{ "schema_version": "1.0", "baseline": "Colorado noxious weed lists A, B and C", "source_id": "CO-rules-2025", "rule_effective": "2025-05-15", "scope_note": "A finite regulatory baseline, not a claim to encompass every plant that could be considered a weed. Salt cedar is one listing row containing two named species. Hybrids retain separate rows.", "entries": [ { "name": "African rue", "listed_taxon": "Peganum harmala", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "african-rue", "profile_taxon": "Peganum harmala", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Camelthorn", "listed_taxon": "Alhagi maurorum", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "camelthorn", "profile_taxon": "Alhagi maurorum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Common crupina", "listed_taxon": "Crupina vulgaris", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "common-crupina", "profile_taxon": "Crupina vulgaris", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Cypress spurge", "listed_taxon": "Euphorbia cyparissias", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "cypress-spurge", "profile_taxon": "Euphorbia cyparissias", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Dyer's woad", "listed_taxon": "Isatis tinctoria", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "dyers-woad", "profile_taxon": "Isatis tinctoria", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Elongated mustard", "listed_taxon": "Brassica elongata", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "elongated-mustard", "profile_taxon": "Brassica elongata", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Flowering rush", "listed_taxon": "Butomus umbellatus", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "flowering-rush", "profile_taxon": "Butomus umbellatus", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Giant reed", "listed_taxon": "Arundo donax", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "giant-reed", "profile_taxon": "Arundo donax", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Giant salvinia", "listed_taxon": "Salvinia molesta", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "giant-salvinia", "profile_taxon": "Salvinia molesta", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Hairy willow-herb", "listed_taxon": "Epilobium hirsutum", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "hairy-willow-herb", "profile_taxon": "Epilobium hirsutum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Hydrilla", "listed_taxon": "Hydrilla verticillata", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "hydrilla", "profile_taxon": "Hydrilla verticillata", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Japanese knotweed", "listed_taxon": "Fallopia japonica", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "japanese-knotweed", "profile_taxon": "Reynoutria japonica", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Synonym, spelling or taxon-scope mapping; see profile caveat." }, { "name": "Giant knotweed", "listed_taxon": "Fallopia sachalinense", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "giant-knotweed", "profile_taxon": "Reynoutria sachalinensis", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Synonym, spelling or taxon-scope mapping; see profile caveat." }, { "name": "Bohemian knotweed", "listed_taxon": "Fallopia x bohemicum", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "bohemian-knotweed", "profile_taxon": "Reynoutria × bohemica", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Synonym, spelling or taxon-scope mapping; see profile caveat." }, { "name": "Meadow knapweed", "listed_taxon": "Centaurea x moncktonii", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "meadow-knapweed", "profile_taxon": "Centaurea × moncktonii", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Synonym, spelling or taxon-scope mapping; see profile caveat." }, { "name": "Mediterranean sage", "listed_taxon": "Salvia aethiopis", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "mediterranean-sage", "profile_taxon": "Salvia aethiopis", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Medusahead", "listed_taxon": "Taeniatherum caput-medusae", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "medusahead", "profile_taxon": "Taeniatherum caput-medusae", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Myrtle spurge", "listed_taxon": "Euphorbia myrsinites", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "myrtle-spurge", "profile_taxon": "Euphorbia myrsinites", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Orange hawkweed", "listed_taxon": "Hieracium aurantiacum", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "orange-hawkweed", "profile_taxon": "Pilosella aurantiaca", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Synonym, spelling or taxon-scope mapping; see profile caveat." }, { "name": "Parrotfeather", "listed_taxon": "Myriophyllum aquaticum", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "parrotfeather", "profile_taxon": "Myriophyllum aquaticum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Purple loosestrife", "listed_taxon": "Lythrum