An - Ar
| Anabasis prostrata | Anabasis Ausgebreitete | Jointed Anabasis | Chenopodiaceae |
| Anacamptis boryi | Hundswurz Borys | Bory's Orchid | Orchidaceae |
| Anacamptis collina | Hundswurz Hügel | Fan- lipped Orchid | Orchidaceae |
| Anacamptis coriophora | Hundswurz Wanzen | Bug Orchid | Orchidaceae |
| Anacamptis laxiflora | Hundswurz Lockerblütige | Loose- flowered Orchid | Orchidaceae |
| Anacamptis morio | Hundswurz Kleine | Green- veined Orchid | Orchidaceae |
| Anacamptis palustris | Hundswurz Sumpf | Bog Orchid | Orchidaceae |
| Anacamptis papilionacea | Hundswurz Schmetterlings | Butterfly Orchid | Orchidaceae |
| Anacamptis pyramidalis | Hundswurz Pyramiden | Pyramidal Orchid | Orchidaceae |
| Anacamptis sancta | Hundswurz Heilige | Holy Orchid | Orchidaceae |
| Anacyclus clavatus | Bertram Keulen | White Anacyclus | Asteraceae |
| Anacyclus homogamos | Bertram Gleichartiger | Homogamous Anacyclus | Asteraceae |
| Anacyclus pyrethrum | Bertram Mehrjähriger | Perennial Anacyclus | Asteraceae |
| Anacyclus officinarum | Bertram Deutscher | German Anacyclus | Asteraceae |
| Anacyclus radiatus | Bertram Gelber | Yellow Anacyclus | Asteraceae |
| Anacyclus valentinus | Bertram Valencia | Valencian Anacyclus | Asteraceae |
| Anagyris foetida | Stinkstrauch Gewöhnlicher | Stinking Bean Trefoil | Fabaceae |
| Anaphalis margaritacea | Perlkörbchen Großblütiges | Western Pearly Everlasting | Asteraceae |
| Anaphalis triplinervis | Perlkörbchen Dreinerviges | Triple- veined Pearly Everlasting | Asteraceae |
| Anarrhinum bellidifolium | Lochschlund Gänseblümchen | Daisy- leaved Toadflax | Plantaginaeaea |
| Anarrhinum corsicum | Lochschlund Korsischer | Corsican Toadflax | Plantaginaeaea |
| Anarrhinum duriminium | Lochschlund Behaarter | Hairy Toadflax | Plantaginaeaea |
| Anarrhinum fruticosum | Lochschlund Strauchiger | Shrubby Toadflax | Plantaginaeaea |
| Anarrhinum laxiflorum | Lochschlund Lockerblütiger | Lax- flowered Toadflax | Plantaginaeaea |
| Anarrhinum longipedicellatum | Lochschlund Langstieliger | Long- pedicellate Toadflax | Plantaginaeaea |
| Anchusa aegyptica | Ochsenzunge Ägyptische | Egyptian Alkanet | Boraginaceae |
| Anchusa arvensis | Krummhals Acker | Small Bugloss | Boraginaceae |
| Anchusa azurea | Ochsenzunge Italienische | Italian Bugloss | Boraginaceae |
| Anchusa calcarea | Ochsenzunge Kalk | White- spotted Bugloss | Boraginaceae |
| Anchusa cespitosa | Ochsenzunge Rasen | Carpet Bugloss | Boraginaceae |
| Anchusa crispa | Ochsenzunge Krause | Crispate Bugloss | Boraginaceae |
| Anchusa ochroleuca | Ochsenzunge Fahlgelbe | Yellow Alkanet | Boraginaceae |
| Anchusa officinalis | Ochsenzunge Gewöhnliche | Common Bugloss | Boraginaceae |
| Anchusa ovata | Krummhals Orientalischer | Oriental Bugloss | Boraginaceae |
| Anchusa procera | Ochsenzunge Hohe | Tall Bugloss | Boraginaceae |
| Anchusa puechii | Ochsenzunge Puech | Puech's Bugloss | Boraginaceae |
| Anchusa samothracica | Ochsenzunge Samothraki | Samothraki Bugloss | Boraginaceae |
| Anchusa strigosa | Ochsenzunge Stachelige | Prickly Alkanet | Boraginaceae |
| Anchusa stylosa | Ochsenzunge Langriffelige | Long- styled Bugloss | Boraginaceae |
| Anchusa thessala | Ochsenzunge Thessalische | Thessalian Bugloss | Boraginaceae |
