Browse photos by scientific name:
Scientific name begins with:
A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z
A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z
Jump to genus: Cabomba, Cacaliopsis, Cakile, Calamagrostis, Calandrinia, Calbovista, Calcipostia, Calicium, Callistosporium, Callitriche, Callitropsis, Calocera, Calochortus, Calocybe, Caloplaca, Caloscypha, Caltha, Calvatia, Calypso, Calyptella, Calyptridium, Calystegia, Camassia, Camelina, Camissonia, Campanula, Canadanthus, Candelaria, Candelariella, Cannabis, Cantharellula, Cantharellus, Capsella, Caragana, Carbonea, Cardamine, Cardionema, Carduus, , Carex, Carthamus, Carum, Cascadia, Cassiope, Castanea, Castilleja, Catabrosa, Catalpa, Catathelasma, Catillaria, Catinaria, Caulanthus, Ceanothus, Celtis, Cenchrus, Centaurea, Centaurium, Centranthus, Centromadia, Cephalanthera, Cerastium, Ceratocephala, Ceratophyllum, Cercocarpus, Cerioporus, Cerrena, Cetraria, Cetrelia, Chaenactis, Chaenomeles, Chaenorhinum, Chaenotheca, Chaerophyllum, Chaetadelpha, Chalciporus, Chamaenerion, Cheilymenia, Cheimonophyllum, Chelidonium, Chenopodiastrum, Chenopodium, Cherleria, Chimaphila, Chlorociboria, Chlorophyllum, Chondrilla, Chondrostereum, Chorispora, Chorizanthe, Chromosera, Chroogomphus, Chrysolepis, Chrysomphalina, Chrysosplenium, Chrysothamnus, Chrysothrix, Chylismia, Ciboria, Cicer, Cichorium, Cicuta, Cinna, Circaea, Cirsium, Cladonia, Clarkia, Claudopus, Clavaria, Clavariadelphus, Claviceps, Clavicorona, Clavulina, Clavulinopsis, Claytonia, Clematis, Clinopodium, Clintonia, Clitocybe, Clitocybula, Clitopilus, Coccomyces, Colchicum, Collemopsidium, Collinsia, Collomia, Collybia, Coltricia, Columbiadoria, Colutea, Comandra, Comarum, Comastoma, Commelina, Coniophora, Conioselinum, Conium, Conocybe, Conringia, Convallaria, Convolvulus, Conyza, Coprinellus, Coprinopsis, Coprinus, Coprotus, Coptis, Corallorhiza, Cordyceps, Cordylanthus, Coreopsis, Corispermum, Cornicularia, Cornus, Corrigiola, Cortaderia, Cortinarius, Corydalis, Corylus, Cosmos, Cota, Cotoneaster, Cotula, Cotylidia, Crassula, , Crataegus, Craterellus, Crepidotus, Crepis, Crocidium, Crocus, Croton, Cruciata, Crucibulum, Crupina, Crypsis, , Cryptantha, Cryptogramma, Cryptoporus, Cudonia, Cudoniella, Cuscuta, Cusickiella, Cyathus, Cyclachaena, Cymbalaria, Cymopterus, Cynodon, Cynoglossum, Cynosurus, Cyperus, Cyphellostereum, Cypripedium, Cystoderma, Cystodermella, Cystopteris, Cytisus
Cabomba
Cabomba caroliniana – 3 photos
Cacaliopsis
Cacaliopsis nardosmia – 59 photos
Cakile
Cakile edentula – 10 photos
Cakile edentula ssp. edentula – 11 photos
Cakile maritima – 31 photos
Cakile maritima ssp. maritima – 1 photo
Calamagrostis
Calamagrostis canadensis – 22 photos
Calamagrostis canadensis var. canadensis – 15 photos
Calamagrostis nutkaensis – 2 photos
Calamagrostis purpurascens – 3 photos
Calamagrostis rubescens – 24 photos
Calamagrostis stricta – 13 photos
Calamagrostis stricta ssp. inexpansa – 3 photos
Calamagrostis tacomensis – 5 photos
Calamagrostis tweedyi – 2 photos
Calandrinia
Calandrinia ciliata – 16 photos
Calbovista
Calbovista subsculpta – 6 photos
Calcipostia
Calcipostia guttulata – 2 photos
Calicium
Calicium viride – 2 photos
Callistosporium
Callistosporium luteo-olivaceum – 1 photo
Callitriche
Callitriche brutia var. hamulata – 6 photos
Callitriche hermaphroditica – 6 photos
Callitriche heterophylla – 5 photos
Callitriche heterophylla var. bolanderi – 7 photos
Callitriche heterophylla var. heterophylla – 6 photos
Callitriche marginata – 9 photos
Callitriche palustris – 23 photos
Callitriche stagnalis – 28 photos
Callitropsis
Callitropsis nootkatensis – 40 photos
Calocera
Calocera cornea – 4 photos
Calocera viscosa – 5 photos
Calochortus
Calochortus apiculatus – 18 photos
Calochortus elegans – 23 photos
Calochortus elegans var. elegans – 5 photos
Calochortus eurycarpus – 35 photos
Calochortus longebarbatus – 32 photos
