Plant symbols changed in 2013
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In 2013, CSSM updated the plants database in the CASI with the USDA plants database. The following plant symbols, which were collected during the 2003-2013 surveys, have changed.
| Old Symbol | Old Scientific name | New Symbol | New Scientific name | Frequency |
|---|---|---|---|---|
| BRJA | Bromus japonicus | BRAR5 | Bromus arvensis | 72289 |
| BUDA | Buchloe dactyloides | BODA2 | Bouteloua dactyloides | 55459 |
| LOAR10 | Lolium arundinaceum | SCAR7 | Schedonorus arundinaceus | 33152 |
| JUBA | Juncus balticus | JUAR2 | Juncus arcticus | 6683 |
| KOSC | Kochia scoparia | BASC5 | Bassia scoparia | 6419 |
| OPLE | Opuntia leptocaulis | CYLE8 | Cylindropuntia leptocaulis | 2112 |
| CEPA8 | Celtis pallida | CEEH | Celtis ehrenbergiana | 1998 |
| KOAM | Kochia americana | BAAM4 | Bassia americana | 1805 |
| BUCHL | Buchloe | BODA2 | Bouteloua dactyloides | 1677 |
| OPIM | Opuntia imbricata | CYIM2 | Cylindropuntia imbricata | 1227 |
| CEBI2 | Centaurea biebersteinii | CEST8 | Centaurea stoebe | 1129 |
| LEPU | Leptodactylon pungens | LIPU11 | Linanthus pungens | 1058 |
| DECA18 | Deschampsia caespitosa | DECE | Deschampsia cespitosa | 984 |
| DAFL3 | Dasiphora floribunda | DAFR6 | Dasiphora fruticosa | 980 |
| MOSQ | Monroa squarrosa | MUSQ3 | Munroa squarrosa | 772 |
| KOCHI | Kochia | BASSI | Bassia | 758 |
| MEAL12 | Melilotus alba | MEOF | Melilotus officinalis | 725 |
| STHE4 | Strophostyles helvula | STHE9 | Strophostyles helvola | 550 |
| ARLO2 | Aristida longispica | ARLO16 | Aristida longespica | 476 |
| PALI7 | Paspalum lividum | PADE24 | Paspalum denticulatum | 411 |
| ONMO | Onosmodium molle | ONBE | Onosmodium bejariense | 273 |
| PHGR16 | Phlox gracilis | MIGR | Microsteris gracilis | 254 |
| BRRI8 | Bromus rigidus | BRDI3 | Bromus diandrus | 235 |
| OPAC | Opuntia acanthocarpa | CYAC8 | Cylindropuntia acanthocarpa | 230 |
| HENI4 | Hedyotis nigricans | STNI6 | Stenaria nigricans | 223 |
| PIEX3 | Piptatherum exiguum | PIEX4 | Piptatheropsis exigua | 204 |
| FRTE | Fraxinus texensis | FRAL3 | Fraxinus albicans | 193 |
| OPWH | Opuntia whipplei | CYWH | Cylindropuntia whipplei | 191 |
| LOPR7 | Lolium pratense | SCPR4 | Schedonorus pratensis | 166 |
| SPCO17 | Sporobolus coromandelianus | SPPY2 | Sporobolus pyramidatus | 148 |
| HEPU5 | Hemizonia pungens | CEPU14 | Centromadia pungens | 144 |
| BRCO4 | Bromus commutatus | BRRA2 | Bromus racemosus | 140 |
| KOPR80 | Kochia prostrata | BAPR5 | Bassia prostrata | 110 |
| GAMO5 | Gaura mollis | GAPA6 | Gaura parviflora | 107 |
