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Criteria:   found in Santa Cruz County  •   is not native  •  group by lifeform
1682  records include photos for these plants ! potentially invasive
# number of sources
Scientific Name Common Name Lifeform #
  Lifeform: Annual571 plants
Abutilon indicum Monkeybush Annual herb  
Aegilops bicornis Goatgrass Annual grass  
Aegilops comosa Goatgrass Annual grass  
Aegilops crassa Persian goatgrass Annual grass  
Aegilops longissima Goatgrass Annual grass  
Aegilops ovata Goatgrass Annual grass  
Aegilops searsii Sears' goatgrass Annual grass  
Aegilops triuncialis ! Goatgrass Annual grass  
Aegilops umbellulata Goatgrass Annual grass  
Aegilops ventricosa Goatgrass Annual grass  
Ageratum houstonianum Bluemink Annual, Perennial herb 1
Agrostis hyemalis Winter bentgrass Annual grass 4
Aira caryophyllea Silvery hairgrass Annual grass  
Aira elegantissima Elegant european hairgrass Annual grass  
Alyssum minus ssp. micranthum European alyssum Annual herb  
Amaranthus crassipes var. warnockii Annual herb  
Amaranthus deflexus Large fruited amaranth Annual herb  
Amaranthus gracilis Large fruited amaranth Annual herb 1
Amaranthus pringlei Pringle's amaranth Annual herb  
Amaranthus retroflexus Rough pigweed Annual herb  
Amaranthus rudis Roughfruit amaranth Annual herb  
Amaranthus tricolor Joseph's-coat Annual herb  
Anagallis arvensis Scarlet pimpernel Annual herb 3
Anarrhinum bellidifolium Annual herb  
Anthemis cotula Dog fennel Annual herb  
Anthoxanthum odoratum ! Sweet vernal grass Annual, Perennial grass 3
Anthriscus caucalis Bur chevril Annual herb, Vine  
Apera interrupta Dense silky bent Annual grass  
Apium graveolens Celery Annual, Biennial herb 1
Arctotheca calendula ! Cape weed Annual, Perennial herb 1
Arctotheca prostrata ! Prostrate cape weed Annual, Perennial herb  
Arenaria serpyllifolia ssp. serpyllifolia Thyme leaf sandwort Annual herb  
Argemone gracilenta Sonoran pricklypoppy Annual, Perennial herb  
Argemone hispida Rough pricklypoppy Annual, Perennial herb 1
Argemone mexicana Mexican pricklypoppy Annual, Perennial herb  
Artemisia biennis Biennial sagewort Annual, Perennial herb  
Astragalus alvordensis Alvord milkvetch Annual herb  
Astragalus arrectus Palouse milkvetch Annual herb  
Astragalus gilensis Gila milkvetch Annual herb  
Astragalus lentiginosus var. australis Freckled milkvetch Annual, Perennial herb  
Astragalus lentiginosus var. yuccanus Yucca milkvetch Annual, Perennial herb  
Astragalus mulfordiae Mulford's milkvetch Annual herb  
Astragalus nuttallianus var. trichocarpus Turkeypeas Annual herb  
Astragalus porrectus Lahontan milkvetch Annual herb  
Astragalus spaldingii Spalding's milkvetch Annual herb  
Astragalus tenellus Looseflower milkvetch Annual herb  
Astragalus tiehmii Tiehm's milkvetch Annual herb  
Atriplex halimus Saltbush Annual herb  
Atriplex heterosperma Two scale saltbush Annual herb  
Atriplex obovata Mound saltbush Annual herb  
Atriplex prostrata Fat-hen Annual herb 1
Atriplex rhagodioides Silver saltbush Annual herb  
Atriplex triangularis Spearscale Annual herb 1
Atriplex undulata Wavy-leaved saltbush Annual herb  
Avena barbata ! Slim oat Annual, Perennial grass  
Avena fatua ! Wildoats Annual grass 2
Avena sativa Wild oat Annual, Perennial grass 7
Bambusa multiplex Hedge bamboo Annual grass 3
Bambusa oldhamii Annual grass 5
Bellardia trixago ! Mediterranean lineseed Annual herb  
Bidens pilosa Hairy beggarticks Annual herb  
Bidens pilosa var. pilosa Common beggar ticks Annual herb  
Boerhavia spicata Creeping spiderling Annual herb  
Borago officinalis Common borage Annual herb 5
Bouteloua repens Slender grama Annual grass  
Brachypodium distachyon ! Purple false brome Annual, Perennial grass  