Calochortus lyallii – 66 photos
Calochortus macrocarpus – 55 photos
Calochortus macrocarpus var. macrocarpus – 41 photos
Calochortus macrocarpus var. maculosus – 17 photos
Calochortus nitidus – 3 photos
Calochortus subalpinus – 32 photos
Calochortus tolmiei – 14 photos
Calocybe
Calocybe carnea – 2 photos
Calocybe onychina – 2 photos
Caloplaca
Caloplaca californica – 4 photos
Caloplaca cerina – 2 photos
Caloplaca coralloides – 2 photos
Caloplaca epithallina – 1 photo
Caloplaca litoricola – 1 photo
Caloplaca nivalis – 2 photos
Caloplaca trachyphylla – 1 photo
Caloplaca verruculifera – 1 photo
Caloscypha
Caloscypha fulgens – 11 photos
Caltha
Caltha biflora – 25 photos
Caltha chionophila – 2 photos
Caltha leptosepala – 32 photos
Caltha palustris – 16 photos
Calvatia
Calvatia booniana – 4 photos
Calvatia cyathiformis – 2 photos
Calvatia fumosa – 2 photos
Calvatia pallida – 1 photo
Calvatia sculpta – 3 photos
Calvatia subcretacea – 1 photo
Calypso
Calypso bulbosa – 66 photos
Calypso bulbosa var. occidentalis – 24 photos
Calyptella
Calyptella capula – 2 photos
Calyptridium
Calyptridium roseum – 7 photos
Calyptridium umbellatum – 52 photos
Calystegia
Calystegia ×lucana – 11 photos
Calystegia occidentalis – 4 photos
Calystegia sepium – 11 photos
Calystegia sepium ssp. angulata – 13 photos
Calystegia soldanella – 23 photos
Camassia
Camassia cusickii – 12 photos
Camassia leichtlinii – 28 photos
Camassia leichtlinii ssp. suksdorfii – 22 photos
Camassia quamash – 58 photos
Camassia quamash ssp. azurea – 6 photos
Camassia quamash ssp. breviflora – 11 photos
Camassia quamash ssp. maxima – 25 photos
Camassia quamash ssp. quamash – 25 photos
Camelina
Camelina microcarpa – 26 photos
Camissonia
Camissonia contorta – 14 photos
Camissonia parvula – 8 photos
Camissonia pusilla – 14 photos
Campanula
Campanula glomerata – 2 photos
Campanula lasiocarpa – 19 photos
Campanula medium – 3 photos
Campanula parryi – 3 photos
Campanula parryi var. idahoensis – 2 photos
Campanula persicifolia – 10 photos
Campanula piperi – 39 photos
Campanula rapunculoides – 13 photos
Campanula rotundifolia – 62 photos
Campanula scabrella – 22 photos
Campanula scouleri – 36 photos
Canadanthus
Canadanthus modestus – 38 photos
Candelaria
Candelaria pacifica – 5 photos
Candelariella
Candelariella vitellina – 1 photo
Cannabis
Cannabis sativa – 8 photos
Cantharellula
Cantharellula umbonata – 3 photos
Cantharellus
Cantharellus cascadensis – 2 photos
Cantharellus formosus – 11 photos
Cantharellus roseocanus – 3 photos
Cantharellus subalbidus – 5 photos
Capsella
Capsella bursa-pastoris – 23 photos
Caragana
Caragana arborescens – 25 photos
Carbonea
Carbonea vitellinaria – 2 photos
Cardamine
Cardamine angulata – 13 photos
Cardamine bellidifolia – 8 photos
Cardamine breweri – 10 photos
Cardamine cordifolia – 7 photos
Cardamine corymbosa – 2 photos
Cardamine flexuosa – 10 photos
Cardamine hirsuta – 22 photos
Cardamine nuttallii – 41 photos
Cardamine occidentalis – 6 photos
Cardamine occulta – 2 photos
Cardamine oligosperma – 4 photos
Cardamine pattersonii – 1 photo
Cardamine penduliflora – 12 photos
Cardamine pensylvanica – 25 photos
Cardamine pratensis – 9 photos
Cardionema
Cardionema ramosissimum – 14 photos
Carduus
Carduus acanthoides – 12 photos
Carduus acanthoides ssp. acanthoides – 4 photos
Carduus nutans – 29 photos
Carduus pycnocephalus – 4 photos
Carduus pycnocephalus ssp. pycnocephalus – 3 photos
Carduus tenuiflorus – 7 photos
Carex
Carex albonigra – 5 photos
Carex amplifolia – 22 photos
Carex angustata – 3 photos
Carex anthoxanthea – 6 photos
Carex aperta – 17 photos
Carex aquatilis – 3 photos
Carex aquatilis var. aquatilis – 24 photos
Carex aquatilis var. dives – 13 photos
Carex arcta – 4 photos
Carex atherodes – 8 photos
Carex athrostachya – 22 photos
Carex aurea – 26 photos
Carex bebbii – 12 photos
Carex bolanderi – 2 photos
Carex brevior – 24 photos
Carex breweri – 5 photos
Carex brunnescens – 10 photos
