Noxious Species Identification Guide Value and Quality Assurance Section BLANK PAGES ARE INTENTIONALLY LEFT BLANK

Noxious Species Identification Guide Value and Quality Assurance Section BLANK PAGES ARE INTENTIONALLY LEFT BLANK

Noxious Species Identification Guide Value and quality assurance section 2015 Noxious Species Identification Guide Value and Quality Assurance Section BLANK PAGES ARE INTENTIONALLY LEFT BLANK. DOCUMENT SET UP TO PRINT TWO-SIDED. Sources of information and other photographs: DiTomaso, J., & Healy, E. (2007). In Weeds of California and Other Western States (Vol. 1 and Vol. 2). Oakland: Regents of the University of California. SOUTHWEST ENVIRONMENTAL INFORMATION NETWORK, SEINet. 2014. http//:swbiodiversity.org/seinet/ index.php. Accessed in October. USDA, NRCS. 2014. The PLANTS Database (http://plants.usda.gov, 03 September 2014). National Plant Data Team, Greensboro, NC 27401-4901 USA. (1996). In T. Whitson (Ed.), Weeds of the West (5th ed.,). Newark, CA: The Western Society of Weed Science in cooperation with the Western United States L a n d G r a n t U n i v e r s i t i e s Cooperative Extension Services. Photographs are credited to Value and Quality Assurance Section unless otherwise credited to others. contents trees + shrubs Tree of Heaven 3 (Ailanthus altissima) Desertbroom (Baccharis sarothroides) 4 Jerusalem Thorn (Parkinsonia aculeata) 5 Saltcedar 6 (Tamarix spp.) grasses Jointed Goatgrass 9 (Aegilops cylindrica) Camelthorn (Alhagi maurorum) 10 Giant Reed (Arundo donax) 11 Wild Oat (Avena fatua) 12 Southern Sandbur (Cenchrus echinatus) 13 Coastal Sandbur / Field Sandbur 14 (Cenchrus spinifex) Bermudagrass (Cynodon dactylon) 15 Hairy Crabgrass (Digitaria sanguinalis) 16 Lehmann Lovegrass (Eragrostis lehmanniana) 17 Buffelgrass (Pennisetum ciliare) 18 Fountaingrass (Pennisetum setaceum) 19 Johnsongrass (Sorghum halepense) 20 herbs + forb Russian Knapweed 23 (Acroptilon repens) Carelessweed 24 (Amaranthus palmeri) Kochia / Burningbush 25 (Bassia scoparia) Black Mustard 26 (Brassica nigra) Sahara Mustard 27 (Brassica tournefortii) Diffuse Knapweed 28 (Centaurea diffusa) Maltese Starthistle 29 (Centaurea melitensis) Yellow Starthistle 30 (Centaurea solstitialis) Field Bindweed 31 (Convolvulus arvensis) Common Sunflower 32 (Helianthus annuus) Camphorweed 33 (Heterotheca subaxillaris) Dalmatian Toadflax 34 (Linaria dalmatica) Yellow Sweetclover 35 (Melilotus officinalis) Scotch Thistle 36 (Onopordum acanthium) 37 Tumbleweed / Prickly Russian Thistle (Salsola tragus) Silverleaf Nightshade 38 (Solanum elaeagnifolium) Puncturevine 39 (Tribulus terrestris) Common Mullein 40 (Verbascum thapsus) Tree of Heaven (Ailanthus altissima) 3 General Information Source listing Noxious Status Duration Seed Grows in riparian areas. TNF PNW Perennial Up to 65’ tall. AZ RNW FED RGNW (Baccharis sarothroides) 3 4 Desertbroom General Information Source listing Noxious Status Duration Seed Arizona Native. TNF PNW Perennial Not Available Up to 10’ tall. AZ RNW FED RGNW Jerusalem Thorn (Parkinsonia aculeata) 5 General Information Source listing Noxious Status Duration Seed Arizona Native. TNF PNW Perennial Up to 40’ tall. AZ RNW FED RGNW Left. Photo Credit: Liz Makings from SEINet Research Database Top right and bottom right. Photo Credit: Max Licher from SEINet Research