salicaria", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "purple-loosestrife", "profile_taxon": "Lythrum salicaria", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Rush skeletonweed", "listed_taxon": "Chondrilla juncea", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "rush-skeletonweed", "profile_taxon": "Chondrilla juncea", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Squarrose knapweed", "listed_taxon": "Centaurea virgata", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "squarrose-knapweed", "profile_taxon": "Centaurea virgata", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Tansy ragwort", "listed_taxon": "Senecio jacobaea", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "tansy-ragwort", "profile_taxon": "Jacobaea vulgaris", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Synonym, spelling or taxon-scope mapping; see profile caveat." }, { "name": "Ventenata", "listed_taxon": "Ventenata dubia", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "ventenata", "profile_taxon": "Ventenata dubia", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Yellow flag iris", "listed_taxon": "Iris pseudacorus", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "yellow-flag-iris", "profile_taxon": "Iris pseudacorus", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Yellow starthistle", "listed_taxon": "Centaurea solstitialis", "noxious_class": "A", "source_id": "CO-rules-2025", "locator": "3.1", "profile_id": "yellow-starthistle", "profile_taxon": "Centaurea solstitialis", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Absinth wormwood", "listed_taxon": "Artemisia absinthium", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "absinth-wormwood", "profile_taxon": "Artemisia absinthium", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Black henbane", "listed_taxon": "Hyoscyamus niger", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "black-henbane", "profile_taxon": "Hyoscyamus niger", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Bouncingbet", "listed_taxon": "Saponaria officinalis", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "bouncingbet", "profile_taxon": "Saponaria officinalis", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Bull thistle", "listed_taxon": "Cirsium vulgare", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "bull-thistle", "profile_taxon": "Cirsium vulgare", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Canada thistle", "listed_taxon": "Cirsium arvense", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "canada-thistle", "profile_taxon": "Cirsium arvense", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Chinese clematis", "listed_taxon": "Clematis orientalis", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "chinese-clematis", "profile_taxon": "Clematis orientalis", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Common tansy", "listed_taxon": "Tanacetum vulgare", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "common-tansy", "profile_taxon": "Tanacetum vulgare", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Common teasel", "listed_taxon": "Dipsacus fullonum", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "common-teasel", "profile_taxon": "Dipsacus fullonum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Cutleaf teasel", "listed_taxon": "Dipsacus laciniatus", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "cutleaf-teasel", "profile_taxon": "Dipsacus laciniatus", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Dalmatian toadflax, broad-leaved", "listed_taxon": "Linaria dalmatica", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "dalmatian-toadflax", "profile_taxon": "Linaria dalmatica", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Dalmatian toadflax, narrow-leaved", "listed_taxon": "Linaria genistifolia", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "narrow-leaved-dalmatian-toadflax", "profile_taxon": "Linaria genistifolia", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Dame's rocket", "listed_taxon": "Hesperis matronalis", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "dames-rocket", "profile_taxon": "Hesperis matronalis", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Diffuse knapweed", "listed_taxon": "Centaurea diffusa", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "diffuse-knapweed", "profile_taxon": "Centaurea diffusa", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Eurasian watermilfoil", "listed_taxon": "Myriophyllum spicatum", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "eurasian-watermilfoil", "profile_taxon": "Myriophyllum spicatum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Hoary cress", "listed_taxon": "Lepidium draba", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "hoary-cress", "profile_taxon": "Lepidium draba", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Houndstongue", "listed_taxon": "Cynoglossum officinale", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "houndstongue", "profile_taxon": "Cynoglossum officinale", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Jointed goatgrass", "listed_taxon": "Aegilops cylindrica", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "jointed-goatgrass", "profile_taxon": "Aegilops