| Cachrys |
Cachrys libanotis
Cachrys sicula
| Cakile |
Cakile maritima subsp. maritima
| Calendula |
Calendula suffructicosa subsp. carbonelli
Calendula suffructicosa subsp. marginata
| Calicotome |
Calicotome villosa
| Campanula |
Campanula fastigiata
Campanula rapunculus
Campanula semisecta
| Capparis |
Capparis spinosa susbp. spinosa
| Capsella |
Capsella bursa-pastoris
| Cardamine |
Cardamine resedifolia
| Carduncellus |
Carduncellus arborescens
Carduncellus cuatrecasasii
| Carduus |
Carduus acicularis
Carduus carlinoides subsp. hispanicus
Carduus pycnocephalus
Carduus tenuiflorus
| Carex |
Carex camposii
Carex capillaris
Carex echinata
Carex extensa
Carex furva
Carex hispida
Carex leersi
Carex lucennoiberica
Carex nevadensis
Carex nigra
Carex paniculata subsp. paniculata
Carex pendula
| Caroxylon |
Caroxylon vermiculatum
| Carrichtera |
Carrichtera annua
| Carthamus |
Carthamus lanatus
| Carum |
Carum verticillatum
| Castrila |
Castrila latens
| Cathissa |
Cathissa reverchonii
| Caucalis |
Caucalis platycarpos
| Centaurea |
Centaurea aspera subsp. stenophylla
Centaurea boissieri subsp. boissieri
Centaurea castellanoides subsp. arundana
Centaurea cephalariifolia
Centaurea clementei
Centaurea diluta
Centaurea eriophora
Centaurea gadorensis
Centaurea haenseleri
Centaurea involucrata
Centaurea jacea subsp. angustifolia
Centaurea jaennensis
Centaurea mariana
Centaurea monticola
Centaurea nevadensis
Centaurea nigra subsp. rivularis
Centaurea pulvinata
Centaurea sagredoi
Centaurea seridis
Centaurea sulphurea
| Centaurium |
Centaurium maritimum
Centaurium quadrifolium subsp. linariifolium
Centaurium suffruticosum
| Centranthus |
Centranthus nevadensis
| Cephalantera |
Cephalanthera damasonium
Cephalantera longifolia
| Cephalaria |
Cephalaria baetica
Cephalaria leucantha
Cephalaria syriaca
| Ceratonia |
Ceratonia siliqua
| Cersis |
Cercis siliquastrum
| Cestrum |
Cestrum nocturnum
| Chamaeiris |
Chamaeiris foetidissima
| Chaenorhinum |
Chaenorhinum crassifolium subsp. crassifolium
Chaenorhinum glareosum
Chaenorhinum minus subsp. minus
Chaenorhinum rubrifolium subsp. rubrifolium
| Chelidonium |
Chelidonium majus
| Chondrilla |
Chondrilla juncea
| Chozophora |
Chozophora tinctorea
| Cicerbita |
Cicerbita muralis subsp. gaditana
Cicerbita muralis subsp. muralis
| Cichorium |
Cichorium pumilum
| Cirsium |
Cirsium acaulon subsp, gregarium
Cirsium pyrenaicum
Cirsium valdespinulosum
| Cistus |
Cistus albidus
Cistus clusii subsp. clusii
Cistus crispus
Cistus halimifolius
Cistus ladanifer subsp. ladanifer
Cistus laurifolius
Cistus monspeliensis
Cistus populifolius subsp. populifolius
Cistus salviifolius
Cistus × laxus
| Citrullus |
Citrullus colocynthis
| Cladium |
Cladium mariscus
| Clematis |
Clematis campaniflora
| Cleome |
Cleome violacea
| Cleonia |
Cleonia lusitanica
| Clynopodium |
Clynopodium vulgare
| Clypeola |
Clypeola jonthlaspi subsp. jonthlaspi
| Cneorum |
Cneorum tricoccon
| Coincya |
Coincya monensis subsp. nevadensis
| Colchicum |
Colchicum lusitanicum
| Colutea |
Colutea arborescens subsp. hispanica
| Comastoma |
Comastoma tenellum
| Conium |
Conium maculatum
| Convolvulus |
Convolvulus althaeoides
Convolvulus boissieri
Convolvulus cantabrica
Convolvulus lanuginosus
Convolvulus tricolor subsp. tricolor
Convolvulus valentinus
| Corema |
Corema album
| Coriaria |
Coriaria myrtifolia
| Coris |
Coris momspeliensis subsp. monspeliensis
Coris monspeliensis subsp. syrtica
| Cornus |
Cornus sanguinea subsp. sanguinea
| Coronilla |
Coronilla glauca
Coronilla scorpioides
| Cotoneaster |
Cotoneaster granatensis
| Cucubalus |
Cucubalus baccifer
| Crambe |
Crambe filiformis
| Crataegus |
Crataegus laciniata
| Crepis |
Crepis oporinoides
| Crocus |
Crocus clusii
| Crucianella |
Crucianella angustifolia
Crucianella maritima
| Cuscuta |
Cuscuta epithymum subsp. kotschyi
| Cydonia |
Cydonia oblonga
| Cymodocea |
Cymodocea nodosa
| Cynanchica |
Cynanchica aristata subsp. scabra
| Cynara |
Cynara cardunculus subsp. flavescens
| Cynoglossum |
Cynoglossum melananthum
Cynoglossum pustulatum
| Cynomorium |
Cynomorium coccineum subsp. coccineum
| Cyperus |
Cyperus capitatus
| Cytisus |
Cytissus arboreus subsp. catalanicus
Cytissus arboreus subsp. baeticus
Cytissus grandiflorus subsp. cabezudoi
Cytissus scoparius subsp. reverchonii