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Criteria:   found in Glenn County  •   is native  •  group by lifeform
3321  records include photos for these plants # number of sources
Scientific Name Common Name Lifeform #
  Lifeform: Annual1019 plants
  Lifeform: Biennial2 plants
Descurainia incisa ssp. incisa Mountain tansy mustard Biennial herb  
Gnaphalium ramosissimum Pink everlasting Biennial herb 2
  Lifeform: Perennial1738 plants
  Lifeform: Fern56 plants
Adiantum capillus-veneris Maidenhair fern Fern 14
Adiantum jordanii California maidenhair fern Fern 4
Aspidotis densa Lace fern Fern 1
Asplenium trichomanes-ramosum Green spleenwort Fern (rhizomatous)  
Athyrium filix-femina Common ladyfern Fern 19
Athyrium filix-femina ssp. cyclosorum Subarctic ladyfern Fern 1
Athyrium filix-femina var. cyclosorum Western lady fern Fern 1
Azolla filiculoides Mosquito fern Fern  
Azolla mexicana Mexican mosquito fern Fern  
Azolla microphylla Mexican mosquito fern Fern  
Botrychium crenulatum Scalloped moonwort Fern (rhizomatous)  
Botrychium multifidum Common grapefern Fern  
Botrychium virginianum Rattlesnake fern Fern  
Cheilanthes clevelandii Cleveland's lipfern Fern  
Cheilanthes cooperae Mrs. cooper's lipfern Fern  
Cheilanthes covillei Coville's lip fern Fern 4
Cheilanthes feei Slender lipfern Fern  
Cheilanthes gracillima Lace lip fern Fern 1
Cheilanthes intertexta Coastal lipfern Fern  
Cheilanthes newberryi Newberry's lipfern Fern  
Cheilanthes parryi Parry cloak fern Fern  
Cheilanthes viscida Viscid lip fern Fern  
Cheilanthes wootonii Wooton's lace fern Fern (rhizomatous)  
Cystopteris fragilis Brittle fern Fern 1
Equisetum arvense Common horsetail Fern 6
Equisetum hyemale Scouringrush horsetail Fern 31
Equisetum hyemale ssp. affine Giant scouring rush Fern 7
Equisetum hyemale var. affine Scouringrush horsetail Fern 4
Equisetum laevigatum Smooth scouring rush Fern 2
Equisetum telmateia Giant horsetail Fern 3
Equisetum telmateia ssp. braunii Giant horsetail Fern 1
Equisetum telmateia var. braunii Giant horsetail Fern 1
Isoetes bolanderi var. pygmaea Bolander's quillwort Fern  
Isoetes howellii var. minima Howell's quillwort Fern  
Marsilea vestita Hairy waterclover Fern 6
Marsilea vestita ssp. vestita Hairy pepperwort Fern 5
Myriopteris gracillima Lace lip fern Fern 1
Pellaea andromedifolia Coffee fern Fern 3
Pellaea andromedifolia var. pubescens Coffee fern Fern 3
Pellaea brachyptera Sierra cliff brake Fern  
Pellaea mucronata Bird's foot fern Fern 2
Pellaea mucronata var. mucronata Bird's foot fern Fern  
Pellaea truncata Cliff brake Fern (rhizomatous)  
Pentagramma triangularis Gold back fern Fern 3
Pentagramma triangularis ssp. maxonii Maxon's gold back fern Fern  
Pentagramma triangularis ssp. semipallida Pale gold back fern Fern 3
Pentagramma triangularis ssp. triangularis Gold back fern Fern  
Pilularia americana Pillwort Fern  
Polystichum imbricans Narrow leaved sword fern Fern 1
Polystichum imbricans ssp. imbricans Rock sword fern Fern  
Polystichum lonchitis Holly fern Fern (rhizomatous)  
Polystichum scopulinum Mountain holly fern Fern  
Pteridium aquilinum Western brackenfern Fern 6
Pteridium aquilinum var. pubescens Western bracken fern Fern  
Selaginella arizonica Arizona spikemoss Fern (rhizomatous)  
Selaginella densa var. scopulorum Rocky mountain spike moss Fern (mosslike)  
  Lifeform: Shrub421 plants
Acacia greggii Cats claw acacia Shrub 7
Acer glabrum var. greenei Greene's mountain maple Tree, Shrub  
Acer glabrum var. torreyi Torrey's mountain maple Tree, Shrub  
Adenostoma fasciculatum Chamise Tree, Shrub 15
Adenostoma fasciculatum var. fasciculatum Chamise Tree, Shrub 2
Allenrolfea occidentalis Iodine bush Shrub  
Alnus incana Gray alder Tree, Shrub 6
Alnus incana ssp. tenuifolia Creek alder Tree, Shrub 9
Amelanchier alnifolia Service berry Shrub 31
Amelanchier alnifolia var. semiintegrifolia Service berry Shrub  
