A – B – C – D – E – F – G – H – I – L – M – N – O – P – Q – R – S – T – U – V – Z
| Genere e specie | Famiglia | . | Genere e specie | Famiglia |
| Acanthus mollis | Acanthaceae | . | Cakile maritima | Brassicaceae o Cruciferae |
| Achillea atrata | Asterceae o Compositae | . | Calamintha alpina | Labiatae o Lamiaceae |
| Achillea barrelieri | Asterceae o Compositae | . | Calendula officinalis | Asterceae o Compositae |
| Achillea clavennae | Asterceae o Compositae | . | Callianthemum coriandrifolium | Ranunculaceae |
| Achillea erba-rotta sb.moschata | Asterceae o Compositae | . | Callianthemum kernerianum | Ranunculaceae |
| Achillea macrophylla | Asterceae o Compositae | . | Callitriche palustris | Callitrichaceae |
| Achillea millefolium | Asterceae o Compositae | . | Calluna vulgaris alba | Ericaceae |
| Achillea moschata | Asterceae o Compositae | . | Campanula barbata | Campanulaceae |
| Achillea nana | Asterceae o Compositae | . | Campanula bergomensis | Campanulaceae |
| Achillea roseolaba | Asterceae o Compositae | . | Campanula carnica | Campanulaceae |
| Acinos alpinus | Labiatae o Lamiaceae | . | Campanula cespitosa | Campanulaceae |
| Aconitum degenii | Ranunculaceae | . | Campanula cochlearifolia | Campanulaceae |
| Aconitum lycoctonum s. vulparia | Ranunculaceae | . | Campanula elatinoides | Campanulaceae |
| Aconitum napellus | Ranunculaceae | . | Campanula glomerata | Campanulaceae |
| Adenostyles alliariae | Asterceae o Compositae | . | Campanula latifolia | Campanulaceae |
| Adenostyles alpina | Asterceae o Compositae | . | Campanula martinii | Campanulaceae |
| Adenostyles glabra | Asterceae o Compositae | . | Campanula morettiana | Campanulaceae |
| Adoxa moschatellina | Adoxaceae | . | Campanula patula | Campanulaceae |
| Agrimonia eupatoria | Rosaceae | . | Campanula petraea | Campanulaceae |
| Ajuga chamaepitys | Labiatae o Lamiaceae | . | Campanula raineri | Campanulaceae |
| Ajuga genevensis | Labiatae o Lamiaceae | . | Campanula rapunculoides | Campanulaceae |
| Ajuga pyramidalis | Labiatae o Lamiaceae | . | Campanula rapunculus | Campanulaceae |
| Ajuga reptans | Labiatae o Lamiaceae | . | Campanula rhodensis | Campanulaceae |
| Alchemilla alpina | Rosaceae | . | Campanula rotundifolia | Campanulaceae |
| Alchemilla pentaphyllea | Rosaceae | . | Campanula scheuchzeri | Campanulaceae |
| Alchemilla vulgaris | Rosaceae | . | Campanula sibirica | Campanulaceae |
| Alliaria petiolata | Brassicaceae o Cruciferae | . | Campanula spicata | Campanulaceae |
| Allium ampeloprasum | Liliaceae (Amaryllidaceae) | . | Campanula trachelium | Campanulaceae |
| Allium carinatum | Liliaceae (Amaryllidaceae) | . | Campanula versicolor | Campanulaceae |
| Allium commutatum | Liliaceae (Amaryllidaceae) | . | Capparis spinosa | Capparaceae |
| Allium insubricum | Liliaceae (Amaryllidaceae) | . | Cardamine alpina | Brassicaceae o Cruciferae |
| Allium lusitanicum | Liliaceae (Amaryllidaceae) | . | Cardamine amara | Brassicaceae o Cruciferae |
| Allium ochroleucum | Liliaceae (Amaryllidaceae) | . | Cardamine asarifolia | Brassicaceae o Cruciferae |
| Allium schoenoprasum | Liliaceae (Amaryllidaceae) | . | Cardamine bulbifera | Brassicaceae o Cruciferae |
| Allium sphaerocephalon | Liliaceae (Amaryllidaceae) | . | Cardamine enneaphyllos | Brassicaceae o Cruciferae |
| Allium ursinum | Liliaceae (Amaryllidaceae) | . | Cardamine heptaphylla | Brassicaceae o Cruciferae |
| Allium victorialis | Liliaceae (Amaryllidaceae) | . | Cardamine hirsuta | Brassicaceae o Cruciferae |
| Alyssum ovirense | Brassicaceae o Cruciferae | . | Cardamine pentaphyllos | Brassicaceae o Cruciferae |
| Amelanchier ovalis | Rosaceae | . | Cardamine pratensis | Brassicaceae o Cruciferae |
