| Criteria: found in Humboldt County • is not native • group by lifeform | ||||
| 743 records | include photos for these plants | # number of sources | ||
| Scientific Name | Common Name | Lifeform | # |
Lifeform: Annual | 352 plants | ||
|
Lifeform: Biennial | 3 plants | ||
Lifeform: Perennial | 287 plants | ||
| Abelia Xgrandiflora | Glossy abelia | Perennial herb | |
| Achillea filipendulina | Fernleaf yarrow | Perennial herb | 6 |
| Achillea millefolium var. borealis | Boreal yarrow | Perennial herb | 67 |
| Agave americana | American century plant | Perennial herb, Shrub | 16 |
| 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 triquetrum | White flowered onion | Perennial herb (bulb) | |
| Alopecurus pratensis ! | Meadow foxtail | Perennial grass | 6 |
| Amaryllis belladonna | Naked lady | Perennial herb | 4 |
| Ammophila arenaria ! | European beachgrass | Perennial grass | 1 |
| Ammophila breviligulata | American beach grass | Perennial grass | |
| Antennaria alpina | Alpine pussytoes | Perennial herb | 1 |
| Aquilegia vulgaris | European columbine | Perennial herb | 2 |
| Arctium minus | Common burdock | Perennial herb | |
| Arrhenatherum elatius | Tall oatgrass | Perennial grass | 2 |
| Arrhenatherum elatius ssp. bulbosum | Bulbous oatgrass | Perennial grass | 2 |
| Arum italicum | Italian lords and ladies | Perennial herb | 1 |
| Arum palaestinum | Solomon's lily | Perennial herb | 1 |
| Arundo donax ! | Giant reed | Perennial grass | 3 |
| Asparagus aethiopicus | Perennial herb | 9 | |
| Barbarea verna | Wintercress | Perennial herb | |
| Barbarea vulgaris | Yellow rocket | Perennial herb | |
| Bellis perennis | English lawn daisy | Perennial herb | 3 |
| Bromus inermis | Smooth brome | Perennial grass | 3 |
| Bromus inermis ssp. inermis | Smooth brome | Perennial grass | |
| Cardaria chalepensis | Lens podded hoary cress | Perennial herb | |
| Cardaria draba | Heart podded hoary cress | Perennial herb | |
| Carduus acanthoides ! | Spiny plumeless thistle | Perennial herb | |
| Carpobrotus chilensis ! | Sea fig | Perennial herb | |
| Carpobrotus edulis ! | Iceplant | Perennial herb | 1 |
| Centaurea biebersteinii | Spotted knapweed | Perennial herb | |
| Centaurea diffusa ! | Diffuse knapweed | Perennial herb | |
| Centaurea jacea | Brownray knapweed | Perennial herb | |
| Centaurea jacea ssp. nigra | Black knapweed | Perennial herb | |
| Centaurea maculosa | Spotted knapweed | Perennial herb | |
| Centaurea nigra | Lesser knapweed | Perennial herb | |
| Centaurea nigrescens | Tyrol knapweed | Perennial herb | |
| Centaurea stoebe | Spotted knapweed | Perennial herb | |
| Centaurea stoebe ssp. micranthos ! | Spotted knapweed | Perennial herb | |
| Cerastium fontanum | Common mouse ear chickweed | Perennial herb | |
| Cerastium fontanum ssp. vulgare | Common chickweed | Perennial herb | |
| Chamaemelum nobile | Russian chamomile | Perennial herb | 9 |
| Chloris truncata | Truncate finger grass | Perennial grass | |
| Chrysanthemum balsamita | Costmary | Perennial herb | 2 |
| Cichorium intybus | Chicory | Perennial herb | 9 |
| Cirsium arvense ! | Canada thistle | Perennial herb | |
| 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 |
| Crepis pulchra | Smallflower hawksbeard | Perennial herb | |
| Crocosmia Xcrocosmiiflora ! | Monbretia | Perennial herb | |
| Cynara cardunculus ! | Cardoon | Perennial herb | 2 |
| Cynodon dactylon ! | Bermuda grass | Perennial grass | 4 |
| Cynosurus cristatus | Crested dogtail grass | Perennial grass | |
| Dactylis glomerata ! | Orchardgrass | Perennial grass | 6 |
| Danthonia decumbens | Mountain heath grass | Perennial grass | |
| Daucus carota | Carrot | Perennial herb | 2 |
| Delairea odorata ! | Cape ivy | Perennial herb | |
