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Criteria:   found in Yolo County  •   is not native  •  group by lifeform
689  records include photos for these plants # number of sources
Scientific Name Common Name Lifeform #
  Lifeform: Annual363 plants
  Lifeform: Biennial1 plant
  Lifeform: Perennial229 plants
Acroptilon repens ! Russian knapweed Perennial herb  
Ageratina adenophora ! Thoroughwort Perennial herb  
Agrostis avenacea ! Pacific bentgrass Perennial grass  
Agrostis capillaris Colonial bentgrass Perennial grass 2
Agrostis castellana Bentgrass Perennial grass  
Agrostis gigantea Creeping bentgras Perennial grass 4
Agrostis semiverticillata Beardless rabbitsfoot grass Perennial grass  
Agrostis stolonifera ! Redtop Perennial grass 1
Agrostis viridis Bentgrass Perennial grass  
Alisma lanceolatum Water plantain Perennial herb (aquatic)  
Allium neapolitanum White garlic Perennial herb (bulb)  
Allium sativum Cultivated garlic Perennial herb (bulb)  
Allium triquetrum White flowered onion Perennial herb (bulb)  
Alopecurus pratensis ! Meadow foxtail Perennial grass 6
Alternanthera philoxeroides ! Alligator weed Perennial herb  
Andropogon virginicus Broomsedge bluestem Perennial grass  
Anredera cordifolia Mignonette vine Perennial herb, Vine  
Aponogeton distachyon Cape pondweed Perennial herb  
Aponogeton distachyos Cape pondweed Perennial herb  
Aptenia cordifolia Dew plant Perennial herb 2
Arrhenatherum elatius Tall oatgrass Perennial grass 2
Arum italicum Italian lords and ladies Perennial herb 1
Arundo donax ! Giant reed Perennial grass 3
Asclepias curassavica Blood flower Perennial herb 9
Asclepias fruticosa African milkweed Perennial herb 1
Asclepias linaria Needle leaf milkweed Perennial herb, Shrub 2
Asparagus officinalis Garden asparagus Perennial herb 1
Asparagus officinalis ssp. officinalis Asparagus Perennial herb 1
Atriplex semibaccata ! Australian saltbush Perennial herb 4
Barbarea verna Wintercress Perennial herb  
Bellis perennis English lawn daisy Perennial herb 3
Beta vulgaris Beet Perennial herb 2
Boehmeria cylindrica Smallspike false nettle Perennial herb  
Boerhavia diffusa Red spiderling Perennial herb  
Bolboschoenus glaucus Tubered bulrush Perennial grass  
Bothriochloa bladhii Caucasian bluestem Perennial grass  
Bothriochloa laguroides Silver beardgrass Perennial grass 1
Bothriochloa laguroides ssp. torreyana Silver beardgrass Perennial grass  
Bothriochloa saccharoides Silver bluestem Perennial grass  
Bromus inermis Smooth brome Perennial grass 3
Cardamine parviflora Sand bittercress Perennial herb  
Cardaria chalepensis Lens podded hoary cress Perennial herb  
Cardaria draba Heart podded hoary cress Perennial herb  
Cardaria pubescens White top Perennial herb  
Carex divulsa Grassland sedge Perennial grass 6
Carex divulsa ssp. divulsa Gray sedge Perennial grass  
Carpobrotus edulis ! Iceplant Perennial herb 1
Carya illinoinensis Pecan Perennial herb  
Centaurea diffusa ! Diffuse knapweed Perennial herb  
Centaurea iberica Iberian knapweed Perennial herb  
Ceratostigma plumbaginoides Blue leadwood Perennial herb 7
Chloris gayana Rhodes grass Perennial grass  
Chloris truncata Truncate finger grass Perennial grass  
Chondrilla juncea ! Skeleton weed Perennial herb  