Brassica nigra ! Black mustard Annual herb  
Brassica oleracea Cabbage Annual herb 2
Brassica rapa ! Common mustard Annual herb  
Brassica rapa var. rapa Turnip Annual herb  
Briza maxima ! Rattlesnake grass Annual grass 3
Briza minor Little rattlesnake grass Annual grass  
Bromus alopecuros Weedy brome Annual grass  
Bromus alopecurus Weedy brome Annual grass  
Bromus arenarius Australian chess Annual grass  
Bromus berteroanus Chilean chess Annual grass  
Bromus catharticus Rescue grass Annual, Perennial grass  
Bromus catharticus var. elatus Chilean brome 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 hordeaceus ssp. hordeaceus Soft brome Annual grass 1
Bromus japonicus ! Hairy chess Annual grass  
Bromus madritensis Foxtail chess, foxtail brome Annual grass  
Bromus madritensis ssp. madritensis Foxtail chess Annual grass  
Bromus madritensis ssp. rubens ! Foxtail brome Annual grass 2
Bromus racemosus Smooth brome Annual grass  
Bromus stamineus Roadside brome Annual, Perennial grass  
Bromus sterilis Sterile brome Annual grass  
Bromus tectorum ! Downy chess Annual grass  
Bromus trinii Chilian chess Annual grass  
Bupleurum rotundifolium Hare's ear Annual herb  
Cakile edentula Sea rocket Annual herb 2
Cakile maritima ! Sea rocket Annual herb  
Calendula arvensis Field marigold Annual herb  
Calendula officinalis Pot marigold Annual herb 9
Callisia repens Creeping inchplant Annual, Perennial herb  
Callitriche peploides Matted water-starwort Annual herb  
Camelina sativa ssp. sativa Gold-of-pleasure Annual herb  
Camissonia dentata Annual, Perennial herb  
Camissonia multijuga Froststem suncup Annual, Perennial herb  
Camissonia nevadensis Nevada suncup Annual, Perennial herb  
Camissonia parryi Redclay suncup Annual, Perennial herb  
Camissonia walkeri ssp. walkeri Walker's suncup Annual, Perennial herb  
Canbya aurea Golden pygmypoppy Annual herb  
Cannabis sativa Herb Annual herb  
Capsella bursa-pastoris Shepherd's purse Annual herb 1
Cardamine flexuosa Woodland bittercress Annual, Biennial, Perennial herb  
Cardamine hirsuta Hairy bitter cress Annual herb  
Carduus crispus Curly plumeless thistle Annual herb  
Carduus pycnocephalus ! Italian thistle Annual herb  
Carduus pycnocephalus ssp. pycnocephalus Italian thistle Annual herb  
Carduus tenuiflorus ! Slender flowered thistle Annual herb  
Carthamus baeticus Smooth distaff thistle Annual herb  
Carthamus oxyacantha Jeweled distaff thistle Annual herb  
Cenchrus biflorus Indian sandbur Annual grass  
Centaurea Xmoncktonii Meadow knapweed Annual, Perennial herb  
Centaurea Xpratensis Meadow thistle Annual herb  
Centaurea benedicta Blessed thistle Annual herb 1
Centaurea calcitrapa ! Purple star thistle Annual, Perennial herb  
Centaurea cyanus Batchelor's button Annual herb 7
Centaurea debeauxii Meadow knapweed Annual, Perennial herb  
Centaurea melitensis ! Tocalote Annual herb  
Centaurea solstitialis ! Yellow starthistle Annual herb  
Centaurea sulphurea Sicilian starthistle Annual herb  
Centaurium tenuiflorum Slender centaury Annual herb  
Centranthus ruber Jupiter's beard Annual, Perennial herb 6
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  
Chamomilla suaveolens Common pineapple weed Annual herb  
Chenopodium album Lambs quarters Annual herb  
Chenopodium album var. album Lambsquarters 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 carnosulum var. patagonicum Ridged goosefoot Annual herb  
Chenopodium macrospermum Largeseed goosefoot Annual herb  
Chenopodium macrospermum var. halophilum Coast goosefoot Annual herb  
Chenopodium multifidum Cut leaved goosefoot Annual, Perennial herb  
Chenopodium murale Nettle leaf goosefoot Annual herb  