| Descurainia incana ssp. incana | Mountain tansymustard | Perennial herb | |
| Dianthus barbatus | Sweetwilliam | Perennial herb | 10 |
| Digitalis purpurea ! | Foxglove | Perennial herb | 14 |
| Dimorphotheca ecklonis | Blue & white daisybush | Perennial herb | 1 |
| Dipsacus fullonum ! | Wild teasel | Perennial herb | |
| Duchesnea indica | Mock strawberry | Perennial herb | 2 |
| Ehrharta erecta ! | Upright veldt grass | Perennial grass | |
| Eleocharis pachycarpa | Broad fruit spikerush | Perennial grass | |
| Elymus hispidus | Intermediate wheatgrass | Perennial grass | 6 |
| Elymus ponticus | Tall wheat grass | Perennial grass | 4 |
| Elymus repens | Quack grass | Perennial grass | |
| Elymus subsecundus | Bearded wheatgrass | Perennial grass | |
| Elytrigia elongata | Tall wheatgrass | Perennial grass | 2 |
| Elytrigia intermedia | Intermediate wheatgrass | Perennial grass | 4 |
| Elytrigia intermedia ssp. barbulata | Barbed intermediate wheatgrass | Perennial grass | 1 |
| 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 | |
| Erigeron karvinskianus | Latin american fleabane | Perennial herb | 16 |
| Euchiton gymnocephalus | Creeping cudweed | Perennial herb | |
| Euphorbia characias | Albanian spurge | Perennial herb | 11 |
| Euphorbia esula | Leafy spurge | Perennial herb | |
| Euphorbia oblongata ! | Eggleaf spurge | Perennial herb | |
| Euphorbia virgata ! | Leafy spurge | Perennial herb | |
| Fallopia Xbohemica ! | Bohemian knotweed | Perennial herb | |
| Fallopia japonica ! | Japanese knotweed | Perennial herb | 1 |
| Fallopia sachalinensis ! | Giant knotweed | Perennial herb | |
| Festuca altaica | Altai fescue | Perennial grass | 2 |
| Festuca arundinacea ! | Reed fescue | Perennial grass | 7 |
| Festuca pratensis | Meadow fescue | Perennial grass | 2 |
| Foeniculum vulgare ! | Fennel | Perennial herb | 4 |
| Fumaria capreolata | White ramping fumitory | Perennial herb | |
| Galium mollugo | Wild madder | Perennial herb | |
| Gamochaeta coarctata | Gray everlasting | Perennial herb | |
| Geranium core-core | Alderney crane's-bill | Perennial herb | |
| Geranium retrorsum | New zealand geranium | Perennial herb | |
| Glechoma hederacea | Ground ivy | Perennial herb | 2 |
| Glyceria Xoccidentalis | Western manna grass | Perennial grass (aquatic) | 2 |
| Glyceria declinata ! | Waxy mannagrass | Perennial grass | |
| Glyceria fluitans | Water mannagrass | Perennial grass | |
| Heracleum sphondylium | Eltrot | Perennial herb | 8 |
| Hirschfeldia incana ! | Mustard | Perennial herb | |
| Holcus lanatus ! | Common velvetgrass | Perennial grass | |
| Holcus mollis | Creeping velvetgrass | Perennial grass | |
| Hypericum perforatum ! | Klamathweed | Perennial herb | 2 |
| Hypericum perforatum ssp. perforatum | Klamathweed | Perennial herb | |
| Hypochaeris radicata ! | Hairy cats ear | Perennial herb | |
| Iris pseudacorus ! | Horticultural iris | Perennial herb | 5 |
| Isolepis setacea | Bristleleaf bulrush | Perennial grass | |
| Ixia maculata | African cornlily | Perennial herb | |
| Juncus planifolius | Flat-leaved rush | Perennial grass | |
| Kickxia elatine | Sharp point fluellin | Perennial herb | |
| Kickxia spuria | Fluellin | Perennial herb | |
| Kniphofia uvaria ! | Redhot poker | Perennial herb | 15 |
| Lactuca biennis | Biennial wild lettuce | Perennial herb | |
| Lactuca ludoviciana | Louisiana wild lettuce | Perennial herb | |
| Lamiastrum galeobdolon | Yellow archangel | Perennial herb | 4 |
| Lathyrus latifolius ! | Sweet pea | Perennial herb | 3 |
| Lathyrus pauciflorus | Fewflower pea | Perennial herb | |
| 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 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 |
| Leucojum aestivum | Summer snowflake | Perennial herb | 1 |