Database (Tamarix spp.) 5 6 Saltcedar General Information Source listing Noxious Status Duration Seed - TNF PNW Perennial Not Available AZ RNW FED RGNW Jointed Goatgrass (Aegilops cylindrica) 9 General Information Source listing Noxious Status Duration Seed Up to 2.5’ tall. TNF PNW Annual AZ RNW FED RGNW Photo Credit: USDA APHIS PPQ Archive, USDA APHIS PPQ, Bugwood.org (Alhagi maurorum) 9 10 Camelthorn General Information Source listing Noxious Status Duration Seed Up to 4’ tall. TNF PNW Perennial Not Available AZ RNW FED RGNW All photos. Photo Credit: Max Licher from SEINet Research Giant Reed (Arundo donax) 11 General Information Source listing Noxious Status Duration Seed Up to 20’ tall. TNF PNW Perennial AZ RNW FED RGNW (Avena fatua) 11 12 Wild Oat General Information Source listing Noxious Status Duration Seed Up to 4’ tall. TNF PNW Annual AZ RNW FED RGNW Left. Photo Credit: Mark W. Skinner, hosted by the USDA-NRCS PLANTS Database Right. Photo Credit: Max Licher from SEINet Research Southern Sandbur (Cenchrus echinatus) 13 General Information Source listing Noxious Status Duration Seed Up to 8” tall. TNF PNW Annual Not Available AZ RNW FED RGNW All photos. Photo Credit: Forest and Kim Starr from SEINet Research (Cenchrus spinifex) 13 14 Coastal Sandbur / Field Sandbur General Information Source listing Noxious Status Duration Seed Up to 11” tall. TNF PNW Annual Not Available AZ RNW Perennial FED RGNW All photos. Photo Credit: Max Licher from SEINet Research Bermudagrass (Cynodon dactylon) 15 General Information Source listing Noxious Status Duration Seed Up to 2” tall. TNF PNW Perennial AZ RNW FED RGNW (Digitaria sanguinalis) 15 16 Hairy Crabgrass General Information Source listing Noxious Status Duration Seed Up to 2’ tall. TNF PNW Annual Not Available AZ RNW FED RGNW Left. Photo Credit: The Morton Arboretum from SEINet Research Top right. Photo Credit: Max Licher from SEINet Research Bottom right. Photo Credit: Patrick Alexander from SEINet Research Lehmann Lovegrass (Eragrostis lehmanniana) 17 General Information Source listing Noxious Status Duration Seed Up to 2’ tall. TNF PNW Perennial AZ RNW FED RGNW Top left. Photo Credit: Max Licher from SEINet Research Bottom left. Photo Credit: Liz Makings from SEINet Research Top right and bottom right. Photo Credit: Patrick Alexander (Pennisetum ciliare) 17 18 Buffelgrass General Information Source listing Noxious Status Duration Seed Up to 3’ tall. TNF PNW Perennial AZ RNW FED RGNW Fountaingrass (Pennisetum setaceum) 19 General Information Source listing Noxious Status Duration Seed Up to 3’ tall. TNF PNW Perennial Not Available AZ RNW FED RGNW (Sorghum halepense) 19 20 Johnsongrass General Information Source listing Noxious Status Duration Seed Up to 8’ tall. TNF PNW Perennial AZ RNW FED RGNW Russian Knapweed (Acroptilon repens) 23 General Information Source listing Noxious Status Duration Seed Up to 4’ tall. TNF PNW Perennial AZ RNW FED RGNW All two photos above. Photo Credit: Max Licher from SEINet Research (Amaranthus palmeri) 23 24 Carelessweed General Information Source listing Noxious Status Duration Seed Up to 5’ tall. TNF PNW Annual AZ RNW FED RGNW Top left. Photo Credit: Max Licher from SEINet Research Bottom left. Photo Credit: Patrick Alexander from SEINet Research Right. Photo Credit: Michael J. Plagens from