| Anchusa undulata | Ochsenzunge Gewellte | Undulate Alkanet | Boraginaceae |
| Anchusa x baumgartenii | Ochsenzunge Baumgartens | Baumgarten's Bugloss | Boraginaceae |
| Anchusella cretica | Ochsenzünglein Kretisches | Cretan Bugloss | Boraginaceae |
| Anchusella variegata | Ochsenzünglein Buntes | Variegated Bugloss | Boraginaceae |
| Andrachne telephioides | Porzellankraut Griechisches | False Orpine | Phyllanthaceae |
| Andromeda glaucophylla | Lavendelheide | Dwarf Bog Rosemary | Ericaceae |
| Andromeda polifolia | Rosmarinheide | Common Bog Rosemary | Ericaceae |
| Androsace adfinis | Mannsschild Fleischroter | Red Rock Jasmine | Primulaceae |
| Androsace alpina | Mannsschild Alpen | Alpine Rock Jasmine | Primulaceae |
| Androsace brevis | Mannsschild Kurzstängeliger | Charpentier's Rock Jasmine | Primulaceae |
| Androsace cantabrica | Mannsschild Kantabrische | Cantabrian Rock Jasmine | Primulaceae |
| Androsace chaixii | Mannsschild Chaix | Chaix's Rock Jasmine | Primulaceae |
| Androsace chamaejasme | Mannsschild Bewimperter | Sweetflower Rock Jasmine | Primulaceae |
| Androsace ciliata | Mannsschild Feingewimperter | Ciliate Rock Jasmine | Primulaceae |
| Androsace cylindrica | Mannsschild Zylindrischer | Cylindrical Rock Jasmine | Primulaceae |
| Androsace elongata | Mannsschild Langgestielter | Elongated Rock Jasmine | Primulaceae |
| Androsace halleri | Mannsschild Hallers | Haller's Rock Jasmine | Primulaceae |
| Androsace hausmannii | Mannsschild Hausmanns | Hausmann's Rock Jasmine | Primulaceae |
| Androsace hedraeantha | Mannsschild Balkan | Balkan Rock Jasmine | Primulaceae |
| Androsace helvetica | Mannsschild Schweizer | Swiss Rock Jasmine | Primulaceae |
| Androsace komovensis | Mannsschild Komovi | Komovi Rock Jasmine | Primulaceae |
| Androsace lactaea | Mannsschild Milchweißer | Milkwhite Rock Jasmine | Primulaceae |
| Androsace laggeri | Mannsschild Laggers | Lagger's Rock Jasmine | Primulaceae |
| Androsace mathildae | Mannsschild Abruzzen | Mathilda's Rock Jasmine | Primulaceae |
| Androsace maxima | Mannsschild Großer | Greater Rock Jasmine | Primulaceae |
| Androsace obtusifolia | Mannsschild Stumpfblättriger | Blunt- leaved Rock Jasmine | Primulaceae |
| Androsace pubescens | Mannsschild Weichhaariger | Hairy Rock Jasmine | Primulaceae |
| Androsace pyrenaica | Mannsschild Pyrenäen | Pyrenean Rock Jasmine | Primulaceae |
| Androsace rioxana | Mannsschild Rioja | Rioja Rock Jasmine | Primulaceae |
| Androsace septentrionalis | Mannsschild Nordischer | Pygmyflower Rock Jasmine | Primulaceae |
| Androsace vandellii | Mannsschild Vandellis | Vandelli's Rock Jasmine | Primulaceae |
| Androsace villosa | Mannsschild Zottiger | Wooly Rock Jasmine | Primulaceae |
| Androsace vitaliana | Goldprimel | Vial's Rock Jasmine | Primulaceae |
| Androsace wulfeniana | Mannsschild Wulfens | Wulfen's Rock Jasmine | Primulaceae |
| Andryala agardhii | Andryale Agardhs | Agardh's Andryala | Asteraceae |
| Andryala arenaria | Andryale Sand | Sand- Andryala | Asteraceae |
| Andryala integrifolia | Andryale Ganzblättrige | Common Andryala | Asteraceae |
| Andryala laxiflora | Andryale Lockerblütige | Lax- flowered Andryala | Asteraceae |
| Andryala ragusina | Andryale Westliche | Western Andryala | Asteraceae |
