Image Recruiting List - California Invasive Plant Inventory from California Invasive Plant Council


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The California Invasive Plant Inventory categorizes non-native invasive plants that threaten the state's wildlands. Categorization is based on an assessment of the ecological impacts of each plant. The Inventory represents the best available knowledge of invasive plant experts in the state. However, it has no regulatory authority, and should be used with full understanding of the limitations described below. California is home to 4,200 native plant species, and is recognized internationally as a "biodiversity hotspot." Approximately 1,800 non-native plants also grow in the wild in the state. A small number of these, approximately 200, are the ones that this Inventory considers invasive. Improved understanding of their impacts will help those working to protect California's treasured biodiversity.

Wiki Article Scientific Name Images Complete Collection Recruiting Note
Euphorbia oblongata* Euphorbia oblongata 0 No No
Gazania linearis* Gazania linearis 0 No No
Glebionis coronaria* Glebionis coronaria 0 No No
Hordeum marinum* Hordeum marinum 0 No No
Limonium ramosissimum* Limonium ramosissimum 0 No No
Ludwigia grandiflora ssp. hexapetala* Ludwigia grandiflora ssp. hexapetala 0 No No
Nassella manicata* Nassella manicata 0 No No
Ononis alopecuroides* Ononis alopecuroides 0 No No
Pyracantha crenulata* Pyracantha crenulata 0 No No
Retama monosperma* Retama monosperma 0 No No
Spartina foliosa x alterniflora* Spartina foliosa x alterniflora 0 No No
Stipa capensis* Stipa capensis 0 No No
Vallisneria australis* Vallisneria australis 0 No No
Watsonia meriana* Watsonia meriana 0 No No
Brachypodium sylvaticum* Brachypodium sylvaticum 1 No No
Ehrharta longiflora* Ehrharta longiflora 1 No No
Rumex spinosus* Rumex spinosus 1 No No
Tamarix gallica* Tamarix gallica 1 No No
Conicosia pugioniformis* Conicosia pugioniformis 2 No No
Cytisus striatus* Cytisus striatus 2 No No
Rytidosperma penicillatum* Rytidosperma penicillatum 2 No No
Spartina anglica* Spartina anglica 2 No No
Spartina patens* Spartina patens 2 No No
Tamarix chinensis* Tamarix chinensis 2 No No
Zostera japonica* Zostera japonica 2 No No
Brachypodium distachyon* Brachypodium distachyon 3 No No
Hedera canariensis* Hedera canariensis 3 No No
Limnobium laevigatum* Limnobium laevigatum 3 No No
Myosotis latifolia* Myosotis latifolia 3 No No
Salsola soda* Salsola soda 3 No No
Asparagus asparagoides* Asparagus asparagoides 4 No 115249
Bellardia trixago* Bellardia trixago 4 No No
Carthamus lanatus* Carthamus lanatus 4 No No
Centaurea debeauxii* Centaurea debeauxii 4 No No
Dipsacus sativus* Dipsacus sativus 4 No No
Dittrichia graveolens* Dittrichia graveolens 4 No No
Erechtites glomeratus* Erechtites glomeratus 4 No No
Helichrysum petiolare* Helichrysum petiolare 4 No No
Helminthotheca echioides* Helminthotheca echioides 4 No No
Phalaris aquatica* Phalaris aquatica 4 No No
Piptatherum miliaceum* Piptatherum miliaceum 4 No No
Spartina densiflora* Spartina densiflora 4 No No
Vulpia myuros* Vulpia myuros 4 No No
Carpobrotus chilensis* Carpobrotus chilensis 5 No No
Cynosurus echinatus* Cynosurus echinatus 5 No No
Ehrharta calycina* Ehrharta calycina 5 No No
Eucalyptus camaldulensis* Eucalyptus camaldulensis 5 No No
Hordeum murinum* Hordeum murinum 5 No No
Pyracantha angustifolia* Pyracantha angustifolia 5 No No
Salsola paulsenii* Salsola paulsenii 5 No No
Cakile maritima* Cakile maritima 6 No No
Crocosmia x crocosmiiflora* Crocosmia x crocosmiiflora 6 No No
Ehrharta erecta* Ehrharta erecta 6 No No
Euphorbia terracina* Euphorbia terracina 6 No No
Undaria pinnatifida* Undaria pinnatifida 6 No No
Mentha pulegium* Mentha pulegium 7 No No