Cichorium intybus Chicory Perennial herb 9
Cirsium arvense ! Canada thistle Perennial herb  
Cirsium vulgare ! Bullthistle Perennial herb  
Coix lacryma-jobi Job's tears Perennial grass 2
Conium maculatum ! Poison hemlock Perennial herb  
Convolvulus arvensis Field bindweed Perennial herb, Vine  
Cortaderia jubata ! Andean pampas grass Perennial grass  
Cortaderia selloana ! Pampas grass Perennial grass 11
Cotula coronopifolia ! Brass buttons Perennial herb 2
Cynara cardunculus ! Cardoon Perennial herb 2
Cynodon dactylon ! Bermuda grass Perennial grass 4
Cyperus rotundus Nutgrass Perennial grass  
Dactylis glomerata ! Orchardgrass Perennial grass 6
Daucus carota Carrot Perennial herb 2
Delairea odorata ! Cape ivy Perennial herb  
Diplotaxis tenuifolia Perennial wall rocket Perennial herb  
Dipsacus fullonum ! Wild teasel Perennial herb  
Duchesnea indica Mock strawberry Perennial herb 2
Duchesnea indica var. indica Mock-strawberry Perennial herb  
Egeria densa ! Brazilian water weed Perennial herb 1
Ehrharta calycina ! Perennial veldt grass Perennial grass  
Ehrharta erecta ! Upright veldt grass Perennial grass  
Eichhornia crassipes ! Water hyacinth Perennial herb 1
Elymus hispidus Intermediate wheatgrass Perennial grass 6
Elymus ponticus Tall wheat grass Perennial grass 4
Elymus repens Quack grass Perennial grass  
Elytrigia elongata Tall wheatgrass Perennial grass 2
Elytrigia intermedia Intermediate wheatgrass Perennial grass 4
Elytrigia intermedia ssp. intermedia Intermediate wheatgrass Perennial grass 2
Elytrigia pontica Tall wheatgrass Perennial grass 1
Elytrigia pontica ssp. pontica Rush wheatgrass Perennial grass 1
Elytrigia repens Quack grass Perennial grass  
Eragrostis curvula Weeping lovegrass Perennial grass 9
Eragrostis curvula var. curvula Weeping lovegrass Perennial grass 8
Euphorbia oblongata ! Eggleaf spurge Perennial herb  
Festuca arundinacea ! Reed fescue Perennial grass 7
Foeniculum vulgare ! Fennel Perennial herb 4
Fumaria capreolata White ramping fumitory Perennial herb  
Glechoma hederacea Ground ivy Perennial herb 2
Glycyrrhiza glabra Licorice Perennial herb 1
Helianthus petiolaris Prairie sunflower Perennial herb  
Helianthus tuberosus ! Jerusalem artichoke Perennial herb  
Hirschfeldia incana ! Mustard Perennial herb  
Holcus lanatus ! Common velvetgrass Perennial grass  
Holcus mollis Creeping velvetgrass Perennial grass  
Homalocladium platycladum Ribbonbush Perennial herb 2
Hunnemannia fumariifolia Mexican tulip poppy Perennial herb 3
Hypericum mutilum Small flowered st john's wort Perennial herb  
Hypericum perforatum ! Klamathweed Perennial herb 2
Hypochaeris radicata ! Hairy cats ear Perennial herb  
Ipheion uniflorum Spring star Perennial herb 4
Ipomoea indica ! Oceanblue morning glory Perennial herb 4
Ipomoea mutabilis Ipomoea Perennial herb 2
Iris pseudacorus ! Horticultural iris Perennial herb 5
Jatropha curcas Barbados nut Perennial herb 1
Jatropha hernandiifolia Wild oilnut Perennial herb  
Jatropha integerrima Peregrina Perennial herb 3
Jatropha macrorhiza Ragged nettlespurge Perennial herb  
Juncus diffusissimus Slim podded rush Perennial grass  
Juncus effusus ssp. solutus Eastern soft rush Perennial grass  
Kickxia elatine Sharp point fluellin Perennial herb  