Amelanchier pallida Pallid service berry Shrub 3
Amelanchier utahensis Pale leaved serviceberry Shrub 10
Amelanchier utahensis ssp. covillei Coville's service berry Shrub  
Amelanchier utahensis ssp. utahensis Utah service berry Shrub  
Amelanchier utahensis var. utahensis Utah serviceberry Shrub  
Arctostaphylos Xjepsonii Hybrid manzanita Tree, Shrub  
Arctostaphylos Xknightii Hybrid manzanita Shrub  
Arctostaphylos Xoblongifolia Hybrid manzanita Shrub  
Arctostaphylos Xpacifica Hybrid manzanita Shrub 1
Arctostaphylos Xparvifolia Hybrid manzanita Shrub  
Arctostaphylos canescens Hoary manzanita Shrub 1
Arctostaphylos canescens ssp. canescens Hoary manzanita Shrub  
Arctostaphylos canescens ssp. sonomensis Sonoma manzanita Shrub 1
Arctostaphylos columbiana f. tracyi Tracy's redwood manzanita Tree, Shrub 5
Arctostaphylos gabrielensis San gabriel manzanita Shrub 1
Arctostaphylos glandulosa Eastwood manzanita Shrub 5
Arctostaphylos glandulosa f. cushingiana Cushing's manzanita Shrub  
Arctostaphylos glandulosa ssp. glaucomollis San gabriel mts. manzanita Shrub 1
Arctostaphylos glandulosa ssp. zacaensis Zaca lake manzanita Shrub 2
Arctostaphylos hookeri ssp. franciscana San francisco manzanita Shrub 10
Arctostaphylos hookeri ssp. montana Mt. tamalpais manzanita Shrub  
Arctostaphylos hookeri ssp. ravenii Raven's manzanita Shrub  
Arctostaphylos malloryi Balaklala manzanita Shrub  
Arctostaphylos manzanita Common manzanita Shrub 26
Arctostaphylos manzanita ssp. elegans Konocti manzanita Shrub  
Arctostaphylos manzanita ssp. manzanita Common manzanita Shrub  
Arctostaphylos manzanita ssp. roofii Roof's manzanita Shrub  
Arctostaphylos mendocinoensis Pygmy manzanita Shrub  
Arctostaphylos nevadensis Pine mat manzanita Shrub 6
Arctostaphylos patula Green leaf manzanita Shrub 14
Arctostaphylos peninsularis ssp. peninsularis Peninsular manzanita Shrub  
Arctostaphylos tomentosa f. hebeclada Woolly twig manzanita Shrub  
Arctostaphylos tomentosa ssp. crinita Santa cruz mtns. manzanita Shrub  
Arctostaphylos tomentosa ssp. crustacea Brittle leaf manzanita Shrub 4
Arctostaphylos tomentosa ssp. eastwoodiana Eastwood's manzanita Shrub  
Arctostaphylos tomentosa ssp. insulicola Island manzanita Shrub  
Arctostaphylos tomentosa ssp. rosei Rose's manzanita Shrub 1
Arctostaphylos tomentosa ssp. subcordata Heart leaved manzanita Shrub 2
Arctostaphylos uva-ursi f. adenotricha Glandular kinnikinnick Shrub  
Arctostaphylos uva-ursi f. coactilis Southern kinnikinnick Shrub 31
Arctostaphylos viscida Whiteleaf manzanita Tree, Shrub 6
Arctostaphylos viscida ssp. pulchella White leaf manzanita Tree, Shrub  
Arctostaphylos wellsii Wells's manzanita Shrub 1
Arida carnosa Shrubby alkali aster Shrub  
Aristolochia californica California pipevine Vine, Shrub 23
Artemisia arbuscula Black sagebrush Shrub 6
Artemisia arbuscula ssp. arbuscula Low sagebrush Shrub 1
Atriplex canescens Hoary saltbush Shrub 22
Atriplex canescens ssp. canescens Shadscale Shrub 1
Atriplex canescens ssp. linearis Narrow leaved wingscale Shrub  
Atriplex canescens var. canescens Fourwing saltbush Shrub 1
Atriplex lentiformis ssp. lentiformis Brewer's saltbrush Shrub 3
Atriplex lentiformis ssp. torreyi Torrey's saltbush Shrub  
Atriplex polycarpa Cattle spinach Shrub 10
Baccharis emoryi Emory's baccharis Shrub 7
Baccharis pilularis Coyote brush Shrub 60
Baccharis pilularis ssp. consanguinea Coyote brush Shrub 51
Baccharis salicifolia Mule fat Shrub 27
Baccharis salicifolia ssp. salicifolia Mule fat Shrub 8
Berberis aquifolium Mountain grape Shrub 48
Berberis aquifolium var. aquifolium Oregon grape Shrub 37
Berberis aquifolium var. dictyota Jepson's oregon grape Shrub 3
Berberis aquifolium var. repens Creeping oregon grape Shrub 30
Berberis nervosa Oregon grape Shrub 15
Bernardia myricifolia Western bernardia Shrub  
Brickellia arguta California spear leaved brickellia Shrub 1