Chenopodium pumilio Tasmanian goosefoot Annual herb  
Chenopodium rubrum var. humile Red goosefoot Annual herb  
Chrysanthemum carinatum Tri colored daisy Annual herb 7
Chrysanthemum coronarium Crown daisy Annual herb 2
Chrysanthemum segetum Corn chrysanthemum Annual herb  
Ciclospermum leptophyllum Marsh parsley Annual herb  
Cleome gynandra Spiderwisp Annual herb  
Cleome viscosa Asian spiderflower Annual herb  
Cnicus benedictus Blessed thistle Annual herb 1
Commelina diffusa Climbing dayflower Annual, Perennial herb  
Commelina erecta var. erecta Whitemouth dayflower Annual, Perennial herb  
Consolida ajacis Doubtful knight's spur Annual herb 6
Consolida ambigua Doubtful knight's spur Annual herb 1
Consolida orientalis Oriental knight's-spur Annual herb 1
Consolida regalis Royal knight's-spur Annual herb 2
Conyza bilboana Horseweed Annual herb  
Conyza bonariensis South american horseweed Annual herb  
Conyza floribunda Tropical horseweed Annual herb  
Coreopsis tinctoria Calliopsis Annual herb 13
Corispermum americanum var. rydbergii American bugseed Annual herb  
Corispermum villosum Hairy bugseed Annual herb  
Coronopus didymus Lesser swine cress Annual herb  
Coronopus squamatus Greater swine cress Annual, Perennial herb  
Cotula australis Brass buttons Annual herb  
Crassula argentea Jade plant Annual herb 3
Crassula ovata Jade plant Annual herb 3
Crassula tillaea Mediterranean pygmy weed Annual herb 1
Crepis capillaris Smooth hawksbeard Annual, Perennial herb  
Crepis vesicaria Beaked hawksbeard Annual, Perennial herb  
Crepis vesicaria ssp. taraxacifolia Weedy hawksbeard Annual, Perennial herb  
Croton dioicus Grassland croton Annual herb  
Crypsis vaginiflora African prickle grass Annual grass  
Cucumis metuliferus African horned cucumber Annual, Perennial herb  
Cucurbita moschata Crookneck squash Annual herb, Vine  
Cuphea hyssopifolia False heather Annual, Perennial herb 7
Cuphea wrightii Wright's waxweed Annual, Perennial herb  
Cuscuta europaea Greater dodder Annual herb, Vine (parasitic)  
Cuscuta umbellata Flatglobe dodder Annual herb, Vine (parasitic)  
Cyclachaena xanthiifolia Giant sumpweed Annual herb  
Cyclospermum leptophyllum Marsh parsley Annual herb  
Cymbalaria muralis Kenilworth ivy Annual, Perennial herb 3
Cymbopogon citratus Lemon grass Annual grass 4
Cynosurus echinatus ! Dogtail grass Annual grass  
Cyperus difformis Variable flatsedge Annual grass  
Cypselea humifusa Panal Annual herb  
Datura ferox Chinese thornapple Annual herb 1
Datura stramonium Jimson weed Annual herb 2
Descurainia pinnata ssp. pinnata Western tansymustard Annual herb  
Descurainia sophia ! Herb sophia Annual herb  
Desmazeria rigida Hard bluegrass Annual grass  
Digitaria bicornis Asian crabgrass Annual grass  
Digitaria ischaemum Smooth crabgrass Annual grass  
Digitaria sanguinalis Crabgrass Annual grass  
Dimorphotheca pluvialis Weather prophet Annual herb 1
Dimorphotheca sinuata African daisy Annual herb 4
Diodia virginiana Virginia buttonweed Annual herb  
Dittrichia graveolens ! Stinkwort Annual herb  
Drymaria cordata Whitesnow Annual, Perennial herb  
Dysphania ambrosioides Mexican tea Annual, Perennial herb 3
Dysphania anthelmintica Annual herb  
Dysphania pumilio Tasmanian goosefoot Annual herb  
Dyssodia tenuiloba var. tenuiloba Annual herb  
Ecballium elaterium Squirting cucumber Annual herb, Vine  
Echinochloa crus-galli Barnyard grass Annual grass  
Echinochloa crus-galli ssp. spiralis Barnyardgrass Annual grass  
Echinochloa crus-galli var. frumentacea Billion-dollar grass Annual grass 1
Echinochloa crus-pavonis Gulf cockspur grass Annual grass  
Echinochloa frumentacea Billion dollar grass Annual grass 1
Echinochloa muricata Rough barnyard grass Annual grass  