Carex buxbaumii – 9 photos
Carex canescens – 22 photos
Carex canescens ssp. canescens – 9 photos
Carex capillaris – 3 photos
Carex capitata – 2 photos
Carex chordorrhiza – 2 photos
Carex circinata – 3 photos
Carex comosa – 15 photos
Carex concinnoides – 24 photos
Carex cordillerana – 11 photos
Carex crawfordii – 12 photos
Carex cusickii – 26 photos
Carex densa – 3 photos
Carex deweyana – 4 photos
Carex deweyana var. deweyana – 14 photos
Carex diandra – 15 photos
Carex disperma – 4 photos
Carex douglasii – 32 photos
Carex echinata – 14 photos
Carex echinata ssp. echinata – 16 photos
Carex engelmannii – 2 photos
Carex exsiccata – 14 photos
Carex feta – 11 photos
Carex filifolia – 9 photos
Carex filifolia var. filifolia – 5 photos
Carex flava – 32 photos
Carex geyeri – 36 photos
Carex gynocrates – 11 photos
Carex halliana – 9 photos
Carex hassei – 4 photos
Carex haydeniana – 2 photos
Carex hendersonii – 17 photos
Carex heteroneura – 3 photos
Carex hoodii – 16 photos
Carex hystericina – 32 photos
Carex idahoa – 1 photo
Carex illota – 17 photos
Carex infirminervia – 14 photos
Carex inops – 10 photos
Carex interior – 21 photos
Carex interrupta – 4 photos
Carex jonesii – 1 photo
Carex kelloggii – 7 photos
Carex kelloggii var. kelloggii – 14 photos
Carex lacustris – 14 photos
Carex laeviculmis – 16 photos
Carex lasiocarpa – 42 photos
Carex lenticularis – 9 photos
Carex leporina – 1 photo
Carex leporinella – 3 photos
Carex leptalea – 20 photos
Carex leptopoda – 9 photos
Carex limosa – 24 photos
Carex livida – 3 photos
Carex luzulina – 7 photos
Carex lyngbyei – 13 photos
Carex macrocephala – 18 photos
Carex macrochaeta – 7 photos
Carex magellanica – 7 photos
Carex magellanica ssp. irrigua – 2 photos
Carex media – 4 photos
Carex mertensii – 29 photos
Carex microptera – 26 photos
Carex nardina – 7 photos
Carex nebrascensis – 26 photos
Carex nigricans – 9 photos
Carex nudata – 12 photos
Carex obnupta – 21 photos
Carex obtusata – 6 photos
Carex pachystachya – 21 photos
Carex pansa – 2 photos
Carex pauciflora – 7 photos
Carex paysonis – 3 photos
Carex pellita – 26 photos
Carex pendula – 9 photos
Carex pensylvanica – 2 photos
Carex petasata – 1 photo
Carex phaeocephala – 7 photos
Carex ×physocarpioides – 6 photos
Carex pluriflora – 9 photos
Carex praeceptorum – 4 photos
Carex praegracilis – 8 photos
Carex praticola – 11 photos
Carex preslii – 2 photos
Carex proposita – 5 photos
Carex pyrenaica – 7 photos
Carex raynoldsii – 16 photos
Carex retrorsa – 18 photos
Carex rossii – 22 photos
Carex rostrata – 9 photos
Carex saxatilis – 7 photos
Carex scirpoidea – 11 photos
Carex scirpoidea ssp. scirpoidea – 4 photos
Carex scirpoidea ssp. stenochlaena – 2 photos
Carex scoparia – 3 photos
Carex scopulorum – 1 photo
Carex scopulorum var. bracteosa – 15 photos
Carex scopulorum var. prionophylla – 1 photo
Carex scopulorum var. prionophyllum – 10 photos
Carex simulata – 2 photos
Carex spectabilis – 24 photos
Carex stipata – 13 photos
Carex stipata var. stipata – 19 photos
Carex stylosa – 5 photos
Carex subbracteata – 3 photos
Carex sychnocephala – 5 photos
Carex sylvatica – 4 photos
Carex tahoensis – 2 photos
Carex tenera – 2 photos
Carex tenuiflora – 4 photos
Carex tribuloides var. tribuloides – 1 photo
Carex unilateralis – 2 photos
Carex utriculata – 75 photos
Carex vesicaria – 42 photos
Carex viridula – 3 photos
Carex viridula ssp. viridula – 18 photos
Carex vulpinoidea – 13 photos
Carex zikae – 3 photos
Carthamus
Carthamus tinctorius – 7 photos
Carum
Carum carvi – 4 photos
Cascadia
Cascadia nuttallii – 22 photos
Cassiope
Cassiope lycopodioides – 16 photos
Cassiope mertensiana – 28 photos
Cassiope mertensiana ssp. mertensiana – 21 photos
Cassiope tetragona – 6 photos
Cassiope tetragona ssp. saximontana – 3 photos
Castanea
Castanea sativa – 3 photos
Castilleja
Castilleja ambigua var. ambigua – 21 photos
Castilleja angustifolia – 5 photos
Castilleja attenuata – 26 photos