| Anemone apennina | Windröschen Apenninen | Apennine Anemone | Ranunculaceae |
| Anemone baldensis | Windröschen Monte Baldo | Monte Baldo Anemone | Ranunculaceae |
| Anemone blanda | Windröschen Balkan | Balkan Anemone | Ranunculaceae |
| Anemone coronaria | Windröschen Kronen | Poppy Anemone | Ranunculaceae |
| Anemone hortensis | Windröschen Stern | Broad- leaved Anemone | Ranunculaceae |
| Anemone hupehensis | Windröschen Herbst | Japanese Anemone | Ranunculaceae |
| Anemone narcissiflora | Windröschen Narzissen | Narcissus- flowered Anemone | Ranunculaceae |
| Anemone nemorosa | Windröschen Busch | Wood Anemone | Ranunculaceae |
| Anemone palmata | Windröschen Handförmiges | Palmate Anemone | Ranunculaceae |
| Anemone pavoniana | Windröschen Pavons | Pavon's Anemone | Ranunculaceae |
| Anemone pavonina | Windröschen Pfauen | Peacock Anemone | Ranunculaceae |
| Anemone ranuculoides | Windröschen Gelbes | Yellow Anemone | Ranunculaceae |
| Anemone sylvestris | Windröschen Großes | Snowdrop Anemone | Ranunculaceae |
| Anemone tomentosa | Windröschen Filzblättriges | Hardy Grape Leaf Anemone | Ranunculaceae |
| Anemone trifolia | Windröschen Dreiblättriges | Threefoil Anemone | Ranunculaceae |
| Anemone x seemenii | Windröschen Bastard | Bastard Anemone | Ranunculaceae |
| Angelica archangelica | Engelwurz Echte | Garden Angelica | Apiaceae |
| Angelica heterocarpa | Engelwurz Verschiedenfrüchtige | Varying- fruited Angelica | Apiaceae |
| Angelica major | Engelwurz Große | Large Angelica | Apiaceae |
| Angelica pachycarpa | Engelwurz Iberische | Iberian Angelica | Apiaceae |
| Angelica razulii | Engelwurz Razouls | Razoul's Angelica | Apiaceae |
| Angelica sylvestris | Engelwurz Wald | Woodland Angelica | Apiaceae |
| Anogramma leptophylla | Nacktfarn Dünnblättriger | Jersey Fern | Pteridaceae |
| Antennaria carpatica | Katzenpfötchen Karpaten | Carpathian Pussytoes | Asteraceae |
| Antennaria dioica | Katzenpfötchen Gewöhnliches | Common Pussytoes | Asteraceae |
| Anthemis abrotanifolia | Hundskamille Eberrautenblättrige | Southernwood- leaved Chamomile | Asteraceae |
| Anthemis aciphylla | Hundskamille Spitzblättrige | Acuminate- leaved Chamomille | Asteraceae |
| Anthemis aetnensis | Hundskamille Ätna | Etna Chamomile | Asteraceae |
| Anthemis alpestris | Hundskamille Alpen | Alpine Chamomile | Asteraceae |
| Anthemis altissima | Hundskamille Hohe | Erect Chamomille | Asteraceae |
| Anthemis amblyolepis | Hundskamille Stumpfschuppige | Blunt- scaled Chamomille | Asteraceae |
| Anthemis ammanthus | Hundskamille Ammanthus | Ammanthus Chamomile | Asteraceae |
| Anthemis arvensis | Hundskamille Acker | Corn Chamomile | Asteraceae |
| Anthemis auriculata | Hundskamille Geöhrte | Auriculate Chamomile | Asteraceae |
| Anthemis austriaca | Hundskamille Österreichische | Austrian Chamomille | Asteraceae |
| Anthemis bourgaei | Hundskamille Bourgeaus | Bourgeau's Chamomille | Asteraceae |
| Anthemis brachmannii | Hundskamille Brachmanns | Brachmann's Chamomille | Asteraceae |
| Anthemis chrysantha | Hundskamille Goldblütige | Golden Chamomile | Asteraceae |
| Anthemis chia | Hundskamille Chios | Chios Chamomile | Asteraceae |
| Anthemis coleopoda | Hundskamille Hohlstängelige | Hollow- stalked Chamomille | Asteraceae |