Elymus caput-medusae ! Medusa head Annual grass  
Epilobium Xpulchrum Annual herb  
Eragrostis cilianensis Stinkgrass Annual grass  
Eragrostis oxylepis Red lovegrass Annual grass  
Eragrostis plana South african lovegrass Annual grass  
Eragrostis tef Teff Annual grass  
Eragrostis trichodes Sand lovegrass Annual grass  
Erechtites glomerata Australasian fireweed Annual, Perennial herb  
Erechtites hieraciifolia var. hieraciifolia Hairy leaved erechtites Annual, Perennial herb  
Erechtites minima Australian fireweed Annual, Perennial herb  
Eremopyrum orientale Oriental false wheatgrass Annual grass  
Eremopyrum triticeum Annual wheatgrass Annual grass  
Erigeron bonariensis Flax-leaved horseweed Annual herb  
Erigeron neomexicanus New mexico fleabane Annual herb  
Erigeron radicatus Taproot fleabane Annual herb  
Erigeron sumatrensis Tropical horseweed Annual herb  
Eriochloa acuminata var. minor Tapertip cupgrass Annual grass  
Eriogonum esmeraldense var. toiyabense Toiyabe buckwheat Annual herb  
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  
Euphorbia helioscopia Wartweed Annual herb  
Euphorbia hirta Pillpod sandmat Annual herb  
Euphorbia lathyris ! Gopher plant Annual, Perennial herb 2
Euphorbia maculata Spotted spurge Annual herb  
Euphorbia peplus Petty spurge Annual herb  
Eustachys petraea Pinewoods fingergrass Annual grass  
Fagopyrum tataricum Tartary buckwheat Annual herb  
Fallopia convolvulus Black bindweed Annual herb  
Festuca bromoides Brome fescue Annual grass  
Festuca myuros ! Rattail sixweeks grass Annual grass 3
Festuca perennis ! Italian rye grass Annual, Perennial grass 7
Festuca temulenta Darnel, tares Annual grass  
Filago gallica Narrow leaved filago Annual herb  
Fimbristylis miliacea Millet fimbristylis Annual grass  
Fimbristylis spathacea Hurricanegrass Annual grass  
Fumaria officinalis Fumitory Annual herb  
Fumaria parviflora Fine leaved fumitory Annual herb  
Gaillardia Xgrandiflora Annual herb  
Gaillardia pinnatifida Red dome blanketflower Annual herb 2
Gaillardia pulchella var. picta Firewheel Annual herb  
Galium divaricatum Lamarck's bedstraw Annual herb  
Galium murale Tiny bedstraw Annual herb  
Galium parisiense Wall bedstraw Annual herb  
Galium spurium Sticky willy Annual herb  
Gastridium phleoides Nit grass Annual grass  
Gaura parviflora Small flowered gaura Annual, Perennial herb  
Geranium dissectum ! Wild geranium Annual herb  
Geranium molle Crane's bill geranium Annual, Perennial herb  
Geranium palmatum Canary island geranium Annual herb  
Geranium purpureum ! Herb robert Annual, Biennial herb  
Geranium pusillum Small flowered geranium Annual herb  
Geranium robertianum Robert's geranium Annual herb 1
Geranium rotundifolium Round leaved geranium Annual herb  
Gilia flavocincta Lesser yellowthroat gilia Annual herb  
Glebionis coronaria ! Crown daisy Annual herb 2
Gnaphalium japonicum Japanese cudweed Annual herb  
Gnaphalium luteo-album Common cudweed Annual herb  
Gnaphalium luteoalbum Jersey cudweed Annual herb  
Gossypium armourianum Annual herb,Perennial herb,Tree,Shrub  
Gossypium barbadense Creole cotton Annual herb,Perennial herb,Tree,Shrub  
Gratiola virginiana Roundfruit hedgehyssop Annual herb  
Grindelia ciliata Annual, Perennial herb  
Gypsophila elegans var. elegans Baby's breath Annual, Biennial herb 7
Helenium thurberi Thurber's sneezeweed Annual herb  
Helianthus angustifolius Swamp sunflower Annual, Perennial herb 4
Helianthus laciniatus Alkali sunflower Annual, Perennial herb  
Helipterum roseum Annual herb 1
Helminthotheca echioides ! Bristly ox-tongue Annual, Perennial herb  
Herniaria hirsuta Herniaria Annual herb  
Herniaria hirsuta ssp. cinerea Grey herniaria Annual herb  
Herniaria hirsuta ssp. hirsuta Herniaria Annual herb  