cylindrica", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Leafy spurge", "listed_taxon": "Euphorbia esula", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "leafy-spurge", "profile_taxon": "Euphorbia esula", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Mayweed/stinking chamomile", "listed_taxon": "Anthemis cotula", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "mayweed-chamomile", "profile_taxon": "Anthemis cotula", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Moth mullein", "listed_taxon": "Verbascum blattaria", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "moth-mullein", "profile_taxon": "Verbascum blattaria", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Musk thistle", "listed_taxon": "Carduus nutans", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "musk-thistle", "profile_taxon": "Carduus nutans", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Oxeye daisy", "listed_taxon": "Leucanthemum vulgare", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "oxeye-daisy", "profile_taxon": "Leucanthemum vulgare", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Perennial pepperweed", "listed_taxon": "Lepidium latifolium", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "perennial-pepperweed", "profile_taxon": "Lepidium latifolium", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Plumeless thistle", "listed_taxon": "Carduus acanthoides", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "plumeless-thistle", "profile_taxon": "Carduus acanthoides", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Russian knapweed", "listed_taxon": "Rhaponticum repens", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "russian-knapweed", "profile_taxon": "Rhaponticum repens", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Russian-olive", "listed_taxon": "Elaeagnus angustifolia", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "russian-olive", "profile_taxon": "Elaeagnus angustifolia", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Salt cedar", "listed_taxon": "Tamarix chinensis and T. ramosissima", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "tamarisk", "profile_taxon": "Tamarix ramosissima", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "One state listing covers T. chinensis and T. ramosissima. The profile discusses the saltcedar group; photographs are source-identified T. ramosissima and do not separately resolve T. chinensis or hybrids." }, { "name": "Scentless chamomile", "listed_taxon": "Tripleurospermum inodorum", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "scentless-chamomile", "profile_taxon": "Tripleurospermum inodorum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Scotch thistle", "listed_taxon": "Onopordum acanthium", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "scotch-thistle", "profile_taxon": "Onopordum acanthium", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Scotch thistle", "listed_taxon": "Onopordum tauricum", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "taurian-thistle", "profile_taxon": "Onopordum tauricum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Spotted knapweed", "listed_taxon": "Centaurea stoebe ssp.micranthos", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "spotted-knapweed", "profile_taxon": "Centaurea stoebe", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "The state names ssp. micranthos; the illustrated profile uses C. stoebe broadly and does not independently verify chromosome/subspecies identity." }, { "name": "Spotted x diffuse knapweed hybrid", "listed_taxon": "Centaurea x psammogena", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "hybrid-knapweed", "profile_taxon": "Centaurea × psammogena", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Synonym, spelling or taxon-scope mapping; see profile caveat." }, { "name": "Sulfur cinquefoil", "listed_taxon": "Potentilla recta", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "sulfur-cinquefoil", "profile_taxon": "Potentilla recta", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Wild caraway", "listed_taxon": "Carum carvi", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "wild-caraway", "profile_taxon": "Carum carvi", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Yellow nutsedge", "listed_taxon": "Cyperus esculentus", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "yellow-nutsedge", "profile_taxon": "Cyperus esculentus", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Yellow toadflax", "listed_taxon": "Linaria vulgaris", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "yellow-toadflax", "profile_taxon": "Linaria vulgaris", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Yellow x Dalmatian toadflax hybrid", "listed_taxon": "Linaria vulgaris x L. dalmatica", "noxious_class": "B", "source_id": "CO-rules-2025", "locator": "4.1", "profile_id": "hybrid-toadflax", "profile_taxon": "Linaria vulgaris × Linaria dalmatica", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Synonym, spelling or taxon-scope mapping; see profile caveat." }, { "name": "Bulbous bluegrass", "listed_taxon": "Poa