| OPFU | Opuntia fulgida | CYFU10 | Cylindropuntia fulgida | 105 |
| SERA3 | Setaria ramiseta | SERE3 | Setaria reverchonii | 101 |
| TRMA4 | Triglochin maritimum | TRMA20 | Triglochin maritima | 99 |
| CEAR11 | Ceratoides arborescens | KRAR | Krascheninnikovia arborescens | 96 |
| CHCR | Chloris crinita | TRCR9 | Trichloris crinita | 86 |
| TAPA3 | Talinum parviflorum | PHPA29 | Phemeranthus parviflorus | 84 |
| OPSP2 | Opuntia spinosior | CYSP8 | Cylindropuntia spinosior | 82 |
| HEHO8 | Helictotrichon hookeri | AVHO3 | Avenula hookeri | 80 |
| MEIN14 | Melilotus indica | MEIN2 | Melilotus indicus | 77 |
| CERAT10 | Ceratoides | KRLA2 | Krascheninnikovia lanata | 75 |
| OPVE | Opuntia versicolor | CYVE3 | Cylindropuntia versicolor | 75 |
| SIPI | Siphonoglossa pilosella | JUPI5 | Justicia pilosella | 70 |
| PAHY2 | Paspalum hydrophilum | PAMO11 | Paspalum modestum | 68 |
| SEPUP | Setaria pumila ssp. pallidifusca | SEPU8 | Setaria pumila | 62 |
| OPEC | Opuntia echinocarpa | CYEC3 | Cylindropuntia echinocarpa | 60 |
| TAAU | Talinum aurantiacum | PHAU13 | Phemeranthus aurantiacus | 55 |
| ALMI2 | Alyssum minus | ALSI8 | Alyssum simplex | 54 |
| STSP6 | Stephanomeria spinosa | PLSP7 | Pleiacanthus spinosus | 53 |
| TRWI | Trifolium willdenowii | TRWI3 | Trifolium willdenovii | 53 |
| STST5 | Stenotus stenophyllus | NEST5 | Nestotus stenophyllus | 52 |
| RUDI2 | Rubus discolor | RUAR9 | Rubus armeniacus | 51 |
| PRREC | Prosopis reptans var. cinerascens | PRRE2 | Prosopis reptans | 49 |
| OPBI | Opuntia bigelovii | CYBI9 | Cylindropuntia bigelovii | 47 |
| URFA | Urochloa fasciculata | URFU2 | Urochloa fusca | 46 |
| OPRA | Opuntia ramosissima | CYRA9 | Cylindropuntia ramosissima | 45 |
| SAVI | Salicornia virginica | SADE10 | Salicornia depressa | 44 |
| IVXA | Iva xanthifolia | CYXA2 | Cyclachaena xanthiifolia | 43 |
| OPER | Opuntia erinacea | OPPO | Opuntia polyacantha | 42 |
| OPSC | Opuntia schottii | GRSC6 | Grusonia schottii | 42 |
| PIMI7 | Piptatherum micranthum | PIMI | Piptatheropsis micrantha | 40 |
| CHPL2 | Chloris pluriflora | TRPL3 | Trichloris pluriflora | 39 |
| OPAR2 | Opuntia arbuscula | CYAR14 | Cylindropuntia arbuscula | 39 |
| QUDU3 | Quercus dunnii | QUPA10 | Quercus palmeri | 34 |
| GAVI2 | Gaura villosa | OECI | Oenothera cinerea | 33 |
| PSSC | Psathyrotes scaposa | PSSC14 | Psathyrotopsis scaposa | 32 |
| COVA2 | Coronilla varia | SEVA4 | Securigera varia | 31 |
| SOPT3 | Solanum ptychanthum | SOPT7 | Solanum ptycanthum | 28 |
| STLY | Stephanomeria lygodesmoides | STPA4 | Stephanomeria pauciflora | 28 |
