| Criteria: found in Napa County • is not native • group by lifeform | ||||
| 655 records | include photos for these plants | # number of sources | ||
| Scientific Name | Common Name | Lifeform | # |
Lifeform: Annual | 353 plants | ||
|
Lifeform: Biennial | 2 plants | ||
Lifeform: Perennial | 216 plants | ||
| Acanthus mollis | Bear's breech | Perennial herb | 10 |
| Acroptilon repens ! | Russian knapweed | Perennial herb | |
| Agave americana | American century plant | Perennial herb, Shrub | 16 |
| Agrostis avenacea ! | Pacific bentgrass | Perennial grass | |
| Agrostis capillaris | Colonial bentgrass | Perennial grass | 2 |
| 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 | |
| Allium neapolitanum | White garlic | Perennial herb (bulb) | |
| Allium paniculatum | Mediterranean onion | Perennial herb (bulb) | |
| Allium triquetrum | White flowered onion | Perennial herb (bulb) | |
| Allium vineale | Vineyard onion | Perennial herb (bulb) | |
| Alopecurus pratensis ! | Meadow foxtail | Perennial grass | 6 |
| Amaryllis belladonna | Naked lady | Perennial herb | 4 |
| Ampelodesmos mauritanicus | Common ampelodesmos | Perennial grass | 2 |
| Anchusa azurea | Blue alkanet | Perennial herb | 1 |
| Arctium lappa | Greater burdock | Perennial herb | 1 |
| Arrhenatherum elatius | Tall oatgrass | Perennial grass | 2 |
| Arum italicum | Italian lords and ladies | Perennial herb | 1 |
| Arundo donax ! | Giant reed | Perennial grass | 3 |
| 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 | |
| Barbarea vulgaris | Yellow rocket | Perennial herb | |
| Bellis perennis | English lawn daisy | Perennial herb | 3 |
| Beta vulgaris | Beet | Perennial herb | 2 |
| Beta vulgaris ssp. maritima | Sea beet | Perennial herb | 2 |
| Bolboschoenus glaucus | Tubered bulrush | Perennial grass | |
| Cardaria chalepensis | Lens podded hoary cress | Perennial herb | |
| Cardaria draba | Heart podded hoary cress | Perennial herb | |
| Cardaria pubescens | White top | Perennial herb | |
| Carpobrotus edulis ! | Iceplant | Perennial herb | 1 |
| Carya illinoinensis | Pecan | Perennial herb | |
| Centaurea iberica | Iberian knapweed | Perennial herb | |
| Centaurea maculosa | Spotted knapweed | Perennial herb | |
| Centaurea squarrosa | Spreading thistle | Perennial herb | |
| Centaurea stoebe ssp. micranthos ! | Spotted knapweed | Perennial herb | |
| Centaurea virgata | Squarrose knapweed | Perennial herb | |
| Centaurea virgata ssp. squarrosa ! | Squarrose knapweed | Perennial herb | |
| Cerastium fontanum ssp. vulgare | Common chickweed | Perennial herb | |
| Chloris verticillata | Tumble finger grass | Perennial grass | |
| Chondrilla juncea ! | Skeleton weed | Perennial herb | |
| Cichorium intybus | Chicory | Perennial herb | 9 |
| Cirsium vulgare ! | Bullthistle | Perennial herb | |
| 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 |
| Cotyledon orbiculata var. oblonga | Cotyledon | Perennial herb | 2 |
| Cotyledon orbiculata var. oblongata | Pig's ear | Perennial herb | |
| Crepis pulchra | Smallflower hawksbeard | Perennial herb | |
| Cynara cardunculus ! | Cardoon | Perennial herb | 2 |
| Cynara cardunculus ssp. cardunculus | Artichoke | Perennial herb | 1 |
| Cynara scolymus | Globe or garden artichoke | Perennial herb | 1 |
| Cynodon dactylon ! | Bermuda grass | Perennial grass | 4 |
| Cynosurus cristatus | Crested dogtail grass | Perennial grass | |
| Cyperus involucratus | Umbrella plant | 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 | |
| Digitalis purpurea ! | Foxglove | Perennial herb | 14 |
| Dipsacus fullonum ! | Wild teasel | Perennial herb | |
| Egeria densa ! | Brazilian water weed | Perennial herb | 1 |
| Ehrharta erecta ! | Upright veldt grass | Perennial grass | |
| Elymus ponticus | Tall wheat grass | Perennial grass | 4 |