| Anthemis cotula | Hundskamille Stinkende | Stinking Chamomile | Asteraceae |
| Anthemis cretica | Hundskamille Kretische | Cretan Chamomile | Asteraceae |
| Anthemis cretica ssp. alpina | Hundskamille Berg | Mountain Chamomile | Asteraceae |
| Anthemis cretica ssp. carpatica | Hundskamille Karpatische | Carpathian Chamomile | Asteraceae |
| Anthemis cretica ssp. gerardiana | Hundskamille Gerards | Gerard's Chamomile | Asteraceae |
| Anthemis cupaniana | Hundskamille Cupanis | Cupani's Chamomile | Asteraceae |
| Anthemis filicaulis | Hundskamille Zartstängelige | Slender-stemmed Chamomile | Asteraceae |
| Anthemis funkii | Hundskamille Funks | Funk's Chamomile | Asteraceae |
| Anthemis glaberrima | Hundskamille Glatte | Smooth Chamomile | Asteraceae |
| Anthemis hydruntina | Hundskamille Otranto | Otranto Chamomile | Asteraceae |
| Anthemis ismelia | Hundskamille Mt. Gallo | Mt. Gallo Chamomile | Asteraceae |
| Anthemis laconica | Hundskamille Lakonische | Laconian Chamomile | Asteraceae |
| Anthemis maritima | Hundskamille Strand | Seaside Chamomile | Asteraceae |
| Anthemis macedonica | Hundskamille Mazedonische | Macedonian Chamomile | Asteraceae |
| Anthemis macrotis | Hundskamille Großohrige | Large-eared Chamomile | Asteraceae |
| Anthemis melia | Hundskamille Milos | Milos Chamomile | Asteraceae |
| Anthemis muricata | Hundskamille Weichspitzige | Soft- pointed Chamomile | Asteraceae |
| Anthemis orbelica | Hundskamille Orbelische | Orbelian Chamomile | Asteraceae |
| Anthemis oretana | Hundskamille Oretana | Oretana Chamomille | Asteraceae |
| Anthemis orientalis | Hundskamille Östliche | Eastern Chamomille | Asteraceae |
| Anthemis palaestina | Hundskamille Palestina | Palestinian Chamomille | Asteraceae |
| Anthemis parlatoreana | Hundskamille Parlatores | Parlatore's Chamomile | Asteraceae |
| Anthemis parnesia | Hundskamille Mt. Parnitha | Mt. Parnitha Chamomile | Asteraceae |
| Anthemis pedunculata | Hundskamille Gestielte | Pedunculate Chamomile | Asteraceae |
| Anthemis pignattiorum | Hundskamille Pignattis | Pignatti's Chamomile | Asteraceae |
| Anthemis pindicola | Hundskamille Pindos | Pindos Chamomile | Asteraceae |
| Anthemis pseudocotula | Hundskamille Falsche Stinkende | False Stinking Chamomile | Asteraceae |
| Anthemis rhodensis | Hundskamille Rhodische | Rhodian Chamomile | Asteraceae |
| Anthemis rigida ssp. ammanthiformis | Hundskamille Ammanthusähnliche | Ammanthus- like Chamomile | Asteraceae |
| Anthemis rigida ssp. amorgina | Hundskamille Amorgos | Amorgos Chamomile | Asteraceae |
| Anthemis rigida ssp. antri- neptunii | Hundskamille Poseidon | Poseidon Chamomile | Asteraceae |
| Anthemis rigida ssp. liguliflora | Hundskamille Zungenblütige | Ligulate Chamomile | Asteraceae |
| Anthemis rigida ssp. rigida | Hundskamille Steife | Stiff Chamomile | Asteraceae |
| Anthemis rigida ssp. runemarkii | Hundskamille Runemarks | Runemark's Chamomile | Asteraceae |
| Anthemis rosea | Hundskamille Rosa | Pink Chamomile | Asteraceae |
| Anthemis ruthenica | Hundskamille Russische | Russian Chamomile | Asteraceae |
| Anthemis samariensis | Hundskamille Samaria | Samaria Chamomile | Asteraceae |
| Anthemis scopulorum | Hundskamille Kliff | Cliff Chamomile | Asteraceae |
| Anthemis secundirmaea | Hundskamille Einseitswendige | Prostrate Chamomille | Asteraceae |