bulbosa", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "bulbous-bluegrass", "profile_taxon": "Poa bulbosa", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Chicory", "listed_taxon": "Cichorium intybus", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "chicory", "profile_taxon": "Cichorium intybus", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Common burdock", "listed_taxon": "Arctium minus", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "common-burdock", "profile_taxon": "Arctium minus", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Common mullein", "listed_taxon": "Verbascum thapsus", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "common-mullein", "profile_taxon": "Verbascum thapsus", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Common St. Johnswort", "listed_taxon": "Hypericum perforatum", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "common-st-johnswort", "profile_taxon": "Hypericum perforatum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Downy brome", "listed_taxon": "Bromus tectorum", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "cheatgrass", "profile_taxon": "Bromus tectorum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Field bindweed", "listed_taxon": "Convolvulus arvensis", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "field-bindweed", "profile_taxon": "Convolvulus arvensis", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Halogeton", "listed_taxon": "Halogeton glomeratus", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "halogeton", "profile_taxon": "Halogeton glomeratus", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Johnsongrass", "listed_taxon": "Sorghum halepense", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "johnsongrass", "profile_taxon": "Sorghum halepense", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Perennial sowthistle", "listed_taxon": "Sonchus arvensis", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "perennial-sowthistle", "profile_taxon": "Sonchus arvensis", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Poison hemlock", "listed_taxon": "Conium maculatum", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "poison-hemlock", "profile_taxon": "Conium maculatum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Puncturevine", "listed_taxon": "Tribulus terrestris", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "puncturevine", "profile_taxon": "Tribulus terrestris", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Quackgrass", "listed_taxon": "Elymus repens", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "quackgrass", "profile_taxon": "Elymus repens", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Redstem filaree", "listed_taxon": "Erodium cicutarium", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "redstem-filaree", "profile_taxon": "Erodium cicutarium", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Siberian elm", "listed_taxon": "Ulmus pumila", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "siberian-elm", "profile_taxon": "Ulmus pumila", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Tree of heaven", "listed_taxon": "Ailanthus altissima", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "tree-of-heaven", "profile_taxon": "Ailanthus altissima", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Velvetleaf", "listed_taxon": "Abutilon theophrasti", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "velvetleaf", "profile_taxon": "Abutilon theophrasti", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." }, { "name": "Wild proso millet", "listed_taxon": "Panicum miliaceum", "noxious_class": "C", "source_id": "CO-rules-2025", "locator": "5.1", "profile_id": "wild-proso-millet", "profile_taxon": "Panicum miliaceum", "coverage": "Illustrated profile with explicit evidence limits", "mapping_note": "Exact listing name." } ], "profile_count": 154, "open_gaps": [ "County-by-county occurrence and abundance are not mapped.", "Common and native weeds beyond this catalog remain to be added; this is not the entire Colorado flora.", "Some species complexes, subspecies and hybrids need expert verification; image identity follows the credited source.", "Species-specific pet toxicology is missing for many plants and is labeled in each profile.", "One hybrid-toadflax flower photograph is only 176 by 329 pixels.", "The wild-violet genus is represented by one species, and several manufacturer topics combine species still missing from this guide. The comparison is a research backlog, not evidence that every missing plant occurs in Colorado." ], "source_comparison": { "checked_at": "2026-09-07T02:42:43+00:00", "unit": "Dedicated source topic, not species count or clinical completeness. Compound and genus topics remain partial until all named components are covered.", "scope": "Only the specified finite Corteva Western Rangeland guide and CSU Weed Descriptions article; not every page on either website. Missing topics are research candidates, not confirmed Colorado occurrences.", "profile_count": 154, "profile_inventory_sha256": "39cad4e6ab5da401965020e97bec419f569ad637e4475784beeb08c685c32c82", "taxonomic_notes": [ "Conyza canadensis maps to Erigeron