| Elymus repens | Quack grass | Perennial grass | |
| Elytrigia elongata | Tall 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 | |
| Epipactis helleborine | Helleborine | Perennial herb | |
| Eryngium petiolatum | Rushleaf eryngo | Perennial herb | |
| Euphorbia characias | Albanian spurge | Perennial herb | 11 |
| Euphorbia oblongata ! | Eggleaf spurge | Perennial herb | |
| Festuca arundinacea ! | Reed fescue | Perennial grass | 7 |
| Festuca trachyphylla | Rough leaved fescue | Perennial grass | 1 |
| Foeniculum vulgare ! | Fennel | Perennial herb | 4 |
| Gaura sinuata | Red river gaura | Perennial herb | |
| Glyceria Xoccidentalis | Western manna grass | Perennial grass (aquatic) | 2 |
| Heracleum sphondylium | Eltrot | Perennial herb | 8 |
| Hirschfeldia incana ! | Mustard | Perennial herb | |
| Holcus lanatus ! | Common velvetgrass | Perennial grass | |
| Humulus lupulus | Common hop | Perennial herb | 5 |
| Hydrocotyle sibthorpioides | Lawn marsh pennywort | Perennial herb | 1 |
| Hypericum perforatum ! | Klamathweed | Perennial herb | 2 |
| Hypericum perforatum ssp. perforatum | Klamathweed | Perennial herb | |
| Hypochaeris radicata ! | Hairy cats ear | Perennial herb | |
| Iris foetidissima | Stinking iris | Perennial herb | 5 |
| Iris orientalis | Yellowband iris | Perennial herb | |
| Iris pseudacorus ! | Horticultural iris | Perennial herb | 5 |
| Kickxia elatine | Sharp point fluellin | Perennial herb | |
| Kickxia spuria | Fluellin | Perennial herb | |
| Lactuca virosa | Poison wild lettuce | Perennial herb | |
| Lathyrus latifolius ! | Sweet pea | Perennial herb | 3 |
| Lathyrus venosus | Veiny pea | Perennial herb | 5 |
| Leontodon taraxacoides | Hawkbit | Perennial herb | |
| Leontodon taraxacoides ssp. longirostris | Short beaked hawkbit | Perennial herb | |
| Leontodon taraxacoides ssp. taraxacoides | Lesser hawkbit | Perennial herb | |
| 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 |
| 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 | |
| Lychnis coronaria | Rose campion | Perennial herb | 4 |
| Lythrum salicaria ! | Purple loosestrife | Perennial herb | 1 |
| Malva sylvestris | High mallow | Perennial herb | 1 |
| Marrubium vulgare ! | White horehound | Perennial herb | 4 |
| Medicago sativa | Alfalfa | Perennial herb | 3 |
| Melissa officinalis | Lemon balm | Perennial herb | 6 |
| Mentha Xpiperita | Peppermint | Perennial herb | 1 |
| Mentha Xrotundifolia | Apple mint | Perennial herb | 1 |
| Mentha Xvillosa | Perennial herb | ||
| Mentha aquatica | Water mint | Perennial herb | 3 |
| Mentha pulegium ! | Pennyroyal | Perennial herb | 6 |
| Mentha spicata | Spearmint | Perennial herb | 7 |
| Mentha spicata var. spicata | Spearmint | Perennial herb | 7 |
| Mentha suaveolens | Apple mint | Perennial herb | 4 |
| Modiola caroliniana | Carolina bristle mallow | Perennial herb | |
| Myosotis latifolia ! | Wide leaved forget me not | Perennial herb | |
| Myosotis sylvatica | Woodland forget me not | Perennial herb | 4 |
| Myriophyllum aquaticum ! | Parrot's feather | Perennial herb (aquatic) | 1 |
| Myriophyllum spicatum ! | Water milfoil | Perennial herb | |
| Narcissus pseudonarcissus | Daffodil | Perennial herb (bulb) | |
| Nepeta cataria | Catnip | Perennial herb | 7 |
| Nothoscordum inodorum | Grace, false garlic | Perennial herb | |
| Nymphaea odorata | Water lily | Perennial herb | |
| Oenothera glazioviana | Red sepaled evening primrose | Perennial herb | 5 |
| Oenothera sinuosa | Wavy-leaved gaura | Perennial herb | |
| Oxalis articulata ssp. rubra | Windowbox woodsorrel | Perennial herb | |
| Oxalis corniculata | Creeping wood sorrel | Perennial herb | |
| Oxalis incarnata | Crimson woodsorrel | Perennial herb | |
| Oxalis pes-caprae ! | Bermuda buttercup | Perennial herb | |
