupestris | Vitis vinifera — Vitis riparia — Vitis rupestris — Vitis ×instabilis |
| Vitis vinifera | Vitis vinifera — Vitis riparia — Vitis rupestris — Vitis ×instabilis |
| Yucca aloifolia | Yucca gloriosa — Yucca aloifolia |
| Yucca gloriosa | Yucca gloriosa — Yucca aloifolia |