Brickellia arguta var. arguta California spear leaved brickellia Shrub 1
Brickellia arguta var. odontolepis California spear leaved brickellia Shrub  
Brickellia multiflora Gum leaved brickellia Shrub  
Caesalpinia virgata Narrow hoffmannseggia Shrub  
Calycanthus occidentalis Spicebush Shrub 40
Cassiope mertensiana ssp. californica California moss heather Shrub  
Ceanothus Xotayensis Shrub  
Ceanothus Xregius Blueblossom x wartleaf ceanothus Shrub  
Ceanothus cordulatus Snow bush Shrub 7
Ceanothus cuneatus Buck brush Shrub 24
Ceanothus cuneatus var. cuneatus Buck brush Shrub 2
Ceanothus cuneatus var. rigidus Monterey ceanothus Shrub 6
Ceanothus greggii var. perplexans Cupped leaf ceanothus Shrub  
Ceanothus greggii var. vestitus California lilac Shrub  
Ceanothus griseus Carmel ceanothus Shrub 38
Ceanothus griseus var. horizontalis Yankee point ceanothus Shrub 25
Ceanothus integerrimus Deer brush Shrub 15
Ceanothus integerrimus var. macrothyrsus Deerbrush Shrub 15
Ceanothus jepsonii Musk brush Shrub  
Ceanothus jepsonii var. albiflorus White flowered musk brush Shrub  
Ceanothus jepsonii var. jepsonii Musk brush Shrub  
Ceanothus megacarpus var. pendulus Drooping big pod ceanothus Shrub 1
Ceanothus papillosus var. papillosus Wartleaf ceanothus Shrub  
Ceanothus papillosus var. roweanus Mt. tranquillon ceanothus Shrub 21
Ceanothus prostratus var. laxus Large leaved carpet Shrub 10
Ceanothus thyrsiflorus var. repens Creeping blueblossom Tree, Shrub 31
Ceanothus tomentosus var. olivaceus Southern woolly leaf ceanothus Shrub 7
Ceanothus tomentosus var. tomentosus Woolly leaf ceanothus Shrub 6
Ceanothus velutinus var. hookeri Hooker's tobacco brush Tree, Shrub 10
Ceanothus velutinus var. laevigatus Hooker's ceanothus Tree, Shrub 10
Ceanothus velutinus var. velutinus Tobacco brush Tree, Shrub 11
Cephalanthus occidentalis Common buttonbush Shrub 14
Cephalanthus occidentalis var. californicus California buttonbush Shrub 14
Cercidium microphyllum Yellow palo verde Tree, Shrub 10
Cercis occidentalis Western redbud Tree, Shrub 65
Cercocarpus betuloides Birch leaf mountain mahogany Tree, Shrub 46
Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany Tree, Shrub 2
Cercocarpus intricatus Little leaved mountain mahogany Shrub  
Cercocarpus ledifolius Desert mountainmahogany Tree, Shrub 18
Cercocarpus ledifolius var. intercedens Curl leaf mountain mahogany Tree, Shrub  
Cercocarpus ledifolius var. ledifolius Curl leaf mountain mahogany Tree, Shrub  
Chrysothamnus nauseosus Common rabbitbrush Shrub 25
Chrysothamnus nauseosus ssp. albicaulis Rubber rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. bernardinus San bernardino rubber rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. ceruminosus Sharp bracted rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. consimilis Gray rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. hololeucus Common rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. leiospermus Common rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. mohavensis Mohave common rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. viridulus Rubber rabbitbrush Shrub  
Chrysothamnus nauseosus ssp. washoensis Washoe common rabbitbrush Shrub  
Chrysothamnus parryi Parry's rabbit brush Shrub  
Chrysothamnus parryi ssp. asper Rough parry's rabbitbrush Shrub  
Chrysothamnus parryi ssp. bolanderi Bolander's rabbitbrush Shrub  
Chrysothamnus parryi ssp. imulus Parry's rabbitbrush Shrub  
Chrysothamnus parryi ssp. latior Parry's rabbitbrush Shrub  
Chrysothamnus parryi ssp. monocephalus Single headed parry's rabbitbrush Shrub  
Chrysothamnus parryi ssp. nevadensis Nevada parry's rabbitbrush Shrub  
Chrysothamnus parryi ssp. vulcanicus Parry's rabbitbrush Shrub  
Chrysothamnus teretifolius Terete leaved rubberbrush Shrub  
Chrysothamnus viscidiflorus ssp. latifolius Sticky leaved rabbitbrush Shrub  
Coreopsis gigantea Giant coreopsis Shrub 23