Castilleja cervina – 7 photos
Castilleja chambersii – 3 photos
Castilleja cryptantha – 34 photos
Castilleja cusickii – 23 photos
Castilleja elmeri – 54 photos
Castilleja hispida – 34 photos
Castilleja hispida var. acuta – 4 photos
Castilleja hispida var. hispida – 48 photos
Castilleja levisecta – 32 photos
Castilleja litoralis – 10 photos
Castilleja lutescens – 18 photos
Castilleja miniata – 63 photos
Castilleja miniata var. dixonii – 18 photos
Castilleja miniata var. miniata – 24 photos
Castilleja minor var. exilis – 11 photos
Castilleja parviflora – 7 photos
Castilleja parviflora var. albida – 34 photos
Castilleja parviflora var. olympica – 21 photos
Castilleja parviflora var. oreopola – 42 photos
Castilleja pruinosa – 5 photos
Castilleja rhexiifolia – 11 photos
Castilleja rupicola – 26 photos
Castilleja suksdorfii – 21 photos
Castilleja tenuis – 27 photos
Castilleja thompsonii – 71 photos
Castilleja victoriae – 7 photos
Catabrosa
Catabrosa aquatica – 3 photos
Catalpa
Catalpa bignonioides – 1 photo
Catalpa speciosa – 2 photos
Catathelasma
Catathelasma imperiale – 2 photos
Catathelasma ventricosum – 4 photos
Catillaria
Catillaria chalybeia – 2 photos
Catillaria erysiboides – 2 photos
Catinaria
Catinaria atropurpurea – 1 photo
Caulanthus
Caulanthus lasiophyllus – 1 photo
Ceanothus
Ceanothus integerrimus – 18 photos
Ceanothus prostratus – 32 photos
Ceanothus sanguineus – 46 photos
Ceanothus velutinus – 14 photos
Ceanothus velutinus var. laevigatus – 8 photos
Ceanothus velutinus var. velutinus – 27 photos
Celtis
Celtis reticulata – 25 photos
Cenchrus
Cenchrus longispinus – 23 photos
Centaurea
Centaurea benedicta – 3 photos
Centaurea calcitrapa – 3 photos
Centaurea cyanus – 31 photos
Centaurea diffusa – 39 photos
Centaurea ×gerstlaueri – 19 photos
Centaurea iberica – 1 photo
Centaurea jacea – 15 photos
Centaurea macrocephala – 5 photos
Centaurea maculosa – 1 photo
Centaurea melitensis – 9 photos
Centaurea montana – 8 photos
Centaurea nigra – 5 photos
Centaurea nigrescens – 7 photos
Centaurea solstitialis – 21 photos
Centaurea stoebe – 7 photos
Centaurea stoebe ssp. australis – 32 photos
Centaurea ×varnensis – 2 photos
Centaurium
Centaurium erythraea – 37 photos
Centranthus
Centranthus ruber – 16 photos
Centromadia
Centromadia pungens – 4 photos
Centromadia pungens ssp. pungens – 16 photos
Cephalanthera
Cephalanthera austiniae – 34 photos
Cerastium
Cerastium arvense – 45 photos
Cerastium arvense ssp. strictum – 10 photos
Cerastium beeringianum – 8 photos
Cerastium brachypetalum – 8 photos
Cerastium brachypodum – 8 photos
Cerastium dichotomum – 6 photos
Cerastium fontanum – 3 photos
Cerastium fontanum ssp. vulgare – 32 photos
Cerastium glomeratum – 26 photos
Cerastium nutans var. nutans – 4 photos
Cerastium pumilum – 13 photos
Cerastium semidecandrum – 15 photos
Cerastium tomentosum – 6 photos
Ceratocephala
Ceratocephala testiculata – 36 photos
Ceratophyllum
Ceratophyllum demersum – 17 photos
Cercocarpus
Cercocarpus ledifolius – 6 photos
Cercocarpus ledifolius var. intermontanus – 19 photos
Cercocarpus ledifolius var. ledifolius – 12 photos
Cerioporus
Cerioporus leptocephalus – 1 photo
Cerrena
Cerrena unicolor – 2 photos
Cetraria
Cetraria aculeata – 2 photos
Cetraria ericetorum – 2 photos
Cetraria islandica – 2 photos
Cetraria muricata – 3 photos
Cetrelia
Cetrelia cetrarioides – 1 photo
Cetrelia olivetorum – 1 photo
Chaenactis
Chaenactis douglasii – 17 photos
Chaenactis douglasii var. douglasii – 46 photos
Chaenactis thompsonii – 15 photos
Chaenomeles
Chaenomeles speciosa – 2 photos
Chaenorhinum
Chaenorhinum minus – 29 photos
Chaenotheca
Chaenotheca furfuracea – 2 photos
Chaerophyllum
Chaerophyllum temulum – 12 photos
Chaetadelpha
Chaetadelpha wheeleri – 1 photo
Chalciporus
Chalciporus piperatus – 7 photos
Chamaenerion
Chamaenerion angustifolium – 38 photos
Chamaenerion angustifolium ssp. circumvagum – 22 photos
Chamaenerion latifolium – 25 photos
Cheilymenia