Spartina alterniflora* Spartina alterniflora 7 No No
Agrostis avenacea* Agrostis avenacea 8 No No
Bromus diandrus* Bromus diandrus 8 No No
Cotula coronopifolia* Cotula coronopifolia 8 No No
Lobularia maritima* Lobularia maritima 8 No No
Schismus arabicus* Schismus arabicus 8 No No
Sisymbrium irio* Sisymbrium irio 8 No No
Avena barbata* Avena barbata 9 No No
Brassica nigra* Brassica nigra 9 No No
Briza maxima* Briza maxima 9 No No
Bromus japonicus* Bromus japonicus 9 No No
Bromus rubens* Bromus rubens 9 No No
Cordyline australis* Cordyline australis 9 No No
Erica lusitanica* Erica lusitanica 9 No No
Mesembryanthemum crystallinum* Mesembryanthemum crystallinum 9 No No
Torilis arvensis* Torilis arvensis 9 No No
Trifolium hirtum* Trifolium hirtum 9 No No
Aegilops triuncialis* Aegilops triuncialis 10 No No
Agrostis stolonifera* Agrostis stolonifera 10 No No
Genista monspessulana* Genista monspessulana 10 No No
Glyceria declinata* Glyceria declinata 10 No No
Parentucellia viscosa* Parentucellia viscosa 10 No No
Schismus barbatus* Schismus barbatus 10 No No
Spartium junceum* Spartium junceum 10 No No
Bassia hyssopifolia* Bassia hyssopifolia 11 No No
Bromus hordeaceus* Bromus hordeaceus 11 No No
Myoporum laetum* Myoporum laetum 11 No No
Carpobrotus edulis* Carpobrotus edulis 12 No No
Echium candicans* Echium candicans 12 No No
Hirschfeldia incana* Hirschfeldia incana 12 No No
Lepidium chalepense* Lepidium chalepense 12 No No
Lythrum hyssopifolia* Lythrum hyssopifolia 12 No No
Polypogon monspeliensis* Polypogon monspeliensis 12 No No
Tamarix parviflora* Tamarix parviflora 12 No No
Acacia melanoxylon* Acacia melanoxylon 13 No No
Hypericum canariense* Hypericum canariense 13 No No
Brassica tournefortii* Brassica tournefortii 14 No No
Saccharum ravennae* Saccharum ravennae 14 No No
Centaurea melitensis* Centaurea melitensis 15 No No
Lepidium appelianum* Lepidium appelianum 15 No No
Oxalis pes-caprae* Oxalis pes-caprae 15 No No
Schinus molle* Schinus molle 15 No No
Tetragonia tetragonioides* Tetragonia tetragonioides 15 No No
Washingtonia robusta* Washingtonia robusta 15 No No
Ammophila arenaria* Ammophila arenaria 16 No No
Cynara cardunculus* Cynara cardunculus 16 No No
Hypochaeris glabra* Hypochaeris glabra 16 No No
Arctotheca calendula* Arctotheca calendula 17 No No
Arctotheca calendula* Arctotheca calendula 17 No No
Anthoxanthum odoratum* Anthoxanthum odoratum 19 No No
Digitalis purpurea* Digitalis purpurea 19 No No
Marrubium vulgare* Marrubium vulgare 19 No No
Pyracantha coccinea* Pyracantha coccinea 19 No No
Alhagi maurorum* Alhagi maurorum 20 No No
Carduus pycnocephalus* Carduus pycnocephalus 20 No No
Delairea odorata* Delairea odorata 20 No No
Geranium dissectum* Geranium dissectum 20 No No
Prunus cerasifera* Prunus cerasifera 20 No No
Centaurea calcitrapa* Centaurea calcitrapa 21 No No
Asphodelus fistulosus* Asphodelus fistulosus 22 No No
Atriplex semibaccata* Atriplex semibaccata 22 No No
Phoenix canariensis* Phoenix canariensis 22 No No
Cotoneaster pannosus* Cotoneaster pannosus 23 No No
Raphanus sativus* Raphanus sativus 23 No No
Centaurea virgata* Centaurea virgata 24 No No
Eucalyptus globulus* Eucalyptus globulus 24 No No
Descurainia sophia* Descurainia sophia 25 No No
Descurainia sophia* Descurainia sophia 25 No No
Medicago polymorpha* Medicago polymorpha 25 No No
Poa pratensis* Poa pratensis 25 No No
Erodium cicutarium* Erodium cicutarium 26 No No
Ludwigia peploides* Ludwigia peploides 26 No No
Carduus acanthoides* Carduus acanthoides 27 No No
Crataegus monogyna* Crataegus monogyna 28 No No
Ageratina adenophora* Ageratina adenophora 29 No No
Cortaderia selloana* Cortaderia selloana 29 No No
Cotoneaster franchetii* Cotoneaster franchetii 29 No No
Holcus lanatus* Holcus lanatus 29 No No