Kickxia spuria Fluellin Perennial herb  
Lathyrus venosus Veiny pea Perennial herb 5
Lepidium appelianum ! Hairy whitetop Perennial herb  
Lepidium draba ! Whitetop Perennial herb  
Lepidium draba ssp. chalepense Lenspod whitetop Perennial herb  
Lepidium draba ssp. draba Whitetop Perennial herb  
Lepidium latifolium ! Perennial pepperweed Perennial herb  
Leucanthemum vulgare ! Oxe eye daisy Perennial herb 6
Limonium duriusculum ! European sea lavender Perennial herb  
Linaria dalmatica Dalmatian toadflax Perennial herb  
Linaria dalmatica ssp. dalmatica ! Dalmatian toadflax Perennial herb  
Linaria genistifolia Broomleaf toadflax Perennial herb  
Linaria genistifolia ssp. dalmatica Dalmatian toad flax Perennial herb  
Lobularia maritima ! Sweet alyssum Perennial herb 8
Lolium perenne Perennial rye grass Perennial grass 5
Lotus corniculatus Bird's foot trefoil Perennial herb 8
Lotus tenuis Narrow-leaf bird's-foot trefoil Perennial herb  
Ludwigia hexapetala ! Six petal water primrose Perennial herb  
Ludwigia peploides ! Marsh purslane Perennial herb 1
Ludwigia peploides ssp. montevidensis Floating water primrose Perennial herb  
Lycianthes rantonnetii Blue potatobush Perennial herb 3
Lythrum salicaria ! Purple loosestrife Perennial herb 1
Marrubium vulgare ! White horehound Perennial herb 4
Medicago sativa Alfalfa Perennial herb 3
Mentha pulegium ! Pennyroyal Perennial herb 6
Mentha spicata Spearmint Perennial herb 7
Myriophyllum aquaticum ! Parrot's feather Perennial herb (aquatic) 1
Myriophyllum spicatum ! Water milfoil Perennial herb  
Nassella tenuissima ! Mexican feathergrass Perennial grass 13
Nothoscordum inodorum Grace, false garlic Perennial herb  
Oenothera biennis Small flowered evening primrose Perennial herb 3
Onopordum acanthium ! Scotch cottonthistle Perennial herb  
Origanum vulgare Oregano Perennial herb 11
Orobanche ramosa Yellow broom rape Perennial herb (parasitic)  
Oxalis corniculata Creeping wood sorrel Perennial herb  
Oxalis latifolia Mexican oxalis Perennial herb  
Oxalis pes-caprae ! Bermuda buttercup Perennial herb  
Panicum rigidulum Redtop panicgrass Perennial grass  
Panicum virgatum Switchgrass Perennial grass 12
Parietaria judaica Spreading pellitory Perennial herb  
Paspalum dilatatum Dallis grass Perennial grass  
Paspalum urvillei ! Vasey's grass Perennial grass  
Pastinaca sativa Wild parsnip Perennial herb  
Pelargonium odoratissimum Apple geranium Perennial herb, Shrub  
Pennisetum clandestinum ! Kikuyu grass Perennial grass  
Pennisetum setaceum ! Fountaingrass Perennial grass 15
Persicaria capitata Himalayan smartweed Perennial herb 1
Phalaris aquatica ! Harding grass Perennial grass 1
Phalaris elongata Kolea grass Perennial grass  
Phelipanche ramosa Yellow broom rape Perennial herb (parasitic)  
Phleum pratense Common timothy Perennial grass 4
Phyla caespitosa Perennial herb  
Phytolacca americana ! Pokeweed Perennial herb 2
Phytolacca americana var. americana American pokeweed Perennial herb  
Piptatherum miliaceum Smilo grass Perennial grass  
Plantago lanceolata ! Ribwort Perennial herb  
Plantago major Common plantain Perennial herb 2
Poa bulbosa Bulbous blue grass Perennial grass  
Poa pratensis ! Kentucky blue grass Perennial grass 2