Cheilymenia fimicola – 7 photos
Cheilymenia theleboloides – 1 photo
Cheimonophyllum
Cheimonophyllum candidissimum – 3 photos
Chelidonium
Chelidonium majus – 15 photos
Chenopodiastrum
Chenopodiastrum murale – 6 photos
Chenopodiastrum simplex – 13 photos
Chenopodium
Chenopodium album – 27 photos
Chenopodium atrovirens – 9 photos
Chenopodium berlandieri – 12 photos
Chenopodium berlandieri var. zschackei – 2 photos
Chenopodium fremontii – 1 photo
Chenopodium hians – 3 photos
Chenopodium leptophyllum – 19 photos
Chenopodium pratericola – 5 photos
Cherleria
Cherleria biflora – 9 photos
Cherleria obtusiloba – 27 photos
Chimaphila
Chimaphila menziesii – 31 photos
Chimaphila umbellata – 37 photos
Chimaphila umbellata ssp. umbellata – 21 photos
Chlorociboria
Chlorociboria aeruginascens – 7 photos
Chlorociboria aeruginosa – 2 photos
Chlorophyllum
Chlorophyllum agaricoides (Endotychum) – 1 photo
Chlorophyllum brunneum – 3 photos
Chlorophyllum olivieri – 4 photos
Chlorophyllum rachodes – 6 photos
Chondrilla
Chondrilla juncea – 23 photos
Chondrostereum
Chondrostereum purpureum – 5 photos
Chorispora
Chorispora tenella – 44 photos
Chorizanthe
Chorizanthe watsonii – 3 photos
Chromosera
Chromosera cyanophylla – 2 photos
Chroogomphus
Chroogomphus ochraceus – 4 photos
Chroogomphus pseudovinicolor – 3 photos
Chroogomphus rutilus – 2 photos
Chroogomphus tomentosus – 2 photos
Chroogomphus vinicolor – 4 photos
Chrysolepis
Chrysolepis chrysophylla – 17 photos
Chrysolepis chrysophylla var. chrysophylla – 5 photos
Chrysomphalina
Chrysomphalina aurantiaca – 7 photos
Chrysomphalina chrysophylla – 2 photos
Chrysomphalina grossula – 6 photos
Chrysosplenium
Chrysosplenium glechomifolium – 13 photos
Chrysosplenium tetrandrum – 2 photos
Chrysothamnus
Chrysothamnus humilis – 12 photos
Chrysothamnus viscidiflorus – 6 photos
Chrysothamnus viscidiflorus ssp. lanceolatus – 21 photos
Chrysothamnus viscidiflorus ssp. viscidiflorus – 15 photos
Chrysothrix
Chrysothrix candelaris – 1 photo
Chylismia
Chylismia scapoidea ssp. brachycarpa – 3 photos
Ciboria
Ciboria rufofusca – 3 photos
Cicer
Cicer arietinum – 3 photos
Cichorium
Cichorium intybus – 33 photos
Cicuta
Cicuta bulbifera – 20 photos
Cicuta douglasii – 29 photos
Cicuta maculata – 2 photos
Cicuta maculata var. angustifolia – 2 photos
Cinna
Cinna latifolia – 6 photos
Circaea
Circaea alpina – 21 photos
Circaea alpina ssp. alpina – 2 photos
Circaea alpina ssp. pacifica – 7 photos
Cirsium
Cirsium arvense – 43 photos
Cirsium brevifolium – 9 photos
Cirsium brevistylum – 17 photos
Cirsium edule – 29 photos
Cirsium edule var. edule – 25 photos
Cirsium flodmanii – 5 photos
Cirsium foliosum – 3 photos
Cirsium hookerianum – 14 photos
Cirsium inamoenum var. inamoenum – 7 photos
Cirsium remotifolium – 12 photos
Cirsium scariosum – 22 photos
Cirsium undulatum – 37 photos
Cirsium vulgare – 43 photos
Cladonia
Cladonia bellidiflora – 1 photo
Cladonia cariosa – 1 photo
Cladonia carneola – 3 photos
Cladonia cervicornis – 1 photo
Cladonia coniocraea – 1 photo
Cladonia ecmocyna – 1 photo
Cladonia fimbriata – 6 photos
Cladonia furcata – 3 photos
Cladonia macilenta – 4 photos
Cladonia mitis – 1 photo
Cladonia ochrochlora – 3 photos
Cladonia portentosa – 2 photos
Cladonia portentosa ssp. pacifica – 1 photo
Cladonia pyxidata – 6 photos
Cladonia squamosa – 5 photos
Cladonia transcendens – 3 photos
Cladonia umbricola – 1 photo
Cladonia uncialis – 2 photos
Clarkia
Clarkia amoena – 44 photos
Clarkia gracilis – 2 photos
Clarkia gracilis ssp. gracilis – 12 photos
Clarkia pulchella – 38 photos
Clarkia quadrivulnera – 23 photos
Clarkia rhomboidea – 19 photos
Clarkia viminea – 3 photos
Claudopus
Claudopus byssisedus – 2 photos
Clavaria
Clavaria acuta – 3 photos
Clavaria fragilis – 1 photo
Clavaria nebulosoides – 1 photo
Clavaria rosea – 1 photo
Clavaria vermicularis – 4 photos
Clavariadelphus
Clavariadelphus caespitosus – 1 photo
Clavariadelphus ligula – 3 photos
Clavariadelphus mucronatus – 2 photos