Cornus glabrata Brown dogwood Tree, Shrub 11
Cornus nuttallii Mountain dogwood Shrub 26
Cornus sericea American dogwood Shrub 43
Cornus sericea ssp. occidentalis Western dogwood Shrub 8
Cornus sericea ssp. sericea Red osier dogwood Shrub 34
Corylus cornuta var. californica California hazelnut Shrub 9
Crataegus columbiana Columbia hawthorn Tree, Shrub 11
Crataegus suksdorfii Klamath hawthorn Tree, Shrub 3
Cupressus macnabiana Macnab's cypress Tree, Shrub 7
Cupressus sargentii Sargent cypress Tree, Shrub 3
Cylindropuntia Xfosbergii Hoffmann's teddybear cholla Shrub (stem succulent) 1
Cylindropuntia acanthocarpa var. coloradensis Colorado buckhorn cholla Shrub (stem succulent) 1
Cylindropuntia bigelovii var. bigelovii Teddybear cholla Shrub (stem succulent) 1
Diplacus linearis Chaparral bush monkeyflower Shrub 1
Echinocereus coccineus var. coccineus Scarlet hedgehog cactus Shrub (stem succulent)  
Echinocereus triglochidiatus Mohave mound cactus Shrub (stem succulent) 3
Echinomastus johnsonii Johnson's fishhook cactus Shrub (stem succulent)  
Empetrum nigrum ssp. hermaphroditum Black crowberry Shrub 1
Empetrum nigrum ssp. nigrum Black crowberry Shrub  
Encelia farinosa X Encelia frutescens Shrub  
Encelia farinosa X frutescens Hybrid encelia Shrub  
Ephedra fasciculata var. clokeyi Clokey's ephedra Shrub  
Ephedra fasciculata var. fasciculata Arizona ephedra Shrub  
Ericameria discoidea var. discoidea Whitestem goldenbush Shrub  
Ericameria greenei Greene's goldenbush Shrub 1
Ericameria linearifolia Interior goldenbush Shrub 6
Ericameria nauseosa Rubber rabbitbrush Shrub 25
Ericameria nauseosa var. speciosa Rubber rabbitbrush Shrub  
Ericameria palmeri ssp. palmeri Palmer's goldenbush Shrub  
Eriodictyon californicum Yerba santa Shrub 10
Eriogonum fasciculatum California buckwheat Shrub 42
Eriogonum fasciculatum var. foliolosum California buckwheat Shrub 6
Eriogonum nudum Naked buckwheat Shrub 17
Eriogonum nudum var. nudum Nude buckwheat Shrub  
Eriogonum tripodum Tripod buckwheat Shrub  
Eriophyllum confertiflorum Yellow yarrow Shrub 22
Eriophyllum nevinii Silverlace Shrub 8
Escobaria vivipara Viviparous foxtail cactus Shrub (stem succulent) 1
Escobaria vivipara var. alversonii Foxtail cactus Shrub (stem succulent)  
Escobaria vivipara var. deserti Desert beehive cactus Shrub (stem succulent)  
Escobaria vivipara var. rosea Viviparous foxtail cactus Shrub (stem succulent)  
Ferocactus cylindraceus var. cylindraceus California barrel cactus Shrub (stem succulent) 2
Ferocactus cylindraceus var. lecontei Barrel cactus Shrub (stem succulent) 2
Ferocactus viridescens var. viridescens Shrub (stem succulent) 5
Frangula californica California coffeeberry Shrub 51
Frangula californica ssp. californica California coffeeberry Shrub 44
Frangula californica ssp. crassifolia Serpentine hoary coffeeberry Shrub  
Frangula californica ssp. tomentella Hoary coffeeberry Shrub 13
Frangula purshiana Cascara sagrada Tree, Shrub 19
Frangula rubra Red buckthorn Shrub 3
Frangula rubra ssp. obtusissima Obtuse buckthorn Shrub  
Frangula rubra ssp. rubra Red buckthorn Shrub 3
Fraxinus dipetala Two petaled ash Tree, Shrub 7
Fraxinus jonesii California ash Tree, Shrub 7
Fremontodendron californicum ssp. californicum California fremontia Shrub 26
Fremontodendron californicum ssp. decumbens Pine hill fremontia Shrub 4
Galium porrigens Climbing bedstraw Vine, Shrub  
Galium porrigens var. tenue Graceful bedstraw Vine, Shrub  
Galium stellatum var. eremicum Star flowered bedstraw Shrub  
Garrya congdonii Silk tassel Shrub  
Garrya elliptica Coast silk tassel Tree, Shrub 30
Garrya fremontii Fremont's silk tassel Shrub 5
Garrya veatchii Southern silk tassel Shrub 1
Helianthemum greenei Island rush rose Shrub  
Hemizonia clementina Island tarplant Shrub  
Hemizonia minthornii Santa susana tarplant Shrub 2
Heteromeles arbutifolia Toyon Shrub 64