| YUWH | Yucca whipplei | HEWH | Hesperoyucca whipplei | 28 |
| FIAR | Filago arizonica | LOAR12 | Logfia arizonica | 23 |
| VACA13 | Vaccinium caespitosum | VACE | Vaccinium cespitosum | 23 |
| OPCL | Opuntia clavata | GRCL | Grusonia clavata | 21 |
| OPKL | Opuntia kleiniae | CYKL | Cylindropuntia kleiniae | 20 |
| OPPU | Opuntia pulchella | GRPU3 | Grusonia pulchella | 20 |
| CAGI7 | Carnegia gigantea | CAGI10 | Carnegiea gigantea | 19 |
| EYPO | Eysenhardtia polystachya | EYOR | Eysenhardtia orthocarpa | 18 |
| FETR3 | Festuca trachyphylla | FEBR7 | Festuca brevipila | 18 |
| IVAC | Iva acerosa | OXAC4 | Oxytenia acerosa | 17 |
| RONA2 | Rorippa nasturtium-aquaticum | NAOF | Nasturtium officinale | 17 |
| WYEL | Wyethia elata | AGEL8 | Agnorhiza elata | 16 |
| HYRE3 | Hypericum reductum | HYTE11 | Hypericum tenuifolium | 15 |
| MIBI8 | Mirabilis bigelovii | MILA6 | Mirabilis laevis | 15 |
| OPKU | Opuntia kunzei | GRKU | Grusonia kunzei | 15 |
| LEHI4 | Leontodon hirtus | LETA | Leontodon taraxacoides | 14 |
| GLOC | Glyceria occidentalis | GLYCE | Glyceria | 13 |
| CETR8 | Centaurea triumfettii | CEVI | Centaurea virgata | 12 |
| LEWA | Leptodactylon watsonii | LIWA4 | Linanthus watsonii | 12 |
| PESA5 | Petasites sagittatus | PEFR5 | Petasites frigidus | 12 |
| SOCA2 | Solanum capsicastrum | SOPS | Solanum pseudocapsicum | 12 |
| FICA2 | Filago californica | LOCA19 | Logfia californica | 10 |
| LISE | Linanthus septentrionalis | LESE17 | Leptosiphon septentrionalis | 10 |
| TACA | Talinum calycinum | PHCA48 | Phemeranthus calycinus | 10 |
| EPFA | Ephedra fasciculata | EPAS | Ephedra aspera | 9 |
| GILA2 | Gilia latifolia | ALLA13 | Aliciella latifolia | 9 |
| MONRO | Monroa | MUNRO3 | Munroa | 9 |
| CAJA6 | Caesalpinia jamesii | POJA5 | Pomaria jamesii | 8 |
| EUMA6 | Eupatorium maculatum | EUMA9 | Eutrochium maculatum | 8 |
| MACRO2 | Macrosiphonia | MANDE | Mandevilla | 8 |
| SAOC2 | Sanguisorba occidentalis | SAAN2 | Sanguisorba annua | 8 |
| TRPR | Tragopogon pratensis | TRLA30 | Tragopogon lamottei | 8 |
| EUTE7 | Euthamia tenuifolia | EUCA26 | Euthamia caroliniana | 7 |
| GIRI | Gilia rigidula | GIRI3 | Giliastrum rigidulum | 7 |
| MICA6 | Mirabilis californica | MILA6 | Mirabilis laevis | 7 |
| WYSC | Wyethia scabra | SCSC15 | Scabrethia scabra | 7 |
| CUFO2 | Cupressus forbesii | HEFO10 | Hesperocyparis forbesii | 6 |
| TASP | Talinum spinescens | PHSP10 | Phemeranthus spinescens | 6 |
| TRCO4 | Triglochin concinnum | TRCO19 | Triglochin concinna | 6 |
| LILE | Linanthus lemmonii | LELE29 | Leptosiphon lemmonii | 5 |
| MEAL13 | Melilotus altissima | MEAL3 | Melilotus altissimus | 5 |