Clavariadelphus occidentalis – 2 photos
Clavariadelphus sachalinensis – 1 photo
Clavariadelphus subfastigiatus – 1 photo
Clavariadelphus truncatus – 7 photos
Claviceps
Claviceps purpurea – 4 photos
Clavicorona
Clavicorona taxophila – 2 photos
Clavulina
Clavulina cinerea – 2 photos
Clavulina coralloides (cristata) – 7 photos
Clavulina rugosa – 2 photos
Clavulinopsis
Clavulinopsis laeticolor – 3 photos
Claytonia
Claytonia arenicola – 10 photos
Claytonia cordifolia – 43 photos
Claytonia exigua – 1 photo
Claytonia exigua ssp. exigua – 14 photos
Claytonia exigua ssp. glauca – 14 photos
Claytonia lanceolata – 79 photos
Claytonia megarhiza – 31 photos
Claytonia multiscapa – 1 photo
Claytonia parviflora – 11 photos
Claytonia perfoliata – 39 photos
Claytonia rubra – 41 photos
Claytonia sibirica – 56 photos
Claytonia umbellata – 4 photos
Claytonia washingtoniana – 15 photos
Clematis
Clematis hirsutissima – 11 photos
Clematis hirsutissima var. hirsutissima – 2 photos
Clematis ligusticifolia – 71 photos
Clematis occidentalis – 17 photos
Clematis occidentalis var. dissecta – 14 photos
Clematis occidentalis var. grosseserrata – 24 photos
Clematis vitalba – 30 photos
Clinopodium
Clinopodium douglasii – 21 photos
Clinopodium vulgare – 12 photos
Clintonia
Clintonia uniflora – 53 photos
Clitocybe
Clitocybe albirhiza – 4 photos
Clitocybe candicans – 1 photo
Clitocybe cerussata – 1 photo
Clitocybe deceptiva – 1 photo
Clitocybe diatreta – 1 photo
Clitocybe dilatata – 2 photos
Clitocybe fragrans – 2 photos
Clitocybe glacialis – 3 photos
Clitocybe intermedia – 1 photo
Clitocybe nebularis – 9 photos
Clitocybe obsoleta (suaveolens) – 1 photo
Clitocybe robusta – 1 photo
Clitocybe sclerotoidea – 1 photo
Clitocybe sinopica – 3 photos
Clitocybe squamulosa – 2 photos
Clitocybe subditopoda – 1 photo
Clitocybe trulliformis – 1 photo
Clitocybula
Clitocybula abundans – 1 photo
Clitocybula atrialba – 2 photos
Clitocybula familia – 2 photos
Clitopilus
Clitopilus prunulus – 4 photos
Coccomyces
Coccomyces dentatus – 2 photos
Colchicum
Colchicum autumnale – 2 photos
Collemopsidium
Collemopsidium halodytes – 2 photos
Collinsia
Collinsia grandiflora – 35 photos
Collinsia parviflora – 60 photos
Collinsia rattanii – 13 photos
Collinsia sparsiflora – 9 photos
Collinsia sparsiflora var. sparsiflora – 5 photos
Collomia
Collomia debilis – 18 photos
Collomia debilis var. debilis – 7 photos
Collomia grandiflora – 78 photos
Collomia heterophylla – 26 photos
Collomia larsenii – 21 photos
Collomia linearis – 44 photos
Collomia macrocalyx – 6 photos
Collomia tenella – 17 photos
Collomia tinctoria – 20 photos
Collybia
Collybia cirrhata – 3 photos
Collybia cookei – 3 photos
Collybia tuberosa – 4 photos
Coltricia
Coltricia perennis – 6 photos
Columbiadoria
Columbiadoria hallii – 12 photos
Colutea
Colutea arborescens – 25 photos
Comandra
Comandra umbellata – 28 photos
Comandra umbellata ssp. californica – 9 photos
Comandra umbellata ssp. pallida – 19 photos
Comarum
Comarum palustre – 28 photos
Comastoma
Comastoma tenellum – 4 photos
Commelina
Commelina communis – 3 photos
Coniophora
Coniophora puteana – 2 photos
Conioselinum
Conioselinum pacificum – 20 photos
Conium
Conium maculatum – 25 photos
Conocybe
Conocybe apala (lactea) – 2 photos
Conocybe aurea – 1 photo
Conocybe cyanopus – 1 photo
Conocybe filaris – 4 photos
Conocybe rugosa – 1 photo
Conocybe tenera – 3 photos
Conringia
Conringia orientalis – 31 photos
Convallaria
Convallaria majalis – 9 photos
Convolvulus
Convolvulus arvensis – 32 photos
Conyza
Conyza bonariensis – 3 photos
Conyza canadensis – 18 photos
Coprinellus
Coprinellus disseminatus – 3 photos
Coprinellus hiascens – 1 photo
Coprinellus micaceus – 9 photos
Coprinopsis
Coprinopsis atramentaria – 8 photos
Coprinopsis cinerea cf. – 6 photos
Coprinopsis friesii – 1 photo
Coprinopsis lagopus – 6 photos
Coprinopsis nivea cf. – 5 photos
Coprinus
Coprinus comatus – 10 photos
Coprotus