| Anagallis arvensis | Primulaceae | . | Cardamine resedifolia | Brassicaceae o Cruciferae |
| Anagallis foemina | Primulaceae | . | Carduus nutans | Asterceae o Compositae |
| Andromeda polifolia | Ericaceae | . | Carduus defloratus | Asterceae o Compositae |
| Androsace alpina | Primulaceae | . | Carex baldensis | Cyperaceae |
| Androsace brevis | Primulaceae | . | Carlina acaulis | Asterceae o Compositae |
| Androsace chamaejasme | Primulaceae | . | Carpobrutus edulis | Aizoaceae |
| Androsace hausmannii | Primulaceae | . | Centaurea jacea | Asterceae o Compositae |
| Androsace helvetica | Primulaceae | . | Centaurea nigrescens | Asterceae o Compositae |
| Androsace lactea | Primulaceae | . | Centaurea rhaetica | Asterceae o Compositae |
| Androsace obtusifolia | Primulaceae | . | Centaurea scabiosa | Asterceae o Compositae |
| Androsace vandellii | Primulaceae | . | Centaurea seridis | Asteraceae o Compositae |
| Androsace vitaliana | Primulaceae | . | Centaurea triumfettii | Asterceae o Compositae |
| Androsace wulfeniana | Primulaceae | . | Centaurea nervosa | Asterceae o Compositae |
| Anemone baldensis | Ranunculaceae | . | Centaurium erythraea | Gentianaceae |
| Anemone montana | Ranunculaceae | . | Centaurium pulchellum | Gentianaceae |
| Anemone narcissiflora | Ranunculaceae | . | Centaurium spicatum | Gentianaceae |
| Anemone nemorosa | Ranunculaceae | Centaurium tenuiflorum | Gentianaceae | |
| Anemone pulsatilla | Ranunculaceae | . | Centranthus ruber | Caprifoliaceae |
| Anemone sylvestris | Ranunculaceae | . | Cephalanthera damasonium | Orchidaceae |
| Anemonoides ranunculoides | Ranunculaceae | . | Cephalanthera longifolia | Orchidaceae |
| Anethum foeniculum | Apiaceae o Umbelliferae | . | Cephalanthera ND | Orchidaceae |
| Antennaria dioica | Asterceae o Compositae | . | Cerastium arvense | Caryophyllaceae |
| Anthemis maritima | Asteraceae | . | Cerastium carinthiacum | Caryophyllaceae |
| Anthericum liliago | Asparagaceae | . | Cerastium latifolium | Caryophyllaceae |
| Anthericum ramosum | Asparagaceae | . | Cerastium pedunculatum | Caryophyllaceae |
| Anthyllis montana | Fabaceae o Leguminosae | . | Cerastium uniflorum | Caryophyllaceae |
| Anthyllis vulneraria | Fabaceae o Leguminosae | . | Chaenorhinum minus | Plantaginaceae |
| Antirrhinum majus | Scrophulariaceae | . | Chamaecytisus hirsutus | Fabaceae o Leguminosae |
| Aphyllanthes monspeliensis | Asparagaceae | . | Chamaecytisus purpureus | Fabaceae o Leguminosae |
| Aptenia cordifolia | Aizoaceae | . | Chamorchis alpina | Orchidaceae |
| Aquilegia alpina | Ranunculaceae | . | Chelidonium majus | Papaveraceae |
| Aquilegia atrata | Ranunculaceae | . | Chrysosplenium alternifolium | Saxifragaceae |
| Aquilegia confusa (einseleana) | Ranunculaceae | . | Cicerbita alpina | Asterceae o Compositae |
| Aquilegia einseleana (thalictrifolia) | Ranunculaceae | . | Cichorium intybus | Asterceae o Compositae |
| Arabidopsis halleri | Brassicaceae o Cruciferae | . | Circaea lutetiana | Onagraceae o Oenotheraceae |
| Arabis alpina | Brassicaceae o Cruciferae | . | Cirsium eriophorum | Asterceae o Compositae |
| Arabis bellidifolia | Brassicaceae o Cruciferae | . | Cirsium erisithales | Asterceae o Compositae |
| Arabis cerulea | Brassicaceae o Cruciferae | . | Cirsium helenioides | Asterceae o Compositae |
| Arabis ciliata | Brassicaceae o Cruciferae | . | Cirsium palustre | Asterceae o Compositae |
| Arabis collina | Brassicaceae o Cruciferae | . | Cirsium vulgare | Asterceae o Compositae |
| Arabis pauciflora | Brassicaceae o Cruciferae | . | Cistus creticus | Cistaceae |
| Arabis turrita | Brassicaceae o Cruciferae | . | Clematis alpina | Ranunculaceae |