Holodiscus discolor Oceanspray Shrub 40
Holodiscus discolor var. discolor Oceanspray Shrub 2
Holodiscus discolor var. glabrescens Rock spiraea Shrub 38
Holodiscus discolor var. microphyllus Small-leaf creambush Shrub 1
Holodiscus microphyllus Oceanspray Shrub 38
Holodiscus microphyllus var. glabrescens Rock spiraea Shrub 38
Holodiscus microphyllus var. microphyllus Little leaf creambush Shrub 38
Hymenoclea monogyra Leafy burrobrush Shrub  
Hymenoclea salsola Burrobrush Shrub 6
Hymenoclea salsola var. pentalepis Five scaled burrobrush Shrub  
Hymenoclea salsola var. salsola Burrobrush Shrub  
Hyptis emoryi Desert lavender Shrub 11
Isomeris arborea Bladderpod Shrub 32
Juniperus californica California juniper Shrub 4
Kalmia polifolia ssp. microphylla Bog laurel Shrub 2
Kalmia polifolia ssp. polifolia Mountain laurel Shrub 1
Keckiella breviflora Gaping keckiella Shrub 4
Keckiella breviflora var. breviflora Gaping penstemon Shrub  
Keckiella corymbosa Red beardtongue Shrub 3
Keckiella lemmonii Lemmon's keckiella Shrub  
Krameria grayi White rhatany Shrub  
Ledum glandulosum Western labrador tea Shrub 1
Leptodactylon californicum Prickly phlox Shrub 5
Leptodactylon californicum ssp. californicum California prickly phlox Shrub 1
Leptodactylon californicum ssp. leptotrichomum California prickly phlox Shrub 1
Leptodactylon pungens Prickly phlox Shrub  
Linanthus californicus Prickly phlox Shrub 5
Linanthus pungens Granite prickly phlox Shrub  
Lithocarpus densiflorus Tanbark oak Tree, Shrub 14
Lithocarpus densiflorus var. densiflorus Tanoak Tree, Shrub 3
Lithocarpus densiflorus var. echinoides Tanoak shrub Tree, Shrub 4
Lonicera conjugialis Purpleflower honeysuckle Shrub 3
Lonicera hispidula var. hispidula Pink honeysuckle Vine, Shrub 31
Lonicera hispidula var. vacillans Hairy honeysuckle Vine, Shrub 33
Lonicera interrupta Chaparral honeysuckle Vine, Shrub 5
Lonicera involucrata Coast twinberry Shrub 43
Lonicera involucrata var. involucrata Twinberry Shrub 3
Lonicera involucrata var. ledebourii Coast twinberry Shrub 2
Lotus dendroideus Island broom Shrub  
Lotus dendroideus var. dendroideus Island deerweed Shrub  
Lotus dendroideus var. traskiae San clemente island lotus Shrub  
Lotus dendroideus var. veatchii San miguel island deerweed Shrub  
Lupinus albifrons Silver bush lupine Shrub 34
Lupinus albifrons var. albifrons Silver bush lupine Shrub 6
Lupinus albifrons var. collinus Silver bush lupine Shrub 8
Lupinus eximius San mateo tree lupine Shrub  
Lupinus propinquus Coastal bush lupine Shrub 27
Machaeranthera carnosa Shrubby alkali aster Shrub  
Malacothamnus densiflorus var. densiflorus Yellow stem bush mallow Shrub 3
Malacothamnus densiflorus var. viscidus Yellow stem bush mallow Shrub 3
Mammillaria milleri Miller's fish hook cactus Shrub (stem succulent)  
Mimulus aridus Low bush monkeyflower Shrub  
Mimulus aurantiacus var. parviflorus Island bush monkeyflower Shrub  
Mimulus bifidus Sticky monkeyflower Shrub 10
Mimulus longiflorus Sticky monkeyflower Shrub 12
Mimulus puniceus Red bush monkeyflower Shrub 51
Myrica californica Wax myrtle Shrub 54
Oemleria cerasiformis Oso berry Shrub 18
Opuntia Xfosbergii Pink teddy bear cholla Shrub (stem succulent) 1
Opuntia Xmunzii Munz's cholla Shrub (stem succulent) 2
Opuntia acanthocarpa var. coloradensis Buckhorn cholla Shrub (stem succulent) 1
Opuntia bigelovii Teddy bear cholla Shrub (stem succulent) 2
Opuntia curvospina Curved spine beavertail Shrub (stem succulent)  
Opuntia echinocarpa Staghorn cholla Shrub (stem succulent) 2
Opuntia erinacea Old man cactus Shrub (stem succulent) 2
Opuntia erinacea var. erinacea Grizzly pear Shrub (stem succulent) 2
Opuntia erinacea var. utahensis Utah prickly pear Shrub (stem succulent) 2
Opuntia kunzei Devil's cholla Shrub  
Opuntia littoralis var. vaseyi Vasey's coastal pricklypear Shrub (stem succulent) 1
Opuntia parishii Dead cactus Shrub (stem succulent)  