| Oxalis rubra | Red oxalis | Perennial herb | |
| Paspalum dilatatum | Dallis grass | Perennial grass | |
| Paspalum urvillei ! | Vasey's grass | Perennial grass | |
| Pennisetum clandestinum ! | Kikuyu grass | Perennial grass | |
| Phalaris aquatica ! | Harding grass | Perennial grass | 1 |
| Phleum pratense | Common timothy | Perennial grass | 4 |
| Phytolacca americana ! | Pokeweed | Perennial herb | 2 |
| 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 bulbosa ssp. vivipara | Bulbous blue grass | Perennial grass | |
| Poa bulbosa var. vivipara | Perennial grass | ||
| Poa palustris | Fowl bluegrass | Perennial grass | 3 |
| 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 | |
| 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 repens ! | Crowfoot, creeping buttercup | Perennial herb | 2 |
| Reseda lutea | Yellow mignonette | Perennial herb | |
| Reseda luteola | Dyer's mignonette | Perennial herb | |
| Rhaponticum repens ! | Russian knapweed | Perennial herb | |
| Romulea rosea ! | Rosy sandcrocus | 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 | |
| Ruta chalepensis | Fringed rue | Perennial herb | 1 |
| Saccharum ravennae ! | Ravennagrass | Perennial grass | 3 |
| Sanguisorba minor | Small burnet | Perennial herb | 6 |
| Sanguisorba minor ssp. balearica | Small burnet | Perennial herb | |
| Sanguisorba minor ssp. muricata | Garden burnet | Perennial herb | |
| Saxifraga virginiensis | Early saxifrage | Perennial herb | |
| Schoenoplectus acutus var. acutus | Hardstem bulrush | Perennial grass | |
| Senecio mikanioides | German ivy | Perennial herb | |
| Solanum elaeagnifolium | Horse nettle | Perennial herb | |
| Sorghum halepense | Johnsongrass | Perennial grass | |
| Spartina alterniflora | Salt water cord grass | Perennial grass | |
| Spergularia villosa | Villous sand spurry | Perennial herb | |
| Stachys byzantina | Woolly hedgenettle | Perennial herb | 15 |
| Stipa mauritanica | Mauritanian grass | Perennial grass | 2 |
| Stipa miliacea | Smilo grass | Perennial grass | |
| Stipa miliacea var. miliacea ! | Smilo grass | Perennial grass | |
| Symphytum Xuplandicum | Russian comfrey | Perennial herb | |
| Symphytum asperum | Rough comfrey | Perennial herb | |
| Tanacetum parthenium | Feverfew | Perennial herb | 8 |
| Taraxacum officinale | Red seeded dandelion | Perennial herb | 1 |
| Thinopyrum ponticum | Tall wheatgrass | Perennial grass | 1 |
| Tragopogon dubius | Goat's beard | Perennial herb | |
| Tragopogon porrifolius | Salsify | Perennial herb | |
| Trifolium fragiferum | Strawberry clover | Perennial herb | 6 |
| Trifolium pratense | Red clover | Perennial herb | 7 |
| Trifolium repens | White clover | Perennial herb | 9 |
| Trillium sessile | Toadshade | Perennial herb | 7 |
| Typha angustifolia | Narrow leaf cattail | Perennial herb (aquatic) | |
| Verbascum blattaria | Moth mullein | Perennial herb | 1 |
| Verbascum thapsus ! | Woolly mullein | Perennial herb | 3 |
| Verbascum virgatum | Wand mullein | Perennial herb | |
| Verbena officinalis | Herb of the cross | Perennial herb | 1 |
| Veronica anagallis-aquatica | Water speedwell | Perennial herb | |
| Veronica catenata | Chain speedwell | Perennial herb | |
| Vicia americana ssp. minor | Mat vetch | Perennial herb, Vine | |
| Vicia cracca | Bird vetch | Perennial herb, Vine | |
| Vinca major ! | Vinca | Perennial herb | 4 |
| Viola odorata | English violet | Perennial herb | 5 |
| Zantedeschia aethiopica ! | Callalily | Perennial herb | 6 |
|
Lifeform: Fern | 1 plant | ||
|
Lifeform: Shrub | 41 plants | ||
|
Lifeform: Tree | 38 plants | ||
|
Lifeform: Vine | 2 plants | ||
|
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive. |
||
| NB: found in Napa 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. | ||