| Arctium minus | Asterceae o Compositae | . | Clematis vitalba | Ranunculaceae |
| Arctostaphylos uva-ursi | Ericaceae | . | Clerodendrum trichotomum | Verbenaceae |
| Arenaria biflora | Caryophyllaceae | . | Coeloglossum viride | Orchidaceae |
| Arenaria ciliata | Caryophyllaceae | . | Colchicum alpinum | Colchicaceae |
| Arenaria serpyllifolia | Caryophyllaceae | . | Colchicum autumnale | Colchicaceae |
| Argyrolobium zanonii | Fabaceae o Leguminosae | . | Convallaria majalis | Asparagaceae |
| Aristolochia lutea | Aristolochiaceae | . | Convolvulus altaeoides | Convolvulaceae |
| Aristolochia pallida | Aristolochiaceae | . | Convolvulus arvensis | Convolvulaceae |
| Armeria alpina | Plumbaginaceae | . | Convolvulus cantabricum | Convolvulaceae |
| Armeria arenaria | Plumbaginaceae | . | Convolvulus siculus | Convolvulaceae |
| Arnica montana | Asterceae o Compositae | . | Convolvulus tricolor | Convolvulaceae |
| Artemisia genipi | Asterceae o Compositae | . | Corallorhitza trifida | Orchidaceae |
| Arum maculatum | Araceae | . | Cornus mas | Cornaceae |
| Asparagus tenuifolius | Asparagaceae | . | Coronilla coronata | Fabaceae o Leguminosae |
| Asperugo procumbens | Boraginaceae | . | Coronilla minima | Fabaceae o Leguminosae |
| Asperula taurina | Rubiaceae | . | Coronilla vaginalis | Fabaceae o Leguminosae |
| Asphodelus albus | Asphodelaceae | . | Corydalis cava | Fumariaceae |
| Asplenium adulterinum | Aspleniaceae | . | Corydalis lutea | Fumariaceae |
| Asplenium viride | Aspleniaceae | . | Crataegus monogyna | Rosaceae |
| Aster alpinus | Asterceae o Compositae | . | Crepis aurea | Asterceae o Compositae |
| Asteriscus aquaticus | Asterceae o Compositae | . | Crithmum maritimum | Apiaceae o Umbrelliferae |
| Astragalus australis | Fabaceae o Leguminosae | . | Crocus albiflorus | Iridaceae |
| Astragalus glicyphyllos | Fabaceae o Leguminosae | . | Cruciata glabra | Rubiaceae |
| Astragalus penduliflorus | Fabaceae o Leguminosae | . | Cruciata laevipes | Rubiaceae |
| Astrantia major | Apiaceae o Umbrelliferae | . | Cuscuta europaea | Convolvulaceae |
| Astrantia minor | Apiaceae o Umbrelliferae | . | Cyclamen hederifolium | Primulaceae |
| Athamanta cretensis | Apiaceae o Umbrelliferae | . | Cyclamen purpuraescens | Primulaceae |
| Athamanta vestina | Apiaceae o Umbrelliferae | . | Cymbalaria muralis | Scrophulariaceae |
| Atocion rupestre | Caryophyllaceae | . | Cynoglossum officinale | Boraginaceae |
| Barbarea bracteosa | Brassicaceae o Cruciferae | . | Cyperus eragrostis | Cyperaceae |
| Barbarea vulgaris | Brassicaceae o Cruciferae | . | Cypripedium calceolus | Orchidaceae |
| Bartsia alpina | Scrophulariaceae | . | Cytisus hirsutus | Fabaceae o Leguminosae |
| Bellardia trixago | Scrophulariaceae | . | Cytisus pseudoprocumbens | Fabaceae o Leguminosae |
| Bellidiastrum michelii | Asterceae o Compositae | Cytisus purpureus | Fabaceae o Leguminosae | |
| Bellis perennis | Asterceae o Compositae | Cytisus scoparius | Fabaceae o Leguminosae | |
| Biscutella cichoriifolia | Brassicaceae o Cruciferae | . | . | |
| Biscutella laevigata | Brassicaceae o Cruciferae | . | . | |
| Borago officinalis | Boraginaceae | . | . | |
| Botrichium lunaria | Ophioglossaceae | . | . | |
| Bryum capillare | Bryophytae | |||
| Buddleja davidii | Scrophulariaceae | |||
| Buglossoides arvensis | Boraginaceae | |||
| Buglossoides minima | Boraginaceae | |||
| Buglossoides purpurocaerulea | Boraginaceae | |||
| Bupleurum petraeum | Apiaceae o Umbrelliferae | |||
| Bupleurum ranunculoides | Apiaceae o Umbrelliferae | |||
| Bupleurum stellatum | Apiaceae o Umbrelliferae | |||
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