Opuntia parryi Cane cholla Shrub (stem succulent) 1
Opuntia parryi var. serpentina Snake cholla Shrub (stem succulent) 1
Opuntia prolifera Cholla Shrub (stem succulent) 7
Opuntia pulchella Beautiful cholla Shrub (stem succulent)  
Opuntia ramosissima Pencil cactus Shrub (stem succulent)  
Opuntia wolfii Wolf's cholla Shrub (stem succulent)  
Parthenocissus vitacea Virginia creeper Vine, Shrub 3
Petrophyton caespitosum Rock spiraea Shrub 2
Petrophyton caespitosum ssp. acuminatum Rock spiraea Shrub  
Petrophyton caespitosum ssp. caespitosum Rock spiraea Shrub  
Philadelphus lewisii Wild mock orange Shrub 48
Philadelphus lewisii ssp. gordonianus Gordon's wild mock orange Shrub 48
Philadelphus microphyllus ssp. pumilus Little leaf mock orange Shrub 7
Phoradendron bolleanum Bollean mistletoe Shrub (parasitic)  
Phoradendron juniperinum Mistletoe Shrub (parasitic)  
Phoradendron leucarpum American mistletoe Shrub (parasitic)  
Phoradendron leucarpum ssp. macrophyllum Big leaf mistletoe Shrub (parasitic)  
Phoradendron libocedri Incense cedar mistletoe Shrub (parasitic)  
Phoradendron macrophyllum Big leaf mistletoe Shrub (parasitic)  
Phoradendron serotinum Mistletoe Shrub (parasitic)  
Phoradendron serotinum ssp. macrophyllum Big leaf mistletoe Shrub (parasitic)  
Phoradendron serotinum ssp. tomentosum Pacific mistletoe Shrub (parasitic)  
Phoradendron villosum Hairy mistletoe Shrub (parasitic)  
Pickeringia montana Chaparral pea Shrub 3
Pickeringia montana var. montana Chaparral pea Shrub  
Potentilla fruticosa Shrubby cinquefoil Shrub 13
Prunus emarginata Bitter cherry Tree, Shrub 15
Prunus subcordata Sierra plum Tree, Shrub 4
Prunus subcordata var. kelloggii Kellogg's klamath plum Tree, Shrub 4
Prunus subcordata var. rubicunda Klamath plum Tree, Shrub 4
Prunus virginiana Chokecherry Tree, Shrub 29
Prunus virginiana var. demissa Western choke cherry Tree, Shrub 10
Prunus virginiana var. melanocarpa Black chokecherry Tree, Shrub 8
Ptelea crenulata Hop tree Tree, Shrub 4
Purshia mexicana var. stansburyana Stansbury's antelope brush Shrub  
Quercus Xchasei Shrub, Tree  
Quercus dumosa Scrub oak Shrub 10
Quercus durata Leather oak Shrub 10
Quercus durata var. durata Leather oak Shrub 2
Quercus vacciniifolia Huckleberry oak Shrub 5
Quercus wislizeni Interior live oak Tree, Shrub 23
Quercus wislizeni var. wislizeni Interior live oak Tree, Shrub 3
Rhamnus californica Coffee berry Shrub 61
Rhamnus californica ssp. californica California coffeeberry Shrub 11
Rhamnus californica ssp. occidentalis Wetern california coffeeberry Shrub 2
Rhamnus purshiana Cascara sagrada Tree, Shrub 17
Rhamnus purshiana var. annonifolia Cascara sagrada Tree, Shrub  
Rhamnus rubra Sierra coffeeberry Shrub 3
Rhamnus rubra ssp. rubra Sierra coffeeberry Shrub  
Rhamnus tomentella Hoary coffeeberry Shrub 10
Rhamnus tomentella ssp. crassifolia Velvet leaf coffeeberry Shrub  
Rhamnus tomentella ssp. cuspidata Sierra hoary coffeeberry Shrub  
Rhamnus tomentella ssp. tomentella Chaparral coffee berry Shrub 6
Rhamnus tomentella ssp. ursina Desert hoary coffeeberry Shrub  
Rhododendron Xcolumbianum Shrub  
Rhododendron neoglandulosum Western labrador tea Shrub 1
Rhus aromatica Fragrant sumac Shrub 32
Rhus trilobata Skunkbrush Shrub 32
Rhus trilobata var. simplicifolia Single leaf skunkbrush Shrub 7
Ribes aureum Golden currant Shrub 51
Ribes aureum var. gracillimum Golden currant Shrub 9
Ribes binominatum Trailing gooseberry Shrub  
Ribes californicum California gooseberry Shrub 9
Ribes cereum Wax currant Shrub 16
Ribes divaricatum var. divaricatum Spreading gooseberry Shrub  
Ribes lobbii Gummy gooseberry Shrub 2
Ribes malvaceum Chaparral currant Shrub 23
Ribes malvaceum var. malvaceum Chaparral currant Shrub 4
Ribes menziesii var. hystrix Canyon gooseberry Shrub 1
Ribes nevadense Mountain pink currant Shrub 11
Ribes roezlii Sierra gooseberry Shrub 10
