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Criteria:   found in Glenn County  •   is not native  •  group by lifeform
448  records include photos for these plants # number of sources
Scientific Name Common Name Lifeform #
  Lifeform: Annual273 plants
Abutilon theophrasti Velvet leaf Annual herb  
Aegilops geniculata Ovate goatgrass Annual grass  
Aegilops ovata Goatgrass Annual grass  
Aegilops triuncialis ! Goatgrass Annual grass  
Aira caryophyllea Silvery hairgrass Annual grass  
Alyssum minus ssp. micranthum European alyssum Annual herb  
Alyssum simplex Alyssum Annual herb  
Amaranthus albus Tumbleweed Annual herb  
Amaranthus retroflexus Rough pigweed Annual herb  
Ambrosia trifida ! Giant ragweed Annual herb  
Ammi visnaga Bisnaga Annual, Biennial herb 1
Anagallis arvensis Scarlet pimpernel Annual herb 3
Anthemis cotula Dog fennel Annual herb  
Anthriscus caucalis Bur chevril Annual herb, Vine  
Arabidopsis thaliana Arabidopsis Annual herb  
Argemone hispida Rough pricklypoppy Annual, Perennial herb 1
Atriplex heterosperma Two scale saltbush Annual herb  
Atriplex micrantha Twoscale saltbush Annual herb  
Atriplex prostrata Fat-hen Annual herb 1
Atriplex rosea Redscale Annual herb  
Atriplex triangularis Spearscale Annual herb 1
Avena barbata ! Slim oat Annual grass  
Avena fatua ! Wildoats Annual grass 2
Avena sativa Wild oat Annual, Perennial grass 7
Bacopa rotundifolia Round leaf water hyssop Annual, Perennial herb  
Bassia hyssopifolia ! Fivehorn smotherweed Annual herb  
Bidens tripartita Tickseed Annual herb  
Brassica nigra ! Black mustard Annual herb  
Brassica rapa ! Common mustard Annual herb  
Bromus arenarius Australian chess Annual grass  
Bromus catharticus Rescue grass Annual, Perennial grass  
Bromus commutatus Hairy chess, meadow brome Annual grass  
Bromus diandrus ! Ripgut brome Annual grass  
Bromus hordeaceus ! Soft chess Annual grass 4
Bromus japonicus ! Hairy chess Annual grass  
Bromus madritensis Foxtail chess, foxtail brome Annual grass  
Bromus madritensis ssp. rubens ! Foxtail brome Annual grass 2
Bromus rubens ! Red brome Annual grass 2
Bromus sterilis Sterile brome Annual grass  
Bromus tectorum ! Downy chess Annual grass  
Calendula arvensis Field marigold Annual herb  
Capsella bursa-pastoris Shepherd's purse Annual herb 1
Cardamine hirsuta Hairy bitter cress Annual herb  
Carduus pycnocephalus ! Italian thistle Annual herb  
Carduus pycnocephalus ssp. pycnocephalus Italian thistle Annual herb  
Carduus tenuiflorus ! Slender flowered thistle Annual herb  
Cenchrus longispinus ! Mat sandbur Annual grass  
Centaurea calcitrapa ! Purple star thistle Annual, Perennial herb  
Centaurea cyanus Bachelor's button Annual herb 7
Centaurea melitensis ! Tocalote Annual herb  
Centaurea solstitialis ! Yellow starthistle Annual herb  
Centaurium tenuiflorum Slender centaury Annual herb 1
Cerastium glomeratum Large mouse ears Annual herb  
Chamaesyce maculata Spotted spurge Annual herb  
Chamaesyce nutans Large spurge Annual herb  
Chamaesyce prostrata Prostrate spurge Annual herb  
Chenopodium album Lambs quarters Annual herb  
Chenopodium ambrosioides Mexican tea Annual, Perennial herb 3
Chenopodium ambrosioides var. suffruticosum Wormseed Annual, Perennial herb  
Chenopodium botrys Jerusalem oak goosefoot Annual herb  
Chenopodium pumilio Tasmanian goosefoot Annual herb  
Chloris virgata Feather finger grass Annual grass 1
Conyza bonariensis South american horseweed Annual herb  
Conyza floribunda Tropical horseweed Annual herb  
Coronopus didymus Lesser swine cress Annual herb  
Cotula australis Brass buttons Annual herb  
Crassula tillaea Mediterranean pygmy weed Annual herb 1
Crypsis alopecuroides Foxtail prickle grass Annual grass  
Crypsis schoenoides Swamp grass Annual grass  
