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Criteria:   found in Trinity County  •   is not native  •  group by lifeform
361  records include photos for these plants # number of sources
Scientific Name Common Name Lifeform #
  Lifeform: Annual177 plants
  Lifeform: Biennial2 plants
  Lifeform: Perennial150 plants
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 triquetrum White flowered onion Perennial herb (bulb)  
Alopecurus pratensis ! Meadow foxtail Perennial grass 6
Anchusa officinalis Alkanet Perennial herb 1
Antennaria alpina Alpine pussytoes Perennial herb 1
Arrhenatherum elatius Tall oatgrass Perennial grass 2
Arundo donax ! Giant reed Perennial grass 3
Asparagus officinalis Garden asparagus Perennial herb 1
Barbarea vulgaris Yellow rocket Perennial herb  
Bromus inermis Smooth brome Perennial grass 3
Bromus inermis ssp. inermis Smooth brome Perennial grass  
Calamagrostis lactea Pale reedgrass Perennial grass  
Cardaria chalepensis Lens podded hoary cress Perennial herb  
Carduus acanthoides ! Spiny plumeless thistle Perennial herb  
Carduus nutans ! Nodding plumeless thistle Perennial herb  
Centaurea biebersteinii Spotted knapweed Perennial herb  
Centaurea diffusa ! Diffuse knapweed Perennial herb  
Centaurea maculosa Spotted knapweed Perennial herb  
Centaurea squarrosa Spreading thistle Perennial herb  
Centaurea stoebe Spotted knapweed 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 Common mouse ear chickweed Perennial herb  
Cerastium fontanum ssp. vulgare Common chickweed Perennial herb  
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  
Coreopsis lanceolata Garden coreopsis Perennial herb 15
Cynodon dactylon ! Bermuda grass Perennial grass 4
Dactylis glomerata ! Orchardgrass Perennial grass 6
Daucus carota Carrot Perennial herb 2
Digitalis purpurea ! Foxglove Perennial herb 14
Dipsacus fullonum ! Wild teasel Perennial herb  
Elymus arizonicus Arizona ryegrass Perennial grass  
Elymus caninus Bearded wheatgrass Perennial grass  
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. 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  
Festuca arundinacea ! Reed fescue Perennial grass 7
Festuca pratensis Meadow fescue Perennial grass 2
Foeniculum vulgare ! Fennel Perennial herb 4
Galium tinctorium Stiff marsh bedstraw 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  
Hypericum perforatum ! Klamathweed Perennial herb 2
Hypericum perforatum ssp. perforatum Klamathweed Perennial herb  
Hypochaeris radicata ! Hairy cats ear Perennial herb  
Kickxia elatine Sharp point fluellin Perennial herb  
Lactuca canadensis Canada wild lettuce Perennial herb  
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  
Lepidium draba ssp. chalepense Lenspod whitetop Perennial herb  
Lepidium latifolium ! Perennial pepperweed Perennial herb  
Lesquerella kingii ssp. diversifolia King bladderpod Perennial herb  
Leucanthemum vulgare ! Oxe eye daisy Perennial herb 6
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  
Linnaea borealis ssp. borealis Twinflower Perennial herb  
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  
Luzula glabrata Smooth woodrush Perennial grass  
Luzula multiflora ssp. multiflora Common woodrush Perennial grass  
Marrubium vulgare ! White horehound Perennial herb 4
Medicago sativa Alfalfa Perennial herb 3
Melissa officinalis Lemon balm Perennial herb 6
Mentha pulegium ! Pennyroyal Perennial herb 6
Mentha spicata Spearmint Perennial herb 7
Mentha spicata var. spicata Spearmint Perennial herb 7
Minuartia nuttallii ssp. nuttallii Nuttall's sandwort Perennial herb  
Myriophyllum aquaticum ! Parrot's feather Perennial herb (aquatic) 1
Oenothera biennis Small flowered evening primrose Perennial herb 3
Oenothera glazioviana Red sepaled evening primrose Perennial herb 5
Onopordum acanthium ! Scotch cottonthistle Perennial herb  
Phalaris aquatica ! Harding grass Perennial grass 1
Phleum pratense Common timothy Perennial grass 4
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 bulbosa ssp. bulbosa Bulbous blue grass Perennial grass  
Poa bulbosa ssp. vivipara Bulbous blue grass Perennial grass  
Poa bulbosa var. bulbosa Perennial grass  
Poa bulbosa var. vivipara Perennial grass  
Poa compressa Canada blue grass Perennial grass 6
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 australis Chilean beard grass Perennial grass  
Polypogon interruptus Ditch beard grass Perennial grass  
Polypogon viridis Water beard grass Perennial grass  
Potentilla recta Sulphur cinquefoil Perennial herb 1
Poterium sanguisorba Garden burnet Perennial herb 6
Reseda luteola Dyer's mignonette Perennial herb  
Rumex acetosella ! Sheep sorrel Perennial herb 1
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  
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  
Senecio jacobaea ! Tansy ragwort Perennial herb  
Sorghum halepense Johnsongrass Perennial grass  
Symphytum officinale Comfrey Perennial herb 3
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
Tragopogon dubius Goat's beard Perennial herb  
Triantha glutinosa Sticky tofieldia 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)  
Valeriana capitata Captiate valerian Perennial herb  
Verbascum blattaria Moth mullein Perennial herb 1
Verbascum thapsus ! Woolly mullein Perennial herb 3
Verbena officinalis Herb of the cross Perennial herb 1
Veronica alpina Alpine speedwell Perennial herb  
Veronica anagallis-aquatica Water speedwell Perennial herb  
Vinca major ! Vinca Perennial herb 4
Viola odorata English violet Perennial herb 5
  Lifeform: Fern2 plants
  Lifeform: Shrub20 plants
  Lifeform: Tree10 plants
 
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive.
NB: found in Trinity 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.