| Anthemis segetalis | Hundskamille Saat | Grainfield Chamomille | Asteraceae |
| Anthemis sibthorpii | Hundskamille Sibthorps | Sibthorp's Chamomille | Asteraceae |
| Anthemis spruneri | Hundskamille Spruners | Spruner's Chamomile | Asteraceae |
| Anthemis tinctoria | Hundskamille Färber | Yellow Chamomille | Asteraceae |
| Anthemis tinctoria ssp parnassica | Hundskamille Parnassos | Mt. Parnassos Chamomille | Asteraceae |
| Anthemis tomentella | Hundskamille Haarige | Hairy Chamomile | Asteraceae |
| Anthemis tomentosa | Hundskamille Filzige | Wooly Chamomile | Asteraceae |
| Anthemis triumfettii | Hundskamille Triumfettis | Trionfetti's Chamomille | Asteraceae |
| Anthemis urvilleana | Hundskamille d'Urvilles | D'Urville's Chamomille | Asteraceae |
| Anthemis werneri | Hundskamille Werners | Werner's Chamomille | Asteraceae |
| Anthemis wiedemanniana | Hundskamille Wiedemanns | Wiedemann's Chamomille | Asteraceae |
| Anthyllis aurea | Wundklee Gelber | Yellow Kidney Vetch | Fabaceae |
| Anthyllis barba- jovis | Wundklee Jupiterbart | Jupiter's Beard Kidney Vetch | Fabaceae |
| Anthyllis cytisoides | Wundklee Ruten | Broom- like Kidney Vetch | Fabaceae |
| Anthyllis gerardi | Wundklee Gerards | Gerard's Kidney Vetch | Fabaceae |
| Anthyllis hermanniae | Wundklee Hermanns | Yellow Kidney Vetch | Fabaceae |
| Anthyllis hystrix | Wundklee Stachelschwein | Hedgehog Kidney Vetch | Fabaceae |
| Anthyllis lagascana | Wundklee Lagascas | Lagasca's Kidney Vetch | Fabaceae |
| Anthyllis montana | Wundklee Berg | Mountain Kidney Vetch | Fabaceae |
| Anthyllis onobrychioides | Wundklee Esparsetten | Sainfoin- like Kidney Vetch | Fabaceae |
| Anthyllis polycephala | Wundklee Vielköpfiger | Many- headed Kidney Vetch | Fabaceae |
| Anthyllis ramburii | Wundklee Ramburs | Rambur's Kidney Vetch | Fabaceae |
| Anthyllis rupestris | Wundklee Felsen | Rock Kidney Vetch | Fabaceae |
| Anthyllis splendens | Wundklee Ägäischer | Aegean Kidney Vetch | Fabaceae |
| Anthyllis tejedensis | Wundklee Sierra Tejeda | Sierra Tejeda Kidney Vetch | Fabaceae |
| Anthyllis terniflora | Wundklee Dreiblütiger | Three- flowered Kidney Vetch | Fabaceae |
| Anthyllis vulneraria | Wundklee Gewöhnlicher | Common Kidney Vetch | Fabaceae |
| Anthericum baeticum | Graslilie Baetische | Baetian St. Bernard's Lily | Anthericaceae |
| Anthericum maurum | Graslilie Maurische | Moroccan St. Bernard's Lily | Anthericaceae |
| Anthericum liliago | Graslilie Astlose | Unbranched St. Bernard's Lily | Anthericaceae |
| Anthericum ramosum | Graslilie Ästige | Branched St. Bernard's Lily | Anthericaceae |
| Antirrhinum australe | Löwenmaul Südliches | Southern Snapdragon | Plantaginaceae |
| Antirrhinum braun- blanquetii | Löwenmaul Braun- Blanquets | Braun Blanquet's Snapdragon | Plantaginaceae |
| Antirrhinum charidemi | Löwenmaul Cabo de Gata | Cabo de Gata Snapdragon | Plantaginaceae |
| Antirrhinum cirrhigerum | Löwenmaul Ranken | Tendril- bearing Snapdragon | Plantaginaceae |
| Antirrhinum controversum | Löwenmaul Widersprüchliches | Controversial Snapdragon | Plantaginaceae |
| Antirrhinum graniticum | Löwenmaul Granit | Granite Snapdragon | Plantaginaceae |
| Antirrhinum grosii | Löwenmaul Gros' | Gros's Snapdragon | Plantaginaceae |