Herniaria hirsuta var. cinerea Herniaria Annual herb  
Heteranthelium piliferum Annual grass  
Heteranthemis viscidehirta Sand chrysanthemum Annual herb  
Heteranthera multiflora Bouquet mudplantain Annual herb  
Hibiscus trionum Flower of an hour Annual herb 2
Hordeum marinum Seaside barley Annual grass  
Hordeum marinum ssp. gussoneanum ! Barley Annual grass  
Hordeum marinum ssp. marinum Seaside 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 vulgare Common barley Annual grass 5
Hordeum vulgare var. trifurcatum Common barley Annual grass 5
Hordeum vulgare var. vulgare Annual grass  
Hyoscyamus niger Black henbane Annual herb  
Hypochaeris glabra ! Smooth cats ear Annual herb  
Iberis sempervirens Evergreen candytuft Annual herb 2
Impatiens noli-tangere Western touch me not Annual herb  
Ipomoea alba Tropical white morning-glory Annual herb, Vine 1
Ipomoea batatas Sweetpotato Annual herb, Vine 2
Ipomoea lacunosa Whitestar Annual herb, Vine  
Ipomoea purpurea Common morning glory Annual herb 2
Ismelia carinata Tricolor daisy Annual herb 7
Juncus capitatus Leafy bracted dwarf rush Annual grass  
Kochia scoparia ! Summer cypress Annual herb  
Koeleria phleoides Bristly koeler's grass Annual grass  
Lactuca saligna Willow lettuce Annual herb  
Lactuca serriola Prickly lettuce Annual herb  
Lagenaria siceraria Bottle gourd Annual herb, Vine  
Lamium amplexicaule Henbit Annual herb  
Lamium maculatum Spotted henbit Annual herb 3
Lamium purpureum Purple dead nettle Annual herb  
Laportea interrupta Hawai'i woodnettle Annual, Perennial herb  
Lapsana communis Common nipplewort Annual herb  
Lathyrus hirsutus Caley pea Annual herb  
Lathyrus odoratus Common sweet pea Annual herb 5
Lathyrus sativus White pea Annual herb, Vine 1
Lathyrus tingitanus Tangier pea Annual herb 1
Lavatera cretica Cretan lavatera Annual herb  
Leontodon autumnalis ssp. autumnalis Fall dandelion Annual herb  
Leontodon saxatilis Hawkbit Annual herb  
Leontodon saxatilis ssp. saxatilis Annual herb  
Lepidium chalepense ! Lens-podded hoary cress Annual, Perennial herb  
Lepidium didymum Lesser swine cress Annual herb  
Lepidium lasiocarpum var. wrightii Wright's pepperweed Annual herb  
Lepidium squamatum Greater swinecress Annual, Perennial herb  
Lepidium virginicum var. virginicum Wild pepper grass Annual herb  
Leptochloa panicea ssp. mucronata Mucronate sprangletop Annual grass  
Leucanthemum maximum Shasta daisy Annual, Perennial herb 12
Linaria maroccana Moroccan toad flax Annual herb 9
Linum bienne Flax Annual herb  
Linum usitatissimum Common flax Annual herb 2
Logfia gallica Narrowleaf cottonrose Annual herb  
Lolium multiflorum Italian rye grass Annual, Biennial grass 6
Lolium temulentum Darnel Annual grass  
Luffa acutangula Sinkwa towelsponge Annual herb, Vine  
Lunaria annua Annual moonwort Annual, Perennial herb 1
Lupinus alpicola Mt. adams lupine Annual herb  
Lupinus angustifolius Narrowleaf lupine Annual herb  
Lupinus burkei Largeleaf lupine Annual herb  
Lupinus caespitosus var. caespitosus Stemless dwarf lupine Annual herb  
Lupinus hartwegii Annual herb  
Lupinus minimus Kettle falls lupine Annual herb  
Lupinus parviflorus ssp. parviflorus Lodgepole lupine Annual herb  
Lupinus pusillus ssp. rubens Rusty lupine Annual herb  
Lycopersicon esculentum Tomato Annual, Perennial herb  
Lysimachia arvensis Scarlet pimpernel Annual herb 3
Lythrum hyssopifolia ! Hyssop loosestrife Annual, Perennial herb  
Lythrum hyssopifolium Hyssop loosestrife Annual, Perennial herb  
Malacothrix polycephala Annual herb  
Malcolmia africana African mustard Annual herb  
Malcolmia maritima Virginia stock Annual herb  
Malva nicaeensis Bull mallow Annual herb  
Malva parviflora Cheeseweed Annual herb  