Crypsis vaginiflora African prickle grass Annual grass  
Cycloloma atriplicifolium Winged pigweed Annual herb  
Cynosurus echinatus ! Dogtail grass Annual grass  
Cyperus difformis Variable flatsedge Annual grass  
Cyperus flavicomus Whiteedge flatsedge Annual grass  
Cyperus fuscus Brown flatsedge Annual grass  
Cypselea humifusa Panal Annual herb  
Datura ferox Chinese thornapple Annual herb 1
Datura stramonium Jimson weed Annual herb 2
Digitaria ischaemum Smooth crabgrass Annual grass  
Digitaria sanguinalis Crabgrass Annual grass  
Dittrichia graveolens ! Stinkwort Annual herb  
Draba verna Whitlow grass Annual herb  
Dysphania ambrosioides Mexican tea Annual, Perennial herb 3
Dysphania anthelmintica Annual herb  
Dysphania botrys Jerusalem oak goosefoot Annual herb  
Dysphania pumilio Tasmanian goosefoot Annual herb  
Echinochloa colona Jungle rice Annual grass  
Echinochloa crus-galli Barnyard grass Annual grass  
Echinochloa crus-pavonis Gulf cockspur grass Annual grass  
Echinochloa muricata Rough barnyard grass Annual grass  
Echinochloa oryzoides Rice field barnyard grass Annual grass  
Elatine ambigua Asian waterwort Annual herb  
Eleusine tristachya Three spiked goosegrass Annual grass  
Elymus caput-medusae ! Medusa head Annual grass  
Eragrostis cilianensis Stinkgrass Annual grass  
Eragrostis pilosa Indian lovegrass Annual grass  
Eragrostis pilosa var. pilosa Indian lovegrass Annual grass  
Erigeron bonariensis Flax-leaved horseweed Annual herb  
Erigeron sumatrensis Tropical horseweed Annual herb  
Eriochloa contracta Dense cupgrass Annual grass  
Erodium botrys Big heron bill Annual herb  
Erodium brachycarpum White stemmed filaree Annual herb  
Erodium cicutarium ! Coastal heron's bill Annual herb 4
Erodium moschatum Whitestem filaree Annual herb  
Erysimum cheiranthoides Wormseed mustard Annual herb  
Euphorbia maculata Spotted spurge Annual herb  
Euphorbia nutans Eyebane spurge Annual herb  
Euphorbia peplus Petty spurge Annual herb  
Euphorbia prostrata Prostrate sandmat Annual herb  
Festuca bromoides Brome fescue Annual grass  
Festuca myuros ! Rattail sixweeks grass Annual grass 4
Festuca perennis ! Italian rye grass Annual, Perennial grass 7
Festuca temulenta Darnel, tares Annual grass  
Filago gallica Narrow leaved filago Annual herb  
Fimbristylis autumnalis Slender fimbry Annual grass  
Galium murale Tiny bedstraw Annual herb  
Galium parisiense Wall bedstraw Annual herb  
Galium spurium Sticky willy Annual herb  
Gastridium phleoides Nit grass Annual grass  
Geranium dissectum ! Wild geranium Annual herb  
Geranium molle Crane's bill geranium Annual, Perennial herb  
Glinus lotoides Lotus sweetjuice Annual herb  
Gnaphalium luteo-album Common cudweed Annual herb  
Gnaphalium luteoalbum Jersey cudweed Annual herb  
Hainardia cylindrica Thin tail Annual grass  
Heliotropium europaeum European heliotrope Annual herb  
Helminthotheca echioides ! Bristly ox-tongue Annual, Perennial herb  
Herniaria hirsuta Herniaria Annual herb  
Herniaria hirsuta ssp. hirsuta Herniaria Annual herb  
Herniaria hirsuta var. hirsuta Herniaria Annual herb  
Heteranthera rotundifolia Roundleaf mudplantain Annual herb  
Hordeum marinum Seaside barley Annual grass  
Hordeum marinum ssp. gussoneanum ! Barley Annual grass  
Hordeum murinum ! Foxtail barley Annual grass  
Hordeum murinum ssp. glaucum Foxtail Annual grass  
Hordeum murinum ssp. leporinum Farmer's foxtail Annual grass  
Hordeum murinum ssp. murinum Wall barley Annual grass  
Hypochaeris glabra ! Smooth cats ear Annual herb  
Koeleria gerardi Annual june grass, bristly koeleria Annual grass  
Koeleria gerardii Annual june grass, bristly koeleria Annual grass  
Koeleria phleoides Bristly koeler's grass Annual grass  
Lactuca saligna Willow lettuce Annual herb  