SEINet Research Kochia / Burningbush (Bassia scoparia) 25 General Information Source listing Noxious Status Duration Seed Up to 2’ tall. TNF PNW Annual AZ RNW FED RGNW (Brassica nigra) 25 26 Black Mustard General Information Source listing Noxious Status Duration Seed Up to 6.5’ tall. TNF PNW Annual AZ RNW FED RGNW Left. Photo Credit: Morton Arboretum from SEINet Research Database Top and Bottom Right. Photo Credit: Max Licher from SEINet Research Database Sahara Mustard (Brassica tournefortii) 27 General Information Source listing Noxious Status Duration Seed Up to 4’ tall. TNF PNW Annual AZ RNW FED RGNW (Centaurea diffusa) 27 28 Diffuse Knapweed General Information Source listing Noxious Status Duration Seed Up to 3’ tall. TNF PNW Annual Not Available AZ RNW Perennial FED RGNW Maltese Starthistle (Centaurea melitensis) 29 General Information Source listing Noxious Status Duration Seed Up to 2’ tall. TNF PNW Annual Not Available AZ RNW Biennial FED RGNW All photos. Photo Credit: Max Licher from SEINet Research (Centaurea solstitialis) 29 30 Yellow Starthistle General Information Source listing Noxious Status Duration Seed Up to 3’ tall. TNF PNW Annual Not Available AZ RNW FED RGNW All photos. Photo Credit: Max Licher from SEINet Research Field Bindweed (Convolvulus arvensis) 31 General Information Source listing Noxious Status Duration Seed Up to 4’ tall. TNF PNW Perennial AZ RNW FED RGNW All photos. Photo Credit: Max Licher from SEINet Research (Helianthus annuus) 31 32 Common Sunflower General Information Source listing Noxious Status Duration Seed Up to 10’ tall. TNF PNW Annual AZ RNW FED RGNW Camphorweed (Heterotheca subaxillaris) 33 General Information Source listing Noxious Status Duration Seed Up to 6’ tall. TNF PNW Annual AZ RNW FED RGNW (Linaria dalmatica) 33 34 Dalmatian Toadflax General Information Source listing Noxious Status Duration Seed Up to 3’ tall. TNF PNW Perennial AZ RNW FED RGNW Photo Credit: Susan Turner, British Columbia Ministry of Forests, Bugwood.org Yellow Sweetclover (Melilotus officinalis) 35 General Information Source listing Noxious Status Duration Seed Up to 6.5’ tall. TNF PNW Annual AZ RNW Biennial FED RGNW Perennial All photos. Photo Credit: Max Licher from SEINet Research (Onopordum acanthium) 35 36 Scotch Thistle General Information Source listing Noxious Status Duration Seed Up to 12’ tall. TNF PNW Biennial AZ RNW FED RGNW All photos above. Photo Credit: Max Licher from SEINet Research Tumbleweed (Salsola tragus) 37 General Information Source listing Noxious Status Duration Seed Up to 3’ tall. TNF PNW Annual Not Available AZ RNW FED RGNW (Solanum elaeagnifolium) 37 38 Silverleaf Nightshade General Information Source listing Noxious Status Duration Seed Up to 3’ tall. TNF PNW Perennial AZ RNW FED RGNW Puncturevine (Tribulus terrestris) 39 General Information Source listing Noxious Status Duration Seed - TNF PNW Annual AZ RNW FED RGNW Top. Photo Credit: Patrick J. Alexander hosted by the USDA-NRCS PLANTS Database Bottom. Photo Credit: Max Licher from SEINet Research Database (Verbascum thapsus) 39 40 Common Mullein General Information Source listing Noxious Status Duration Seed Up to 5’ tall. TNF PNW Annual AZ RNW FED RGNW All photos. Photo Credit: Max Licher from SEINet Research .

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