| CADR6 | Caesalpinia drepanocarpa | HODR | Hoffmannseggia drepanocarpa | 4 |
| EUAM7 | Euonymus americana | EUAM9 | Euonymus americanus | 4 |
| EUPU10 | Eupatorium purpureum | EUPU21 | Eutrochium purpureum | 4 |
| GLVE | Glottidium vesicarium | SEVE | Sesbania vesicaria | 4 |
| HECO9 | Hemizonia corymbosa | DECO14 | Deinandra corymbosa | 4 |
| IVAM | Iva ambrosiifolia | HEAM11 | Hedosyne ambrosiifolia | 4 |
| KOCA | Kochia californica | BACA21 | Bassia californica | 4 |
| LIHA | Linanthus harknessii | LEHA11 | Leptosiphon harknessii | 4 |
| RHHI2 | Rhus hirta | RHTY | Rhus typhina | 4 |
| ATAC2 | Atriplex acadiensis | ATGL | Atriplex glabriuscula | 3 |
| CARE16 | Caesalpinia repens | HORE | Hoffmannseggia repens | 3 |
| CELA8 | Ceratoides latens | KRCE2 | Krascheninnikovia ceratoides | 3 |
| COAP | Conyza apurensis | COLA21 | Conyza laevigata | 3 |
| EUFI | Eupatorium fistulosum | EUFI14 | Eutrochium fistulosum | 3 |
| GICA4 | Gilia capillaris | NACA6 | Navarretia capillaris | 3 |
| GIHE | Gilia heterostyla | ALHE3 | Aliciella heterostyla | 3 |
| MYFL2 | Myrsine floridana | MYCU2 | Myrsine cubana | 3 |
| OPRU | Opuntia rubescens | CORU8 | Consolea rubescens | 3 |
| PEST7 | Perityle stansburii | PEST14 | Perityle stansburyi | 3 |
| TAPU | Talinum pulchellum | PHBR15 | Phemeranthus brevicaulis | 3 |
| TRPA6 | Triglochin palustre | TRPA28 | Triglochin palustris | 3 |
| VUSC | Vulpia sciurea | VUEL | Vulpia elliotea | 3 |
| AMRU | Amaranthus rudis | AMTU | Amaranthus tuberculatus | 2 |
| BETE2 | Berlandiera texana | BEBE4 | Berlandiera betonicifolia | 2 |
| CHSE | Chrysanthemum segetum | GLSE5 | Glebionis segetum | 2 |
| CIRU | Cimicifuga rubifolia | ACRU14 | Actaea rubifolia | 2 |
| CORAL2 | Corallorrhiza | CORAL5 | Corallorhiza | 2 |
| CYSA3 | Cyperus sanguindentus | CYSA10 | Cyperus sanguinolentus | 2 |
| EUIN2 | Euphorbia incisa | EUSC6 | Euphorbia schizoloba | 2 |
| GISE | Gilia sedifolia | ALSE11 | Aliciella sedifolia | 2 |
| GUAJA | Guajacum | GUAIA | Guaiacum | 2 |
| ISANT2 | Isanthus | TRBR5 | Trichostema brachiatum | 2 |
| ISBR3 | Isanthus brachiatus | TRBR5 | Trichostema brachiatum | 2 |
| LIDAD | Linaria dalmatica ssp. dalmatica | LIDA | Linaria dalmatica | 2 |
| LINE2 | Liparis nervosa | LIEL2 | Liparis elata | 2 |
| MAMI | Madia minima | HEMI20 | Hemizonella minima | 2 |
| MUVI2 | Muhlenbergia virescens | MUST | Muhlenbergia straminea | 2 |
| OPPA | Opuntia parishii | GRPA11 | Grusonia parishii | 2 |
| PODE2 | Polygonum densiflorum | POGL10 | Polygonum glabrum | 2 |
| PSBI2 | Pseudognaphalium bicolor | PSBI3 | Pseudognaphalium biolettii | 2 |