Poa pratensis ssp. angustifolia Narrow leaved kentucky blue grass Perennial grass  
Poa pratensis ssp. pratensis Kentucky blue grass Perennial grass  
Poa trivialis Rough blue grass Perennial grass 2
Polygonum capitatum Himalayan smartweed Perennial herb 1
Polypogon interruptus Ditch beard grass Perennial grass  
Polypogon viridis Water beard grass Perennial grass  
Potamogeton crispus ! Crispate leaved pondweed Perennial herb (aquatic)  
Poterium sanguisorba Garden burnet Perennial herb 6
Ranunculus sardous Hairy buttercup Perennial herb  
Rhaponticum repens ! Russian knapweed Perennial herb  
Rumex acetosella ! Sheep sorrel Perennial herb 1
Rumex conglomeratus Green dock Perennial herb  
Rumex crispus ! Curly dock Perennial herb 4
Rumex pulcher Fiddleleaf dock Perennial herb  
Rumex stenophyllus Narrowleaf dock Perennial herb  
Rytidosperma racemosum Perennial grass  
Saccharum ravennae ! Ravennagrass Perennial grass 3
Salpichroa origanifolia ! Lily of the valley vine Perennial herb  
Sanguisorba minor ssp. muricata Garden burnet Perennial herb  
Saxifraga virginiensis Early saxifrage Perennial herb  
Schoenoplectus acutus var. acutus Hardstem bulrush Perennial grass  
Schoenoplectus mucronatus Bog bulrush Perennial grass  
Scirpus mucronatus Bog bulrush Perennial grass  
Senecio mikanioides German ivy Perennial herb  
Setaria sphacelata African bristlegrass Perennial grass  
Silene vulgaris Common campion Perennial herb 1
Solanum elaeagnifolium Horse nettle Perennial herb  
Sonchus arvensis Perennial sow thistle Perennial herb  
Sorghum halepense Johnsongrass Perennial grass  
Spergularia villosa Villous sand spurry Perennial herb  
Sporobolus indicus Smutgrass Perennial grass  
Stipa miliacea Smilo grass Perennial grass  
Stipa miliacea var. miliacea ! Smilo grass Perennial grass  
Stipa tenuissima ! Mexican feathergrass Perennial grass 13
Symphyotrichum subulatum var. elongatum Eastern annual saltmarsh aster Perennial herb  
Symphyotrichum subulatum var. squamatum Eastern annual saltmarsh aster Perennial herb  
Symphytum officinale Comfrey Perennial herb 3
Taraxacum officinale Red seeded dandelion Perennial herb 1
Thinopyrum intermedium Intermediate wheatgrass Perennial grass 1
Thinopyrum ponticum Tall wheatgrass Perennial grass 1
Torenia fournieri Bluewings Perennial herb  
Trachelospermum jasminoides Confederate jasmine Perennial herb 9
Tragopogon porrifolius Salsify Perennial herb  
Trifolium fragiferum Strawberry clover Perennial herb 6
Trifolium hybridum Alsike clover Perennial herb 4
Trifolium repens White clover Perennial herb 9
Typha angustifolia Narrow leaf cattail Perennial herb (aquatic)  
Verbascum blattaria Moth mullein Perennial herb 1
Verbascum thapsus ! Woolly mullein Perennial herb 3
Verbena rigida Tuberous vervain Perennial herb 4
Veronica anagallis-aquatica Water speedwell Perennial herb  
Vinca major ! Vinca Perennial herb 4
Vinca minor Common periwinkle Perennial herb 5
Viola odorata English violet Perennial herb 5
Zantedeschia aethiopica ! Callalily Perennial herb 6
  Lifeform: Shrub44 plants
  Lifeform: Tree49 plants
  Lifeform: Vine1 plant
 
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive.
NB: found in Yolo 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.