| Antirrhinum hispanicum | Löwenmaul Spanisches | Spanish Snapdragon | Plantaginaceae |
| Antirrhinum latifolium | Löwenmaul Breitblättriges | Broad- leaved Snapdragon | Plantaginaceae |
| Antirrhinum linkianum | Löwenmaul Links | Link's Snapdragon | Plantaginaceae |
| Antirrhinum litigiosum | Löwenmaul Strittiges | Litigious Snapdragon | Plantaginaceae |
| Antirrhinum lopesianum | Löwenmaul Lopes' | Lopes's Snapdragon | Plantaginaceae |
| Antirrhinum majus | Löwenmaul Großes | Garden Snapdragon | Plantaginaceae |
| Antirrhinum meonanthum | Löwenmaul Kleinblütiges | Small- flowered Snapdragon | Plantaginaceae |
| Antirrhinum microphyllum | Löwenmaul Kleinblättriges | Small- leaved Snapdragon | Plantaginaceae |
| Antirrhinum molle | Löwenmaul Weiches | Soft Snapdragon | Plantaginaceae |
| Antirrhinum mollissimum | Löwenmaul Weichstes | Softest Snapdragon | Plantaginaceae |
| Antirrhinum onubense | Löwenmaul Huelva | Huelva Snapdragon | Plantaginaceae |
| Antirrhinum pertegasii | Löwenmaul Pertegas' | Pertegas's Snapdragon | Plantaginaceae |
| Antirrhinum pulverulentum | Löwenmaul Staubbedecktes | Powdery Snapdragon | Plantaginaceae |
| Antirrhinum rothmaleri | Löwenmaul Rothmalers | Rothmaler's Snapdragon | Plantaginaceae |
| Antirrhinum sempervirens | Löwenmaul Immergrünes | Silver Snapdragon | Plantaginaceae |
| Antirrhinum siculum | Löwenmaul Sizilianisches | Sicilian Snapdragon | Plantaginaceae |
| Antirrhinum subbaeticum | Löwenmaul Subbaetisches | Subbaetian Snapdragon | Plantaginaceae |
| Antirrhinum tortuosum | Löwenmaul Gewundenes | Contorted Snapdragon | Plantaginaceae |
| Antirrhinum valentinum | Löwenmaul Valencianisches | Valencian Snapdragon | Plantaginaceae |
| Athyrium filix- femina | Frauenfarn Schatten | Tailed Twinsorus Fern | Athyriaceae |
| Aphanes arvensis | Ackerfrauenmantel Acker | Field Parsley Piert | Rosaceae |
| Aphanes australis | Ackerfrauenmantel Südlicher | Slender Parsley Piert | Rosaceae |
| Aphanes cornucopioides | Ackerfrauenmantel Füllhorn | Cornucopia- shaped Parsley Piert | Rosaceae |
| Aphanes floribunda | Ackerfrauenmantel Reichblütiger | Many- flowered Parsley Piert | Rosaceae |
| Aphyllanthes monspeliensis | Binsenlilie | Blue Aphyllanthes | Aphyllanthacea |
| Apios americana | Indianerbirne | Groundnut | Fabaceae |
| Aposeris foetida | Hainsalat Stinkender | Odorous Pig Salad | Asteraceae |
| Aptenia cordifolia | Aptenie Herzblättrige | Heartleaf Iceplant | Aizoaceae |
| Aquilegia alpina | Akelei Alpen | Alpine Columbine | Ranunculaceae |
| Aquilegia apuana | Akelei Apuanische | Apuanian Columbine | Ranunculaceae |
| Aquilegia atrata | Akelei Schwarzviolette | Dark Columbine | Ranunculaceae |
| Aquilegia aurea | Akelei Gelbe | Yellow Columbine | Ranunculaceae |
| Aquilegia barbaricina | Akelei Barbagia | Barbagia Columbine | Ranunculaceae |
| Aquilegia bernardii | Akelei Bernards | Bernards Columbine | Ranunculaceae |
| Aquilegia bertolonii | Akelei Bertolonis | Bertoloni's Columbine | Ranunculaceae |
| Aquilegia bleciccii | Akelei Blecics | Blecic's Columbine | Ranunculaceae |
| Aquilegia champagnatii | Akelei Champagnats | Champagnat's Columbine | Ranunculaceae |
| Aquilegia cremnophila | Akelei Klippen | Cliff Columbine | Ranunculaceae |
| Aquilegia dinarica | Akelei Dinarische | Dinarian Columbine | Ranunculaceae |