| SOAF | Sophora affinis | STAF4 | Styphnolobium affine | 2 |
| SYON | Symphyotrichum ontarione | SYON2 | Symphyotrichum ontarionis | 2 |
| THMO5 | Thlaspi montanum | NOFE3 | Noccaea fendleri | 2 |
| TORA | Tofieldia racemosa | TRRA6 | Triantha racemosa | 2 |
| ACER6 | Acisanthera erecta | ACISA | Acisanthera | 1 |
| ALAL2 | Alopecurus alpinus | ALMA8 | Alopecurus magellanicus | 1 |
| ARVUK | Artemisia vulgaris var. kamtschatica | ARVU | Artemisia vulgaris | 1 |
| BALSA2 | Balsamita | TABA | Tanacetum balsamita | 1 |
| BERA2 | Befaria racemosa | BERA3 | Bejaria racemosa | 1 |
| CACH10 | Cardaria chalapensis | CACH42 | Cardaria chalepensis | 1 |
| CALAB2 | Carthamus lanatus ssp. baeticus | CALA20 | Carthamus lanatus | 1 |
| CANTH | Canthium | PSOD | Psydrax odorata | 1 |
| CEOR | Celastrus orbiculata | CEOR7 | Celastrus orbiculatus | 1 |
| CHAMA12 | Chamaecystis | CHAMA20 | Chamaecytisus | 1 |
| CHCO14 | Chrysanthemum coccineum | TACO6 | Tanacetum coccineum | 1 |
| CIAR | Cimicifuga arizonica | ACAR18 | Actaea arizonica | 1 |
| CICO3 | Cirsium congdonii | CISC2 | Cirsium scariosum | 1 |
| CIPA2 | Cirsium pastoris | CIOC | Cirsium occidentale | 1 |
| CUAM2 | Cullen americana | CUAM5 | Cullen americanum | 1 |
| DESMA2 | Desmazeria | CARI2 | Catapodium rigidum | 1 |
| DYDE | Dyschoriste decumbens | DYSC | Dyschoriste schiedeana | 1 |
| ERTR2 | Eragrostis trichocolea | ERPO15 | Eragrostis polytricha | 1 |
| EUDU | Eupatorium dubium | EUDU6 | Eutrochium dubium | 1 |
| GLWR | Glandularia wrightii | GLBI2 | Glandularia bipinnatifida | 1 |
| HEAN14 | Hedyotis angulata | STRU9 | Stenaria rupicola | 1 |
| HYMI10 | Hymenoxys microcephala | HYAM8 | Hymenoxys ambigens | 1 |
| JUPO | Juncus polycephalus | JUPO5 | Juncus polycephalos | 1 |
| LECA6 | Leptodactylon caespitosum | LICA36 | Linanthus caespitosus | 1 |
| OPPR | Opuntia prolifera | CYPR19 | Cylindropuntia prolifera | 1 |
| OPTU2 | Opuntia tunicata | CYTU3 | Cylindropuntia tunicata | 1 |
| PASO | Panicum sonorum | PAHI5 | Panicum hirticaule | 1 |
| PETRO2 | Petrophyton | PETRO3 | Petrophytum | 1 |
| PHCA43 | Phacelia caerulea | PHCO | Phacelia coerulea | 1 |
| RUTI | Rubia tinctoria | RUTI2 | Rubia tinctorum | 1 |
| SCER2 | Sclerocactus erectocentrus | ECER2 | Echinomastus erectocentrus | 1 |
| SCJO | Sclerocactus johnsonii | ECJO3 | Echinomastus johnsonii | 1 |
| SPDI4 | Sporobolus diander | SPDI8 | Sporobolus diandrus | 1 |
| THPA2 | Thlaspi parviflorum | NOPA5 | Noccaea parviflora | 1 |
| TOFL2 | Townsendia florifera | TOFL5 | Townsendia florifer | 1 |
| TRGA3 | Triglochin gaspense | TRGA4 | Triglochin gaspensis | 1 |