Matricaria globifera Clustered chamomille Annual herb  
Mazus japonicus Japanese mazus Annual herb  
Medicago arborea Moon trefoil Annual herb  
Medicago lupulina Black medick Annual, Perennial herb  
Medicago polymorpha ! California burclover Annual herb  
Melilotus alba Sweetclover Annual, Biennial herb 2
Melilotus albus White sweetclover Annual, Biennial herb 2
Melilotus indicus Annual yellow sweetclover Annual herb  
Mercurialis annua Annual mercury Annual herb  
Mesembryanthemum crystallinum ! Crystalline ice plant Annual herb  
Mesembryanthemum nodiflorum ! Small flowered iceplant Annual herb  
Mollugo verticillata Indian chickweed Annual herb  
Momordica balsamina Southern balsampear Annual herb, Vine  
Momordica charantia Balsampear Annual herb, Vine 1
Myosotis discolor Forget me not Annual herb  
Myosoton aquaticum Giantchickweed Annual, Perennial herb  
Nicotiana Xsanderorum Annual herb  
Nicotiana acuminata Manyflower tobacco Annual herb  
Nicotiana acuminata var. multiflora Many flowered tobacco Annual herb  
Nicotiana rustica Aztec tobacco Annual herb 1
Nicotiana suaveolens Australian tobacco Annual herb  
Nierembergia hippomanica Dwarf cupflower Annual herb 1
Oncosiphon piluliferum ! Stinknet Annual herb  
Ornithopus pinnatus Pinnate leaved ornithopus Annual, Perennial herb  
Ornithopus sativus Common ornithopus Annual herb  
Ornithopus sativus ssp. sativus Common bird's-foot Annual herb  
Orthocarpus barbatus Grand coulee owl's-clover Annual herb  
Oxalis debilis ssp. corymbosa Annual herb  
Oxalis radicosa Dwarf woodsorrel Annual herb  
Panicum capillare ssp. hillmanii Hillman's panicgrass Annual grass  
Panicum hillmanii Hillman's panicgrass Annual grass  
Panicum miliaceum Broom corn millet Annual grass  
Panicum miliaceum ssp. miliaceum Broomcorn millet Annual grass  
Panicum texanum Texas signalgrass Annual grass  
Papaver Xhybridum Annual herb  
Papaver orientale Oriental poppy Annual herb 1
Papaver rhoeas Corn poppy Annual herb 10
Parapholis incurva Sickle grass Annual grass  
Parentucellia viscosa ! Yellow parentucellia Annual herb  
Pectis coulteri Annual herb  
Pectis filipes Fivebract chinchweed Annual herb  
Pelargonium grossularioides Gooseberry pelargonium Annual, Perennial herb  
Pericallis cruenta Annual, Perennial herb  
Persicaria maculosa Spotted ladysthumb Annual herb  
Petunia violacea Violetflower petunia Annual, Perennial herb 1
Phalaris brachystachys Short spike canarygrass Annual grass  
Phalaris canariensis Canarygrass Annual grass  
Phalaris caroliniana Carolina canarygrass Annual grass  
Phalaris minor Mediterranean canarygrass Annual grass  
Phaseolus acutifolius Tepary bean Annual herb  
Phaseolus vulgaris Kidney bean Annual herb  
Picris echioides Bristly ox tongue Annual, Perennial herb  
Pilea microphylla Rockweed Annual, Perennial herb  
Plantago arenaria Indian plantain Annual herb 1
Plantago coronopus Cut leaf plantain Annual herb  
Plantago hookeriana California plantain Annual herb 6
Plantago sempervirens Annual herb 2
Pluchea camphorata Camphor pluchea Annual, Perennial herb  
Poa annua Annual blue grass Annual grass  
Polycarpon tetraphyllum Four leaved allseed Annual herb  
Polycarpon tetraphyllum var. tetraphyllum Four leaved allseed Annual herb  
Polygonum alpinum Alaska wild rhubarb Annual, Perennial herb  
Polygonum arenastrum Common knotweed Annual, Perennial herb  
Polygonum aviculare Prostrate knotweed Annual, Perennial herb  
Polygonum aviculare ssp. aviculare Prostrate knotweed Annual, Perennial herb  
Polygonum aviculare ssp. depressum Prostrate knotweed Annual, Perennial herb  
Polygonum bistorta Meadow bistort Annual, Perennial herb  
Polygonum buxiforme Box knotweed Annual, Perennial herb  