Ribes roezlii var. cruentum Spiny fruited gooseberry Shrub 3
Ribes roezlii var. roezlii Sierra gooseberry Shrub 3
Ribes sanguineum Flowering currant Shrub 54
Ribes sanguineum var. glutinosum Flowering currant Shrub 26
Ribes sanguineum var. sanguineum Red flowering currant Shrub 7
Ribes viscosissimum Sticky current Shrub  
Ribes viscosissimum var. hallii Hall's sticky currant Shrub  
Rosa californica California wild rose Shrub 54
Rosa gymnocarpa Wood rose Shrub 19
Rosa gymnocarpa var. gymnocarpa Wood rose Shrub 2
Rosa nutkana var. muriculata Nootka rose Shrub  
Rosa nutkana var. nutkana Nootka rose Shrub  
Rosa woodsii var. ultramontana Wild rose Shrub 4
Rubus aboriginum Garden dewberry Vine, Shrub  
Rubus glaucifolius Wax leaf raspberry Shrub  
Rubus glaucifolius var. glaucifolius San diego raspberry Shrub  
Rubus leucodermis White bark raspberry Shrub 8
Rubus leucodermis var. bernardinus White bark raspberry Shrub 8
Rubus leucodermis var. leucodermis Whitebark raspberry Shrub 8
Rubus leucodermis var. trinitatis Whitebark raspberry Shrub 8
Rubus parviflorus Thimbleberry Vine, Shrub 37
Rubus parviflorus var. parviflorus Thimbleberry Vine, Shrub 37
Rubus parviflorus var. velutinus Thimbleberry Vine, Shrub 37
Rubus spectabilis var. franciscanus Salmon berry Shrub 22
Rubus spectabilis var. spectabilis Salmonberry Shrub 22
Rubus ursinus California blackberry Vine, Shrub 39
Salazaria mexicana Mexican bladder sage Shrub 5
Salix arctica Arctic willow Shrub 1
Salix brachycarpa ssp. brachycarpa Short fruited willow Shrub  
Salix breweri Serpentine willow Shrub 1
Salix exigua Narrowleaf willow Tree, Shrub 27
Salix hindsiana Sandbar willow Tree, Shrub 26
Salix lasiolepis Arroyo willow Tree, Shrub 25
Salix lasiolepis var. bigelovii Arroyo willow Tree, Shrub 25
Salix lucida Shining willow Tree, Shrub 20
Salix lucida ssp. caudata Shining willow Shrub  
Salix lutea Yellow willow Shrub 1
Salix melanopsis Dusky willow Tree, Shrub 4
Salix planifolia ssp. planifolia Tea leaved willow Shrub  
Salix reticulata ssp. nivalis Snow willow Shrub  
Salvia apiana var. apiana White sage Shrub 60
Sambucus melanocarpa Black elderberry Shrub 3
Sambucus mexicana Elderberry Tree, Shrub 42
Sambucus nigra Black elderberry Shrub 13
Sambucus nigra ssp. caerulea Blue elderberry Shrub 62
Sambucus racemosa Red elderberry Shrub 31
Sambucus racemosa var. microbotrys Red elderberry Shrub 3
Sambucus racemosa var. racemosa Red elderberry Shrub 5
Sarcocornia utahensis Utah glasswort Shrub  
Senecio flaccidus Shrubby ragwort Shrub 6
Senecio flaccidus var. douglasii Bush groundsel Shrub 3
Solanum parishii Parish's purple nightshade Shrub 3
Solanum umbelliferum Blue witch Shrub 10
Sorbus californica California mountain ash Shrub 1
Sorbus scopulina var. cascadensis Cascade mountain ash Shrub 7
Sorbus scopulina var. scopulina Mountain ash Shrub 7
Spiraea densiflora Dense flowered spiraea Shrub 17
Spiraea densiflora ssp. splendens Mountain spirea Shrub 5
Staphylea bolanderi Bladdernut Tree, Shrub 1
Stephanomeria blairii Blair's stephanomeria Shrub 2
Styrax redivivus California snowdrop bush Shrub 10
Symphoricarpos acutus Creeping snowberry Shrub 17
Symphoricarpos albus Common snowberry Shrub 41
Symphoricarpos albus var. laevigatus Snowberry Shrub 12
Symphoricarpos hesperius Creeping snowberry Shrub 17
Symphoricarpos mollis Snowberry Shrub 18
Toxicodendron diversilobum Poison oak Vine, Shrub 7
Vaccinium uliginosum ssp. uliginosum European blueberry Shrub  
Viburnum edule Squashberry Shrub  
Viburnum ellipticum Common viburnum Shrub 5
Viguiera parishii Parish viguiera Shrub 5
Viguiera reticulata Net veined viguiera Shrub  
Vitis californica California wild grape Vine, Shrub 41
Yucca whipplei Our lord's candle Shrub 31
Yucca whipplei ssp. cespitosa Chaparral yucca Shrub 8
  Lifeform: Tree82 plants
Abies Xshastensis Shasta red fir Tree  
Abies concolor White silver fir Tree 22
Abies concolor var. lowiana California white fir Tree  