Lactuca serriola Prickly lettuce Annual herb  
Lamarckia aurea Goldentop Annual grass  
Lamium amplexicaule Henbit Annual herb  
Leontodon muelleri Mueller's hawkbit Annual herb  
Leontodon saxatilis Hawkbit Annual herb  
Leontodon saxatilis ssp. longirostris Hawkbit Annual herb  
Lepidium chalepense ! Lens-podded hoary cress Annual, Perennial herb  
Lepidium didymum Lesser swine cress Annual herb  
Lepidium perfoliatum Klamath pepper grass Annual herb  
Lepidium pinnatifidum Wayside pepper grass Annual, Perennial herb  
Logfia gallica Narrowleaf cottonrose Annual herb  
Lolium multiflorum Italian rye grass Annual, Biennial grass 6
Lolium rigidum Rigid italian rye grass Annual grass 1
Lolium temulentum Darnel Annual grass  
Lysimachia arvensis Scarlet pimpernel Annual herb 5
Lythrum hyssopifolia ! Hyssop loosestrife Annual, Perennial herb  
Lythrum hyssopifolium Hyssop loosestrife Annual, Perennial herb  
Lythrum tribracteatum Three bracted loosestrife Annual herb  
Malva neglecta Dwarf mallow Annual, Perennial herb  
Malva nicaeensis Bull mallow Annual herb  
Malva parviflora Cheeseweed Annual herb  
Medicago lupulina Black medick Annual, Perennial herb  
Medicago polymorpha ! California burclover Annual herb  
Medicago praecox Mediterranean medick Annual herb  
Melilotus alba Sweetclover Annual, Biennial herb 2
Melilotus albus White sweetclover Annual, Biennial herb 2
Melilotus indicus Annual yellow sweetclover Annual herb  
Melilotus officinalis Yellow sweetclover Annual, Biennial herb 2
Mesembryanthemum nodiflorum ! Small flowered iceplant Annual herb  
Mollugo verticillata Indian chickweed Annual herb  
Myosotis discolor Forget me not Annual herb  
Nicotiana acuminata Manyflower tobacco Annual herb  
Nicotiana acuminata var. multiflora Many flowered tobacco Annual herb  
Oryza sativa Domestic rice Annual grass  
Panicum capillare ssp. hillmanii Hillman's panicgrass Annual grass  
Panicum dichotomiflorum Smooth witchgrass Annual grass  
Panicum dichotomiflorum ssp. dichotomiflorum Fall panic grass Annual grass  
Panicum hillmanii Hillman's panicgrass Annual grass  
Parapholis incurva Sickle grass Annual grass  
Persicaria hydropiper Common smartweed Annual herb  
Persicaria maculosa Spotted ladysthumb Annual herb  
Petrorhagia dubia Windmill pink Annual herb  
Phalaris brachystachys Short spike canarygrass Annual grass  
Phalaris minor Mediterranean canarygrass Annual grass  
Phalaris paradoxa Hood canarygrass Annual grass  
Physalis lanceifolia Narrow leaf tomatillo Annual herb  
Physalis lancifolia Narrow leaf tomatillo Annual herb  
Picris echioides Bristly ox tongue Annual, Perennial herb  
Pisum sativum Garden pea Annual herb  
Plantago coronopus Cut leaf plantain Annual herb  
Plantago hookeriana California plantain Annual herb 6
Poa annua Annual blue grass Annual grass  
Poa infirma Weak blue grass Annual grass  
Polycarpon tetraphyllum Four leaved allseed Annual herb  
Polycarpon tetraphyllum var. tetraphyllum Four leaved allseed Annual herb  
Polygonum arenastrum Common knotweed Annual, Perennial herb  
Polygonum aviculare ssp. depressum Prostrate knotweed Annual, Perennial herb  
Polygonum buxiforme Box knotweed Annual, Perennial herb  
Polygonum hydropiper Common smartweed Annual herb  
Polygonum patulum Bellard's smartweed Annual herb  
Polygonum persicaria Lady's thumb Annual herb  
Polygonum prolificum Bushy knotweed Annual herb  
Polygonum ramosissimum Yellow knotweed Annual herb  
Polygonum ramosissimum ssp. prolificum Bushy knotweed Annual herb  
Polypogon maritimus Mediterranean beard grass Annual grass  
Polypogon monspeliensis ! Annual beard grass Annual grass 2
Portulaca oleracea Common purslane Annual herb 1
Proboscidea louisianica Ram's horn Annual herb  