Polygonum convolvulus Black bindweed Annual herb  
Polygonum heterosepalum Oddsepal knotweed Annual, Perennial herb  
Polygonum hydropiper Common smartweed Annual herb  
Polygonum orientale Kiss me over the garden gate Annual herb 1
Polygonum patulum Bellard's smartweed Annual herb  
Polygonum pensylvanicum Pinkweed Annual herb  
Polygonum persicaria Lady's thumb Annual herb  
Polygonum prolificum Bushy knotweed Annual herb  
Polypogon maritimus Mediterranean beard grass Annual grass  
Polypogon monspeliensis ! Annual beard grass Annual grass 2
Porophyllum scoparium Trans-pecos poreleaf Annual herb  
Portulaca oleracea Common purslane Annual herb 1
Portulaca pilosa Kiss me quick Annual herb  
Portulacaria afra Elephant bush Annual herb 8
Prionopsis ciliata Spanish gold Annual, Perennial herb  
Pseudognaphalium luteoalbum Jersey cudweed Annual herb  
Ranunculus arvensis Field buttercup Annual herb  
Ranunculus muricatus Buttercup Annual, Perennial herb  
Ranunculus parviflorus Few flowered buttercup Annual herb  
Raphanus raphanistrum Jointed charlock Annual, Perennial herb  
Raphanus sativus ! Jointed charlock Annual, Biennial herb  
Rorippa curvisiliqua var. lyrata Lyrateleaf yellowcress Annual, Perennial herb  
Rostraria cristata Mediterranean hairgrass Annual grass  
Sagina apetala Dwarf pearlwort Annual herb  
Salsola collina Slender russian thistle Annual herb  
Salsola kali ssp. pontica Russian thistle Annual herb  
Salsola tragus ! Russian thistle Annual herb  
Salvinia auriculata Eared watermoss Annual, Perennial herb  
Scabiosa atropurpurea ! Pincushions Annual herb 3
Scandix pecten-veneris Shepherd's needle Annual herb, Vine  
Schizachne purpurascens False melic Annual grass  
Scrophularia oregana Oregon figwort Annual herb  
Secale cereale Rye Annual grass 3
Sechium edule Chayote Annual herb, Vine  
Senecio elegans Purple ragwort Annual herb 1
Senecio glomeratus ! Cutleaf burnweed Annual, Perennial herb  
Senecio minimus Coastal burnweed Annual, Perennial herb  
Senecio sylvaticus Woodland groundsel Annual herb  
Senecio vulgaris Common groundsel Annual herb  
Sesamum indicum Sesame Annual herb  
Sesbania sericea Papagayo Annual herb  
Setaria leucopila Streambed bristlegrass Annual grass  
Setaria liebmannii Liebmann's bristlegrass Annual grass  
Setaria megaphylla Bigleaf bristlegrass Annual grass 1
Setaria palmifolia Palmgrass Annual grass 1
Setaria verticilliformis Barbed bristlegrass Annual grass  
Setaria viridis Green foxtail Annual grass  
Setaria viridis var. major Green bristlegrass Annual grass  
Sherardia arvensis Field madder Annual herb  
Silene coniflora Fire following campion 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 irio ! London rocket Annual herb  
Sisymbrium officinale Hedge mustard Annual herb  
Solanum jasminoides Jasmine nightshade Annual herb 6
Solanum nigrum Black nightshade Annual herb  
Solanum pseudocapsicum Jerusalem cherry Annual herb  
Solanum rostratum Buffalo berry Annual herb  
Solanum torvum Turkey berry Annual herb  
Soleirolia soleirolii Baby's tears Annual herb 2
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  
Sorghum almum Columbus grass Annual grass  
Spergula arvensis Corn spurry Annual herb  
Spergula arvensis ssp. arvensis Starwort Annual herb  
Spergularia bocconei Boccone's sand spurry Annual herb  
Spergularia bocconi Boccone's sand spurry Annual herb  
Spergularia diandra Alkali sandspurry Annual, Perennial herb  
Spergularia echinosperma Bristleseed sandspurry Annual, Perennial herb  
Spergularia rubra Purple sand spurry Annual, Perennial herb  
Sporobolus creber Slender dropseed Annual grass  
Stellaria media Chickweed Annual herb 1
Stephanomeria runcinata Desert wirelettuce Annual herb  
Strigosella africana African mustard Annual herb  