canadensis using the NC State species account.", "The older Chrysothamnus genus topic is partly represented by Ericameria nauseosa, formerly Chrysothamnus nauseosus.", "Corteva’s conflicting giant-ragweed scientific label remains unresolved in this audit, even though our guide now includes independently sourced Ambrosia trifida.", "Viola spp. remains partial because Viola sororia is only one species.", "Full match means a named taxon has a profile; subspecies, image and toxicology limits remain in that profile." ], "publications": [ { "id": "csu", "title": "CSU Weed Descriptions", "source_id": "C-descriptions", "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "topic_count": 37, "counts": { "full": 36, "partial": 1, "none": 0 }, "rows": [ { "topic": "Common Mallow", "source_taxa": [ "Malva neglecta" ], "status": "full", "profile_ids": [ "common-mallow" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Common Purslane", "source_taxa": [ "Portulaca oleracea" ], "status": "full", "profile_ids": [ "common-purslane" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Crabgrass", "source_taxa": [ "Digitaria sanguinalis" ], "status": "full", "profile_ids": [ "large-crabgrass" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Green Foxtail", "source_taxa": [ "Setaria viridis" ], "status": "full", "profile_ids": [ "green-foxtail" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Kochia", "source_taxa": [ "Bassia scoparia" ], "status": "full", "profile_ids": [ "kochia" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Netseed Lambsquarters", "source_taxa": [ "Chenopodium berlandieri" ], "status": "full", "profile_ids": [ "netseed-lambsquarters" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Prostrate Knotweed", "source_taxa": [ "Polygonum aviculare" ], "status": "full", "profile_ids": [ "prostrate-knotweed" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Prostrate Spurge", "source_taxa": [ "Euphorbia maculata" ], "status": "full", "profile_ids": [ "spotted-spurge" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Redroot Pigweed", "source_taxa": [ "Amaranthus retroflexus" ], "status": "full", "profile_ids": [ "redroot-pigweed" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Scentless Chamomile", "source_taxa": [ "Tripleurospermum inodorum" ], "status": "full", "profile_ids": [ "scentless-chamomile" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Downy Brome/Cheat Grass", "source_taxa": [ "Bromus tectorum" ], "status": "full", "profile_ids": [ "cheatgrass" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Shepherd’s Purse", "source_taxa": [ "Capsella bursa-pastoris" ], "status": "full", "profile_ids": [ "shepherds-purse" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Dame’s Rocket", "source_taxa": [ "Hesperis matronalis" ], "status": "full", "profile_ids": [ "dames-rocket" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Diffuse Knapweed", "source_taxa": [ "Centaurea diffusa" ], "status": "full", "profile_ids": [ "diffuse-knapweed" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Musk Thistle", "source_taxa": [ "Carduus nutans" ], "status": "full", "profile_ids": [ "musk-thistle" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Prickly Lettuce", "source_taxa": [ "Lactuca serriola" ], "status": "full", "profile_ids": [ "prickly-lettuce" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Yellow Sweet Clover", "source_taxa": [ "Melilotus officinalis" ], "status": "full", "profile_ids": [ "yellow-sweetclover" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Curly Dock", "source_taxa": [ "Rumex crispus" ], "status": "full", "profile_ids": [ "curly-dock" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Myrtle Spurge", "source_taxa": [ "Euphorbia myrsinites" ], "status": "full", "profile_ids": [ "myrtle-spurge" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Spotted Knapweed", "source_taxa": [ "Centaurea stoebe" ], "status": "full", "profile_ids": [ "spotted-knapweed" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Bouncing Bet", "source_taxa": [ "Saponaria officinalis" ], "status": "full", "profile_ids": [ "bouncingbet" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Canada Thistle", "source_taxa": [ "Cirsium arvense" ], "status": "full", "profile_ids": [ "canada-thistle" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Common Tansy", "source_taxa": [ "Tanacetum vulgare" ], "status": "full", "profile_ids": [ "common-tansy" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Creeping Wood Sorrel/Oxalis", "source_taxa": [ "Oxalis corniculata" ], "status": "full", "profile_ids": [ "creeping-woodsorrel" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Field Bindweed", "source_taxa": [ "Convolvulus arvensis" ], "status": "full", "profile_ids": [ "field-bindweed" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Hoary Cress (White Top)", "source_taxa": [ "Lepidium draba" ], "status": "full", "profile_ids": [ "hoary-cress" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Leafy Spurge", "source_taxa": [ "Euphorbia esula" ], "status": "full", "profile_ids": [ "leafy-spurge" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Orange