Abies magnifica Magnificant silver fir Tree 3
Abies magnifica var. magnifica California red fir Tree  
Abies magnifica var. shastensis Shasta red fir Tree  
Acer macrophyllum Bigleaf maple Tree 53
Acer negundo Boxelder Tree 31
Acer negundo var. californicum California box elder Tree 31
Acer negundo var. interius Boxelder Tree 28
Aesculus californica Buckeye Tree 47
Alnus rhombifolia White alder Tree 39
Callitropsis abramsiana Santa cruz cypress Tree 2
Callitropsis bakeri Modoc cypress Tree 2
Callitropsis forbesii Tecate cypress Tree 3
Callitropsis goveniana Gowen cypress Tree  
Callitropsis macrocarpa Monterey cypress Tree 5
Callitropsis nevadensis Piute cypress Tree  
Callitropsis pygmaea Pygmy cypress Tree 1
Callitropsis stephensonii Arizona cypress Tree 3
Calocedrus decurrens Incense cedar Tree 41
Cercidium floridum ssp. floridum Blue palo verde Tree 7
Cupressus abramsiana Santa cruz cypress Tree 3
Cupressus arizonica ssp. nevadensis Piute cypress Tree  
Cupressus bakeri Baker's cypress Tree 7
Cupressus forbesii Tecate cypress Tree 7
Cupressus goveniana Gowen cypress Tree 3
Cupressus goveniana ssp. goveniana Gowen cypress Tree  
Cupressus goveniana ssp. pigmaea Pygmy cypress Tree 2
Cupressus lawsoniana Port orford cedar Tree 14
Cupressus macrocarpa Monterey cypress Tree 24
Cupressus nootkatensis Alaska cedar Tree 1
Cupressus stephensonii Arizona cypress Tree 4
Fraxinus latifolia Oregon ash Tree 29
Hesperocyparis macrocarpa Monterey cypress Tree 24
Hesperocyparis stephensonii Cuyamaca cypress Tree 20
Juglans californica var. californica Southern california black walnut Tree 14
Juglans californica var. hindsii Northern california black walnut Tree 13
Juglans hindsii Northern california black walnut Tree 13
Juniperus occidentalis Western juniper Tree 2
Juniperus occidentalis var. australis Sierra juniper Tree  
Juniperus occidentalis var. occidentalis Western juniper Tree 2
Lyonothamnus floribundus ssp. asplenifolius Santa cruz island ironwood Tree 5
Pinus albicaulis Whitebark pine Tree 1
Pinus attenuata Scrub pine Tree 6
Pinus jeffreyi Jeffrey pine Tree 17
Pinus lambertiana Sugar pine Tree 13
Pinus monophylla var. fallax Singleleaf pinyon Tree 10
Pinus monophylla var. monophylla Singleleaf pinyon Tree 10
Pinus monticola Little sugar pine Tree 10
Pinus ponderosa Yellow pine Tree 29
Pinus ponderosa var. pacifica Pacific ponderosa pine Tree  
Pinus washoensis Washoe pine Tree  
Platanus racemosa California sycamore Tree 38
Platanus racemosa var. wrightii Arizona sycamore Tree 5
Populus balsamifera ssp. trichocarpa Black cottonwood Tree 28
Populus fremontii Fremont cottonwood Tree 33
Populus fremontii ssp. fremontii Cottonwood Tree 4
Prunus angustifolia var. angustifolia Chickasaw plum Tree  
Pseudotsuga menziesii Douglas fir Tree 31
Pseudotsuga menziesii var. menziesii Douglas fir Tree 5
Quercus Xkinseliae Tree  
Quercus Xmorehus Oracle oak Tree 1
Quercus berberidifolia Inland scrub oak Tree 13
Quercus chrysolepis Gold cup live oak Tree 25
Quercus chrysolepis var. nana Canyon live oak Tree 25
Quercus douglasii Blue oak Tree 27
Quercus garryana Oregon oak Tree 25
Quercus garryana var. breweri Oregon oak Tree 2
Quercus garryana var. garryana Oregon oak Tree 1
Quercus kelloggii California black oak Tree 26
Quercus lobata Valley oak Tree 42
Quercus parvula Santa cruz island oak Tree 1
Quercus parvula var. shrevei Shreve's oak Tree 1
Salix gooddingii Gooding's willow Tree 8
Salix laevigata Polished willow Tree 18
Salix lasiandra Pacific willow Tree 21
Salix lasiandra var. lasiandra Pacific willow Tree 6
Salix lucida ssp. lasiandra Shining willow Tree 6
Taxus brevifolia var. brevifolia Tree 11
Taxus brevifolia var. polychaeta Pacific yew Tree 11
Taxus brevifolia var. reptaneta Pacific yew Tree 11
 
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive.
NB: found in Glenn 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.