Coprotus ochraceus cf – 1 photo
Coptis
Coptis aspleniifolia – 10 photos
Coptis laciniata – 13 photos
Coptis occidentalis – 23 photos
Coptis trifolia – 3 photos
Corallorhiza
Corallorhiza maculata – 46 photos
Corallorhiza maculata var. maculata – 14 photos
Corallorhiza maculata var. occidentalis – 22 photos
Corallorhiza maculata var. ozettensis – 4 photos
Corallorhiza mertensiana – 65 photos
Corallorhiza striata – 21 photos
Corallorhiza striata var. striata – 10 photos
Corallorhiza trifida – 15 photos
Cordyceps
Cordyceps militaris – 3 photos
Cordylanthus
Cordylanthus capitatus – 24 photos
Coreopsis
Coreopsis tinctoria – 22 photos
Corispermum
Corispermum americanum var. americanum – 12 photos
Corispermum pacificum – 8 photos
Cornicularia
Cornicularia normoerica – 2 photos
Cornus
Cornus canadensis – 9 photos
Cornus nuttallii – 52 photos
Cornus occidentalis – 14 photos
Cornus stolonifera – 65 photos
Cornus unalaschkensis – 59 photos
Corrigiola
Corrigiola litoralis ssp. litoralis – 3 photos
Cortaderia
Cortaderia jubata – 15 photos
Cortaderia selloana – 2 photos
Cortinarius
Cortinarius acutus – 1 photo
Cortinarius ahsii – 1 photo
Cortinarius albofragrans – 3 photos
Cortinarius alboviolaceus – 5 photos
Cortinarius argutus – 3 photos
Cortinarius aurantiobasis – 1 photo
Cortinarius aureofulvus – 2 photos
Cortinarius biformis broad sense – 1 photo
Cortinarius brunneus – 3 photos
Cortinarius californicus – 4 photos
Cortinarius camphoratus – 1 photo
Cortinarius caninus – 1 photo
Cortinarius caperatus – 9 photos
Cortinarius cinnamomeoluteus – 1 photo
Cortinarius cinnamomeus – 5 photos
Cortinarius clandestinus – 3 photos
Cortinarius collinitus – 1 photo
Cortinarius colymbadinus cf – 2 photos
Cortinarius croceus – 3 photos
Cortinarius fulvo-ochrascens – 1 photo
Cortinarius gentilis – 1 photo
Cortinarius glaucopus – 13 photos
Cortinarius griseoviolaceus – 1 photo
Cortinarius hemitrichus cf – 1 photo
Cortinarius hinnuleus – 1 photo
Cortinarius iodes – 1 photo
Cortinarius laniger – 9 photos
Cortinarius livido-ochraceus cf – 5 photos
Cortinarius magnivelatus – 2 photos
Cortinarius metarius – 1 photo
Cortinarius montanus – 3 photos
Cortinarius mucifluus – 1 photo
Cortinarius mucosus – 2 photos
Cortinarius multiformis – 6 photos
Cortinarius muscigenus – 1 photo
Cortinarius mutabilis – 1 photo
Cortinarius obtusus – 3 photos
Cortinarius olympianus – 1 photo
Cortinarius parkeri cf – 3 photos
Cortinarius percomis – 1 photo
Cortinarius pinetorum – 2 photos
Cortinarius politus – 1 photo
Cortinarius porphyropus – 1 photo
Cortinarius renidens – 1 photo
Cortinarius rubellus NF – 1 photo
Cortinarius salor – 2 photos
Cortinarius saxamontanus – 3 photos
Cortinarius scandens – 1 photo
Cortinarius scaurus group (prasinus) – 1 photo
Cortinarius semisanguineus – 1 photo
Cortinarius subfoetidus – 2 photos
Cortinarius superbus – 1 photo
Cortinarius talus – 3 photos
Cortinarius traganus – 9 photos
Cortinarius trivialis – 2 photos
Cortinarius uraceus – 1 photo
Cortinarius valgus – 1 photo
Cortinarius vanduzerensis – 9 photos
Cortinarius variicolor group – 1 photo
Cortinarius variipes type – 1 photo
Cortinarius variosimilis – 4 photos
Cortinarius vibratilis – 3 photos
Cortinarius violaceus – 6 photos
Cortinarius zakii (croceofolius) – 2 photos
Corydalis
Corydalis aquae-gelidae – 15 photos
Corydalis aurea – 2 photos
Corydalis aurea ssp. aurea – 9 photos
Corydalis lutea – 1 photo
Corydalis scouleri – 44 photos
Corylus
Corylus avellana – 28 photos
Corylus cornuta – 23 photos
Corylus cornuta ssp. californica – 20 photos
Cosmos
Cosmos bipinnatus – 6 photos
Cota
Cota austriaca – 4 photos
Cota tinctoria – 11 photos
Cotoneaster
Cotoneaster dielsianus – 2 photos
Cotoneaster divaricatus – 9 photos
Cotoneaster franchetii – 6 photos
Cotoneaster hjelmqvistii – 1 photo
Cotoneaster horizontalis – 3 photos
Cotoneaster lacteus – 1 photo
Cotoneaster rehderi – 16 photos
Cotoneaster simonsii – 7 photos
Cotula