Taeniatherum caput-medusae Medusa head Annual grass  
Tetragonia tetragonioides ! New zealand spinach Annual herb  
Teucrium chamaedrys Wall germander Annual herb 14
Torilis arvensis ! Field hedge parsley Annual herb  
Torilis arvensis ssp. 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  
Trichostema suffrutescens Florida scrub bluecurls Annual herb  
Trifolium angustifolium Narrow leaved clover Annual herb  
Trifolium arvense Rabbitfoot clover Annual herb  
Trifolium campestre Hop clover Annual herb  
Trifolium cernuum Nodding clover Annual herb  
Trifolium dubium Shamrock Annual herb  
Trifolium gemellum Spanish clover Annual herb  
Trifolium glomeratum Clustered clover Annual herb  
Trifolium hirtum ! Rose clover Annual herb 6
Trifolium incarnatum Crimson clover Annual herb 4
Trifolium resupinatum Reversed clover Annual herb  
Trifolium striatum Knotted clover Annual herb  
Trifolium subterraneum Subterranean clover Annual herb  
Trifolium tomentosum Woolly clover Annual herb  
Trifolium tomentosum var. tomentosum Woolly clover Annual herb  
Trifolium vesiculosum Arrowleaf clover Annual herb  
Tripleurospermum maritimum False mayweed Annual herb  
Triticum aestivum Common wheat Annual grass 5
Triticum araraticum Wheat Annual grass  
Triticum boeoticum Wild einkorn Annual grass  
Triticum boeoticum ssp. thaoudar Wild einkorn Annual grass  
Triticum monococcum Annual grass  
Triticum turgidum Rivet wheat Annual grass  
Triticum urartu Wheat Annual grass  
Triticum zhukovskyi Zhukovsky's wheat Annual grass  
Tropaeolum majus Garden nasturtium Annual herb, Vine 7
Urochloa mosambicensis African liverseed grass Annual grass  
Urochloa ramosa Dixie signalgrass Annual grass  
Urtica urens Annual stinging nettle Annual herb  
Verbena bonariensis ! Purple top vervain Annual, Biennial herb 13
Verbena bonariensis var. bonariensis Purpletop vervain Annual, Biennial herb 13
Verbena bonariensis var. conglomerata Purpletop vervain Annual, Biennial herb 13
Verbesina encelioides ssp. encelioides Golden crownbeard Annual herb  
Veronica arvensis Speedwell Annual herb  
Veronica persica Bird's eye speedwell Annual herb  
Vicia acutifolia Fourleaf vetch Annual herb, Vine  
Vicia benghalensis Purple vetch Annual herb, Vine 3
Vicia disperma European vetch Annual herb  
Vicia hirsuta Hairy vetch Annual herb, Vine  
Vicia lutea Yellow vetch Annual herb, Vine  
Vicia sativa Spring vetch Annual herb, Vine  
Vicia sativa ssp. nigra Smaller common vetch Annual herb, Vine  
Vicia sativa ssp. sativa Common vetch Annual herb, Vine  
Vicia tetrasperma Four seeded vetch Annual herb  
Vicia villosa Hairy vetch Annual herb, Vine 3
Vicia villosa ssp. pseudocracca Winter vetch Annual herb, Vine  
Vicia villosa ssp. varia Smooth vetch Annual herb, Vine 5
Vicia villosa ssp. villosa Hairy vetch Annual herb, Vine  
Vigna mungo Black gram Annual herb  
Viola tricolor var. tricolor Annual, Perennial herb  
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  
Youngia japonica var. japonica Annual herb  
Zea mays ssp. mays Corn Annual grass  
Zea mexicana Mexican teosinte Annual grass  
Zizania palustris var. palustris Northern wildrice Annual, Perennial grass  
  Lifeform: Biennial5 plants
Dipsacus sativus ! Indian teasel Biennial herb  
Hesperis matronalis Dame's rocket Biennial, Perennial herb 6
Silene latifolia ssp. alba Bladder campion Biennial, Perennial herb  
Verbascum speciosum Showy mullein Biennial herb  
Verbena litoralis Shore vervain Biennial, Perennial herb  
  Lifeform: Perennial676 plants
  Lifeform: Fern30 plants
  Lifeform: Shrub208 plants
  Lifeform: Tree131 plants
  Lifeform: Vine21 plants
NB: found in Santa Cruz 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.