| Limnobium laevigatum | West indian spongeplant | Perennial herb | |
| Limnobium spongia ! | American spongeplant | 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 | |
| Linaria vulgaris ! | Butter and eggs | 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 pedunculatus | Big trefoil | Perennial herb | |
| Lotus tenuis | Narrow-leaf bird's-foot trefoil | Perennial herb | |
| Lotus uliginosus | Marsh lotus | Perennial herb | |
| Ludwigia grandiflora | Large-flowered primrose-willow | Perennial herb | |
| Ludwigia hexapetala ! | Six petal water primrose | Perennial herb | |
| Ludwigia peploides ! | Marsh purslane | Perennial herb | 1 |
| Luzula multiflora ssp. multiflora | Common woodrush | Perennial grass | |
| Lychnis coronaria | Rose campion | Perennial herb | 4 |
| Lythrum salicaria ! | Purple loosestrife | 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 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 | |
| Muscari botryoides | Common grape hyacinth | 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) | |
| Narcissus tazetta | Cream narcissus | Perennial herb (bulb) | |
| Nepeta cataria | Catnip | Perennial herb | 7 |
| Nothoscordum inodorum | Grace, false garlic | Perennial herb | |
| Oenanthe pimpinelloides | European oenanthe | Perennial herb | |
| Oenothera biennis | Small flowered evening primrose | Perennial herb | 3 |
| Oenothera glazioviana | Red sepaled evening primrose | Perennial herb | 5 |
| Onopordum acanthium ! | Scotch cottonthistle | Perennial herb | |
| Origanum vulgare | Oregano | Perennial herb | 11 |
| Origanum vulgare ssp. hirtum | Oregano | Perennial herb | 1 |
| Osteospermum ecklonis | African daisy | Perennial herb | 1 |
| 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 purpurea | Purple oxalis | Perennial herb | |
| Oxalis rubra | Red oxalis | Perennial herb | |
| Paspalum dilatatum | Dallis grass | Perennial grass | |
| Pastinaca sativa | Wild parsnip | Perennial herb | |
| Persicaria capitata | Himalayan smartweed | Perennial herb | 1 |
| Persicaria wallichii ! | Himalayan knotweed | Perennial herb | |
| Phalaris aquatica ! | Harding grass | Perennial grass | 1 |
| Phleum pratense | Common timothy | Perennial grass | 4 |
| Piptatherum miliaceum | Smilo grass | Perennial grass | |
| Plantago lanceolata ! | Ribwort | Perennial herb | |
| Plantago major | Common plantain | Perennial herb | 2 |
| Platanthera dilatata var. dilatata | Scentbottle | Perennial herb | |
| Poa bulbosa | Bulbous blue grass | Perennial grass | |
| Poa compressa | Canada blue grass | Perennial grass | 6 |
| Poa nemoralis | Wood blue grass | 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 | |
| Poa trivialis | Rough blue grass | Perennial grass | 2 |
| Polygonum capitatum | Himalayan smartweed | Perennial herb | 1 |
| Polygonum cuspidatum | Japanese knotweed | Perennial herb | 1 |
| Polygonum polystachyum | Himalayan knotweed | Perennial herb | |
| Polygonum sachalinense | Sacaline | Perennial herb | |
| Polypogon australis | Chilean beard 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 |
| Prunella vulgaris var. parviflora | Small flowered self heal | Perennial herb | 1 |
| Prunella vulgaris var. vulgaris | Self heal | Perennial herb | 1 |
| Ranunculus bulbosus | Bulbous buttercup | Perennial herb | |
| Ranunculus repens ! | Crowfoot, creeping buttercup | Perennial herb | 2 |
| Ranunculus sardous | Hairy buttercup | Perennial herb | |
| Romulea rosea ! | Rosy sandcrocus | Perennial herb | |
| Romulea rosea var. australis | Rosy sand crocus | Perennial herb | |
| Rumex acetosella ! | Sheep sorrel | Perennial herb | 1 |
| Rumex conglomeratus | Green dock | Perennial herb | |
| Rumex crispus ! | Curly dock | Perennial herb | 4 |