Proboscidea louisianica ssp. louisianica Common devil's claw Annual herb 1
Pseudognaphalium luteoalbum Jersey cudweed Annual herb  
Ranunculus muricatus Buttercup Annual, Perennial herb  
Raphanus sativus ! Jointed charlock Annual, Biennial herb  
Rostraria cristata Mediterranean hairgrass Annual grass  
Rumex dentatus Toothed dock Annual, Perennial herb  
Sagina apetala Dwarf pearlwort Annual herb  
Salsola gobicola Barbwire russian thistle Annual, Perennial herb  
Salsola tragus ! Russian thistle Annual herb  
Scleranthus annuus German knotgrass Annual herb  
Scleranthus annuus ssp. annuus German knotgrass Annual herb  
Senecio sylvaticus Woodland groundsel Annual herb  
Senecio vulgaris Common groundsel Annual herb  
Setaria pumila Yellow bristlegrass Annual grass  
Setaria pumila ssp. pumila Yellow foxtail Annual grass  
Setaria viridis Green foxtail Annual grass  
Sida rhombifolia Cuban jute Annual herb  
Silene gallica Common catchfly Annual herb  
Silybum marianum ! Milk thistle Annual, Perennial herb 1
Sinapis arvensis ! Charlock Annual herb  
Sisymbrium altissimum Tumble mustard Annual herb  
Sisymbrium officinale Hedge mustard Annual herb  
Sisymbrium orientale Indian hedge mustard Annual, Perennial herb  
Solanum nigrum Black nightshade Annual herb  
Solanum rostratum Buffalo berry Annual herb  
Soliva sessilis South american soliva Annual herb  
Sonchus asper Spiny sowthistle Annual herb  
Sonchus asper ssp. asper Sow thistle Annual herb  
Sonchus oleraceus Sow thistle Annual herb  
Spergularia bocconei Boccone's sand spurry Annual herb  
Spergularia bocconi Boccone's sand spurry Annual herb  
Spergularia rubra Purple sand spurry Annual, Perennial herb  
Sporobolus creber Slender dropseed Annual grass  
Stellaria media Chickweed Annual herb 1
Stellaria pallida Pale starwort Annual herb  
Taeniatherum caput-medusae Medusa head Annual grass  
Torilis arvensis ! Field hedge parsley Annual herb  
Torilis arvensis ssp. purpurea Purple field hedge parsley Annual herb  
Torilis nodosa Wild parsley Annual herb  
Tribulus terrestris ! Puncture vine Annual herb  
Trifolium campestre Hop clover Annual herb  
Trifolium cernuum Nodding clover Annual herb  
Trifolium dubium Shamrock Annual herb  
Trifolium glomeratum Clustered clover Annual herb  
Trifolium hirtum ! Rose clover Annual herb 6
Trifolium incarnatum Crimson clover Annual herb 4
Trifolium subterraneum Subterranean clover Annual herb  
Trifolium tomentosum Woolly clover Annual herb  
Triticum aestivum Common wheat Annual grass 5
Urtica urens Annual stinging nettle Annual herb  
Velezia rigida Velezia Annual herb  
Verbena bonariensis ! Purple top vervain Annual, Biennial herb 13
Veronica persica Bird's eye speedwell Annual herb  
Vicia benghalensis Purple vetch Annual herb, Vine 3
Vicia sativa Spring vetch Annual herb, Vine  
Vicia sativa ssp. sativa Common vetch Annual herb, Vine  
Vicia villosa Hairy vetch Annual herb, Vine 3
Vicia villosa ssp. varia Smooth vetch Annual herb, Vine 5
Vulpia bromoides Six weeks fescue Annual grass  
Vulpia myuros Rattail fescue Annual grass 3
Vulpia myuros var. hirsuta Fox tail fescue Annual grass 3
Vulpia myuros var. myuros Six weeks fescue Annual grass 2
Xanthium spinosum Spiny cocklebur Annual herb  
  Lifeform: Biennial3 plants
  Lifeform: Perennial130 plants
  Lifeform: Shrub22 plants
  Lifeform: Tree16 plants
  Lifeform: Vine3 plants
 
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive.
NB: found in Glenn County is intended to indicate only plants found growing in the wild. However, the evidence is not always clear, and may occasionally include plants found in cultivation. To verify the wild presence of any particular plant in the list above, please click through to Calflora and look closely at the observations in this county.