| Aquilegia dumenticola | Akelei Busch | Bush Columbine | Ranunculaceae |
| Aquilegia einseleana | Akelei Kleinblütige | Einsele's Columbine | Ranunculaceae |
| Aquilegia grata | Akelei Angenehme | Pleasant Columbine | Ranunculaceae |
| Aquilegia hirsutissima | Akelei Behaarte | Hirsute Columbine | Ranunculaceae |
| Aquilegia iulia | Akelei Kleinblütige | Einsele's Columbine | Ranunculaceae |
| Aquilegia kitaibelii | Akelei Kitaibels | Kitaibel's Columbine | Ranunculaceae |
| Aquilegia litardierei | Akelei Litardieres | Bernards Columbine | Ranunculaceae |
| Aquilegia lucensis | Akelei Lucchesische | Lucchese Columbine | Ranunculaceae |
| Aquilegia magellensis | Akelei Majella | Majella Columbine | Ranunculaceae |
| Aquilegia marcelliana | Akelei Marcellos | Marcello's Columbine | Ranunculaceae |
| Aquilegia nigricans | Akelei Schwärzliche | Blackish Columbine | Ranunculaceae |
| Aquilegia nikolicii | Akelei Nikolics | Nikolic's Columbine | Ranunculaceae |
| Aquilegia nugorensis | Akelei Sardische | Sardinian Columbine | Ranunculaceae |
| Aquilegia nuragica | Akelei Nuraghen | Nuraghe Columbine | Ranunculaceae |
| Aquilegia ophiolitica | Akelei Ophiolit | Ophiolite Columbine | Ranunculaceae |
| Aquilegia ottonis | Akelei Ottos | King Otto's Columbine | Ranunculaceae |
| Aquilegia pancici | Akelei Pancics | Pancic's Columbine | Ranunculaceae |
| Aquilegia pyrenaica | Akelei Pyrenäen | Pyrenean Columbine | Ranunculaceae |
| Aquilegia reuteri | Akelei Reuters | Reuter's Columbine | Ranunculaceae |
| Aquilegia saxifraga | Akelei Felsen | Rock Columbine | Ranunculaceae |
| Aquilegia sicula | Akelei Sizilianische | Sicilian Columbine | Ranunculaceae |
| Aquilegia thalictrifolia | Akelei Wiesenrautenblättrige | Thalictrum- leaved Columbine | Ranunculaceae |
| Aquilegia vestinae | Akelei Valvestino | Valvestino Columbine | Ranunculaceae |
| Aquilegia viscosa | Akelei Klebrige | Sticky Columbine | Ranunculaceae |
| Aquilegia vulgaris | Akelei Gewöhnliche | Common Columbine | Ranunculaceae |
| Aquilegia vulgaris ssp. dichroa | Akelei Zweifarbige | Two coloured Columbine | Ranunculaceae |
| Aquilegia vulgaris ssp. pauii | Akelei Paus | Pau's Columbine | Ranunculaceae |
| Arachis hypogaea | Erdnuss | Peanut | Fabaceae |
| Aralia elata | Aralie Japanische | Japanese Angelica Tree | Araliaceae |
| Aralia spinosa | Aralie Dornige | Spiny Angelica Tree | Araliaceae |
| Araujia sericifera | Folterpflanze | Moth Catcher | Apocynaceae |
| Arbutus andrachne | Erdbeerbaum Östlicher | Greek Strawberry- Tree | Ericaceae |
| Arbutus unedo | Erdbeerbaum Westlicher | Common Strawberry- Tree | Ericaceae |
| Arctium lappa | Klette Große | Greater Burdock | Asteraceae |
| Arctium minus | Klette Kleine | Lesser Burdock | Asteraceae |
| Arctium nemorosum | Klette Hain | Wood Burdock | Asteraceae |
| Arctium tomentosum | Klette Filzige | Wooly Burdock | Asteraceae |
| Arctostaphylos alpinus | Bärentraube Alpen | Alpine Bearberry | Ericaceae |
| Arctostaphylos uva- ursi | Bärentraube Immergrüne | Common Bearberry | Ericaceae |
| Arctotheca calendula | Kaplöwenzahn Ringelblumenähnlicher | Capeweed | Asteraceae |
| Aremonia agrimonoides | Aremonie | Bastard Aremony | Rosaceae |
| Argantoniella salzmannii | Bohnenkraut Salzmanns | Salzmann's Savory | Lamiaceae |