| Rumex obtusifolius | Broadleaf dock | Perennial herb | |
| Rumex pulcher | Fiddleleaf dock | Perennial herb | |
| Rytidosperma penicillatum ! | Purple awned wallaby grass | Perennial grass | |
| Salpichroa origanifolia ! | Lily of the valley vine | Perennial herb | |
| Sanguisorba minor | Small burnet | Perennial herb | 6 |
| Sanguisorba minor ssp. balearica | Small burnet | Perennial herb | |
| Sanguisorba minor ssp. muricata | Garden burnet | Perennial herb | |
| Saponaria officinalis ! | Bouncing bet | Perennial herb | 2 |
| Saxifraga virginiensis | Early saxifrage | Perennial herb | |
| Schoenoplectus mucronatus | Bog bulrush | Perennial grass | |
| Scirpus mucronatus | Bog bulrush | Perennial grass | |
| Selaginella kraussiana | Krauss' spikemoss | Perennial herb | 1 |
| Senecio jacobaea ! | Tansy ragwort | Perennial herb | |
| Senecio mikanioides | German ivy | Perennial herb | |
| Sieglingia decumbens | Common heathgrass | Perennial grass | |
| Silene latifolia | Bladder campion | Perennial herb | 1 |
| Solanum furcatum | Forked nightshade | Perennial herb, Shrub | |
| Solidago canadensis var. gilvocanescens | Shorthair goldenrod | Perennial herb | |
| Sonchus arvensis | Perennial sow thistle | Perennial herb | |
| Sorghum halepense | Johnsongrass | Perennial grass | |
| Sparaxis tricolor | Harlequin flower | Perennial herb | 2 |
| Spartina alterniflora | Salt water cord grass | Perennial grass | |
| Spartina densiflora ! | Dense flowered cord grass | Perennial grass | |
| 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 balsamita | Costmary | Perennial herb | 2 |
| Tanacetum parthenium | Feverfew | Perennial herb | 8 |
| Tanacetum vulgare ! | Tansy | Perennial herb | 5 |
| Taraxacum erythrospermum | Red-seeded dandelion | Perennial herb | |
| Taraxacum officinale | Red seeded dandelion | Perennial herb | 1 |
| Thinopyrum intermedium | Intermediate wheatgrass | Perennial grass | 1 |
| Thinopyrum ponticum | Tall wheatgrass | Perennial grass | 1 |
| Tradescantia fluminensis | Small leaf spiderwort | Perennial herb | |
| Tradescantia ohiensis | Bluejacket | Perennial herb | 2 |
| Tragopogon dubius | Goat's beard | Perennial herb | |
| Tragopogon porrifolius | Salsify | Perennial herb | |
| Triantha glutinosa | Sticky tofieldia | Perennial herb | |
| Trifolium fragiferum | Strawberry clover | Perennial herb | 6 |
| Trifolium hybridum | Alsike clover | Perennial herb | 4 |
| Trifolium pratense | Red clover | Perennial herb | 7 |
| Trifolium repens | White clover | Perennial herb | 9 |
| Trillium sessile | Toadshade | Perennial herb | 7 |
| Trisetum flavescens | Yellow oatgrass | Perennial grass | |
| Valeriana capitata | Captiate valerian | Perennial herb | |
| Verbascum blattaria | Moth mullein | Perennial herb | 1 |
| Verbascum thapsus ! | Woolly mullein | Perennial herb | 3 |
| Verbascum virgatum | Wand mullein | Perennial herb | |
| Veronica alpina | Alpine speedwell | Perennial herb | |
| Veronica filiformis | Thread stalk speedwell | Perennial herb | |
| Veronica serpyllifolia ssp. serpyllifolia | Thyme leaf 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 |
| Watsonia bulbillifera | Bulbil bugle lily | Perennial herb | |
| Watsonia meriana ! | Bulbil bugle lily | Perennial herb | |
| Wisteria floribunda | Japanese wisteria | Perennial herb | 3 |
| Wisteria sinensis | Chinese wisteria | Perennial herb | 5 |
| Zantedeschia aethiopica ! | Callalily | Perennial herb | 6 |
| Zostera japonica ! | Dwarf eelgrass | Perennial herb | |
|
Lifeform: Fern | 1 plant | ||
|
Lifeform: Shrub | 70 plants | ||
|
Lifeform: Tree | 28 plants | ||
|
Lifeform: Vine | 2 plants | ||
|
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive. |
||
| NB: found in Humboldt 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. | ||