Sesbania punicea* Sesbania punicea 29 No No
Brassica rapa* Brassica rapa 30 No No
Foeniculum vulgare* Foeniculum vulgare 30 No No
Crupina vulgaris* Crupina vulgaris 31 No No
Ilex aquifolium* Ilex aquifolium 31 No No
Olea europaea* Olea europaea 31 No No
Salvia aethiopis* Salvia aethiopis 33 No No
Cotoneaster coriaceus* Cotoneaster coriaceus 34 No No
Cynoglossum officinale* Cynoglossum officinale 34 No No
Lolium perenne* Lolium perenne 35 No No
Nicotiana glauca* Nicotiana glauca 35 No No
Chondrilla juncea* Chondrilla juncea 36 No No
Sinapis arvensis* Sinapis arvensis 36 No No
Potamogeton crispus* Potamogeton crispus 37 No No
Pennisetum clandestinum* Pennisetum clandestinum 38 No No
Tamarix aphylla* Tamarix aphylla 39 No No
Zantedeschia aethiopica* Zantedeschia aethiopica 40 No No
Saponaria officinalis* Saponaria officinalis 41 No No
Vinca major* Vinca major 41 No No
Cortaderia jubata* Cortaderia jubata 42 No No
Rhaponticum repens* Rhaponticum repens 43 No No
Silybum marianum* Silybum marianum 43 No No
Halogeton glomeratus* Halogeton glomeratus 44 No No
Ricinus communis* Ricinus communis 44 No No
Rubus armeniacus* Rubus armeniacus 50 No No
Dactylis glomerata* Dactylis glomerata 51 No No
Cenchrus setaceus* Cenchrus setaceus 52 No No
Myriophyllum aquaticum* Myriophyllum aquaticum 55 No No
Hypochaeris radicata* Hypochaeris radicata 56 No No
Ficus carica* Ficus carica 58 No No
Avena fatua* Avena fatua 59 No No
Isatis tinctoria* Isatis tinctoria 59 No No
Plantago lanceolata* Plantago lanceolata 61 No No
Hypericum perforatum* Hypericum perforatum 64 No No
Rumex crispus* Rumex crispus 64 No No
Tanacetum vulgare* Tanacetum vulgare 65 No No
Egeria densa* Egeria densa 66 No No
Festuca arundinacea* Festuca arundinacea 67 No No
Salsola tragus* Salsola tragus 67 No No
Taeniatherum caput-medusae* Taeniatherum caput-medusae 67 No No
Dipsacus fullonum* Dipsacus fullonum 73 No No
Myriophyllum spicatum* Myriophyllum spicatum 78 No No
Reynoutria sachalinensis* Reynoutria sachalinensis 78 No No
Alternanthera philoxeroides* Alternanthera philoxeroides 82 No No
Ulex europaeus* Ulex europaeus 82 No No
Centaurea diffusa* Centaurea diffusa 86 No No
Linaria vulgaris* Linaria vulgaris 91 No No
Ranunculus repens* Ranunculus repens 92 No No
Salvinia molesta* Salvinia molesta 92 No No
Linaria dalmatica* Linaria dalmatica 95 No No
Cynodon dactylon* Cynodon dactylon 96 No No
Onopordum acanthium* Onopordum acanthium 99 No No
Cytisus scoparius* Cytisus scoparius 100 No No
Leucanthemum vulgare* Leucanthemum vulgare 105 No No
Conium maculatum* Conium maculatum 107 No No
Bassia scoparia* Bassia scoparia 111 No No
Schinus terebinthifolia* Schinus terebinthifolia 126 No No
Centaurea solstitialis* Centaurea solstitialis 144 No No
Arundo donax* Arundo donax 152 No No
Lepidium draba* Lepidium draba 152 No No
Iris pseudacorus* Iris pseudacorus 154 No No
Phytolacca americana* Phytolacca americana 154 No No
Verbascum thapsus* Verbascum thapsus 154 No No
Centaurea stoebe ssp. micranthos* Centaurea stoebe ssp. micranthos 155 No No
Rumex acetosella* Rumex acetosella 158 No No
Triadica sebifera* Triadica sebifera 161 No No
Carduus nutans* Carduus nutans 163 No No
Cirsium vulgare* Cirsium vulgare 164 No No
Tamarix ramosissima* Tamarix ramosissima 178 No No
Euphorbia esula* Euphorbia esula 182 No No
Lepidium latifolium* Lepidium latifolium 183 No No
Jacobaea vulgaris* Jacobaea vulgaris 184 No No
Hedera helix* Hedera helix 200 No No
Bromus tectorum* Bromus tectorum 203 No No
Eichhornia crassipes* Eichhornia crassipes 207 No No
Hydrilla verticillata* Hydrilla verticillata 208 No No
Elaeagnus angustifolia* Elaeagnus angustifolia 211 No No
Cirsium arvense* Cirsium arvense 344 No No
Robinia pseudoacacia* Robinia pseudoacacia 357 No No
Reynoutria japonica* Reynoutria japonica 398 No No