Hawkweed", "source_taxa": [ "Pilosella aurantiaca" ], "status": "full", "profile_ids": [ "orange-hawkweed" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Oxeye Daisy", "source_taxa": [ "Leucanthemum vulgare" ], "status": "full", "profile_ids": [ "oxeye-daisy" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Purple Loosestrife", "source_taxa": [ "Lythrum salicaria" ], "status": "full", "profile_ids": [ "purple-loosestrife" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Quackgrass", "source_taxa": [ "Elymus repens" ], "status": "full", "profile_ids": [ "quackgrass" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Russian Knapweed", "source_taxa": [ "Rhaponticum repens" ], "status": "full", "profile_ids": [ "russian-knapweed" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [ "CSU mistakenly repeats Centaurea maculosa under Russian knapweed. Matched by the Russian-knapweed topic to Acroptilon/Rhaponticum repens, not merged into spotted knapweed." ] }, { "topic": "White Clover", "source_taxa": [ "Trifolium repens" ], "status": "full", "profile_ids": [ "white-clover" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Wild Violet", "source_taxa": [ "Viola spp." ], "status": "partial", "profile_ids": [ "common-blue-violet" ], "remaining_taxa_or_groups": [ "Viola spp." ], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Yellow Toadflax", "source_taxa": [ "Linaria vulgaris" ], "status": "full", "profile_ids": [ "yellow-toadflax" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Russian Olive", "source_taxa": [ "Elaeagnus angustifolia" ], "status": "full", "profile_ids": [ "russian-olive" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] }, { "topic": "Tamarisk", "source_taxa": [ "Tamarix ramosissima" ], "status": "full", "profile_ids": [ "tamarisk" ], "remaining_taxa_or_groups": [], "source_url": "https://extension.colostate.edu/resource/weed-descriptions/", "printed_page": null, "note": [] } ] }, { "id": "corteva", "title": "Corteva Western Rangeland guide", "source_id": "Corteva-west", "source_url": "https://online.flippingbook.com/view/847083821/", "topic_count": 84, "counts": { "full": 50, "partial": 7, "none": 27 }, "rows": [ { "topic": "Bitter sneezeweed", "source_taxa": [ "Helenium badium", "Helenium amarum" ], "status": "none", "profile_ids": [], "remaining_taxa_or_groups": [ "Helenium badium", "Helenium amarum" ], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 11, "note": "" }, { "topic": "Annual broomweed", "source_taxa": [ "Amphiachyris dracunculoides" ], "status": "none", "profile_ids": [], "remaining_taxa_or_groups": [ "Amphiachyris dracunculoides" ], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 12, "note": "" }, { "topic": "Buffalobur", "source_taxa": [ "Solanum rostratum" ], "status": "full", "profile_ids": [ "buffalobur" ], "remaining_taxa_or_groups": [], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 13, "note": "" }, { "topic": "Common chickweed", "source_taxa": [ "Stellaria media" ], "status": "full", "profile_ids": [ "common-chickweed" ], "remaining_taxa_or_groups": [], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 14, "note": "" }, { "topic": "Common cocklebur", "source_taxa": [ "Xanthium strumarium" ], "status": "full", "profile_ids": [ "common-cocklebur" ], "remaining_taxa_or_groups": [], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 15, "note": "" }, { "topic": "Woolly croton / goatweed", "source_taxa": [ "Croton texensis" ], "status": "none", "profile_ids": [], "remaining_taxa_or_groups": [ "Croton texensis" ], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 16, "note": "" }, { "topic": "Cutleaf evening primrose", "source_taxa": [ "Oenothera laciniata" ], "status": "none", "profile_ids": [], "remaining_taxa_or_groups": [ "Oenothera laciniata" ], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 17, "note": "" }, { "topic": "Fleabane", "source_taxa": [ "Erigeron annuus" ], "status": "none", "profile_ids": [], "remaining_taxa_or_groups": [ "Erigeron annuus" ], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 18, "note": "" }, { "topic": "Carolina geranium", "source_taxa": [ "Geranium carolinianum" ], "status": "none", "profile_ids": [], "remaining_taxa_or_groups": [ "Geranium carolinianum" ], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 19, "note": "" }, { "topic": "Henbit", "source_taxa": [ "Lamium amplexicaule" ], "status": "full", "profile_ids": [ "henbit" ], "remaining_taxa_or_groups": [], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 20, "note": "" }, { "topic": "Horseweed / marestail", "source_taxa": [ "Conyza canadensis" ], "status": "full", "profile_ids": [ "horseweed" ], "remaining_taxa_or_groups": [], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 21, "note": "" }, { "topic": "Kochia", "source_taxa": [ "Bassia scoparia" ], "status": "full", "profile_ids": [ "kochia" ], "remaining_taxa_or_groups": [], "source_url": "https://online.flippingbook.com/view/847083821/", "printed_page": 22, "note": "" }, { "topic": "Common lambsquarters", "source_taxa": [ "Chenopodium album" ], "status": "full", "profile_ids": [ 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