Cotula coronopifolia – 15 photos
Cotylidia
Cotylidia diaphana – 1 photo
Crassula
Crassula aquatica – 9 photos
Crassula connata – 12 photos
Crassula solieri – 4 photos
Crassula tillaea – 11 photos
Crataegus
Crataegus castlegarensis – 16 photos
Crataegus chrysocarpa – 7 photos
Crataegus chrysocarpa var. piperi – 4 photos
Crataegus douglasii – 74 photos
Crataegus gaylussacia – 25 photos
Crataegus macracantha – 2 photos
Crataegus monogyna – 21 photos
Crataegus monogyna var. monogyna – 16 photos
Crataegus okanaganensis – 2 photos
Crataegus okennonii – 4 photos
Crataegus phaenopyrum – 2 photos
Crataegus phippsii – 3 photos
Crataegus sanguinea – 1 photo
Crataegus tenuior – 2 photos
Craterellus
Craterellus cornucopioides – 1 photo
Craterellus tubaeformis – 7 photos
Crepidotus
Crepidotus applanatus – 7 photos
Crepidotus lanuginosus – 1 photo
Crepidotus lundellii – 1 photo
Crepidotus mollis cf. – 2 photos
Crepidotus pubescens near – 1 photo
Crepis
Crepis acuminata – 12 photos
Crepis atribarba – 45 photos
Crepis bakeri – 11 photos
Crepis barbigera – 40 photos
Crepis capillaris – 27 photos
Crepis intermedia – 28 photos
Crepis modocensis – 47 photos
Crepis nicaeensis – 3 photos
Crepis occidentalis – 34 photos
Crepis pleurocarpa – 4 photos
Crepis runcinata ssp. runcinata – 10 photos
Crepis setosa – 4 photos
Crepis tectorum – 5 photos
Crocidium
Crocidium multicaule – 54 photos
Crocus
Crocus vernus – 10 photos
Croton
Croton setigerus – 11 photos
Cruciata
Cruciata pedemontana – 12 photos
Crucibulum
Crucibulum laeve – 8 photos
Crupina
Crupina vulgaris – 18 photos
Crypsis
Crypsis alopecuroides – 13 photos
Cryptantha
Cryptantha affinis – 15 photos
Cryptantha ambigua – 22 photos
Cryptantha fendleri – 14 photos
Cryptantha flaccida – 21 photos
Cryptantha gracilis – 3 photos
Cryptantha intermedia – 22 photos
Cryptantha intermedia var. hendersonii – 2 photos
Cryptantha pterocarya – 40 photos
Cryptantha pterocarya var. pterocarya – 2 photos
Cryptantha scoparia – 4 photos
Cryptantha simulans – 17 photos
Cryptantha torreyana – 35 photos
Cryptantha torreyana var. torreyana – 3 photos
Cryptantha watsonii – 14 photos
Cryptogramma
Cryptogramma acrostichoides – 22 photos
Cryptogramma cascadensis – 16 photos
Cryptogramma crispa – 1 photo
Cryptogramma stelleri – 2 photos
Cryptoporus
Cryptoporus volvatus – 9 photos
Cudonia
Cudonia circinans – 2 photos
Cudoniella
Cudoniella clavus – 3 photos
Cuscuta
Cuscuta approximata – 18 photos
Cuscuta californica – 7 photos
Cuscuta cephalanthi – 1 photo
Cuscuta denticulata – 6 photos
Cuscuta occidentalis – 6 photos
Cuscuta pacifica – 21 photos
Cuscuta pentagona – 14 photos
Cuscuta suksdorfii – 9 photos
Cusickiella
Cusickiella douglasii – 16 photos
Cyathus
Cyathus olla – 3 photos
Cyathus stercoreus – 3 photos
Cyathus striatus – 5 photos
Cyclachaena
Cyclachaena xanthiifolia – 16 photos
Cymbalaria
Cymbalaria muralis – 9 photos
Cymopterus
Cymopterus foeniculaceus – 21 photos
Cymopterus terebinthinus – 37 photos
Cynodon
Cynodon dactylon – 31 photos
Cynoglossum
Cynoglossum officinale – 42 photos
Cynosurus
Cynosurus cristatus – 4 photos
Cynosurus echinatus – 12 photos
Cyperus
Cyperus bipartitus – 8 photos
Cyperus eragrostis – 11 photos
Cyperus erythrorhizos – 15 photos
Cyperus esculentus – 7 photos
Cyperus esculentus var. leptostachyus – 14 photos
Cyperus fuscus – 1 photo
Cyperus lupulinus – 7 photos
Cyperus squarrosus – 23 photos
Cyperus strigosus – 23 photos
Cyphellostereum
Cyphellostereum laeve – 1 photo
Cypripedium
Cypripedium calceolus – 4 photos
Cypripedium fasciculatum – 35 photos
Cypripedium montanum – 93 photos
Cypripedium parviflorum – 18 photos
Cypripedium parviflorum var. parviflorum – 1 photo
Cystoderma
Cystoderma amianthinum – 7 photos
Cystoderma fallax – 8 photos
Cystodermella
Cystodermella ambrosii – 1 photo
Cystodermella cinnabarina – 1 photo
Cystodermella granulosa – 5 photos
Cystopteris
Cystopteris fragilis – 32 photos
Cytisus
Cytisus scoparius – 37 photos