| Argemone mexicana | Stachelmohn Mexikanischer | Prickly Poppy | Papaveraceae |
| Argyrolobium biebersteinii | Silberhülse Biebersteins | Bieberstein's Silverleaf | Fabaceae |
| Argyrolobium uniflorum | Silberhülse Einblütige | One- flowered Silverleaf | Fabaceae |
| Argyrolobium zanonii | Silberhülse Zanonis | Zanoni's Silverleaf | Fabaceae |
| Arisarum proboscideum | Krummstab Rüssel | Mousetail Arisarum | Araceae |
| Arisarum simorrhinum | Krummstab Gedrungener | Monkey- snouted Arisarum | Araceae |
| Arisarum vulgare | Krummstab Gewöhnlicher | Common Arisarum | Araceae |
| Aristolochia baetica | Pfeifenwinde Spanische | Andalusian Dutchman's Pipe | Aristolochiaceae |
| Aristolochia bianorii | Osterluzei Balearen | Balearic Birthwort | Aristolochiaceae |
| Aristolochia castellana | Osterluzei Kastilische | Castilian Birthwort | Aristolochiaceae |
| Aristolochia clematitis | Osterluzei Gewöhnliche | European Birthwort | Aristolochiaceae |
| Aristolochia clusii | Osterluzei Clusius' | Clusius's Birthwort | Aristolochiaceae |
| Aristolochia cretica | Osterluzei Kretische | Cretan Birthwort | Aristolochiaceae |
| Aristolochia elongata | Osterluzei Verlängerte | Elongated Birthwort | Aristolochiaceae |
| Aristolochia guichardii | Osterluzei Rhodos | Rhodian Birthwort | Aristolochiaceae |
| Aristolochia hirta | Osterluzei Rauhaarige | Hairy Birthwort | Aristolochiaceae |
| Aristolochia incisa | Osterluzei Samos | Incised Birthwort | Aristolochiaceae |
| Aristolochia lutea | Osterluzei Gelbe | Yellow Birthwort | Aristolochiaceae |
| Aristolochia macrophylla | Pfeifenwinde Amerikanische | Big- Leaf Dutchman's Pipe | Aristolochiaceae |
| Aristolochia merxmuelleri | Osterluzei Merxmüllers | Merxmueller's Birthwort | Aristolochiaceae |
| Aristolochia microstoma | Osterluzei Griechische | Greek Birthwort | Aristolochiaceae |
| Aristolochia navicularis | Osterluzei Kahnähnliche | Boat- shaped Birthwort | Aristolochiaceae |
| Aristolochia pallida | Osterluzei Bleiche | Pale Birthwort | Aristolochiaceae |
| Aristolochia parvifolia | Osterluzei Kleinblättrige | Small- leaved Birthwort | Aristolochiaceae |
| Aristolochia paucinervis | Osterluzei Wenignervige | Few- nerved Birthwort | Aristolochiaceae |
| Aristolochia pistolochia | Osterluzei Pistolochia | Pistolochia Birthwort | Aristolochiaceae |
| Aristolochia rotunda | Osterluzei Rundblättrige | Round- leaved Birthwort | Aristolochiaceae |
| Aristolochia sempervirens | Pfeifenwinde Immergrüne | Evergreen Dutchman's Pipe | Aristolochiaceae |
| Aristolochia sicula | Osterluzei Sizilianische | Sicilian Birthwort | Aristolochiaceae |
| Aristolochia tomentosa | Pfeifenwinde Filzige | Wooly Dutchman's Pipe | Aristolochiaceae |
| Aristolochia tyrrhena | Osterluzei Tyrrhenische | Tyrrhenian Birthwort | Aristolochiaceae |
| Armeria arenaria | Graslilie Wegerich | Jersey Thrift | Plumbaginaceae |
| Armeria caespitosa | Graslilie Wacholderblättrige | Juniper- leaved Thrift | Plumbaginaceae |
| Armeria maritima | Graslilie Gewöhnliche | Common Thrift | Plumbaginaceae |
| Armeria pungens | Graslilie Stechende | Spiny Thrift | Plumbaginaceae |
| Arnebia densiflora | Arnebie Dichtblütige | Dense- flowered Arnebia | Boraginaceae |
| Arnica montana | Arnika Echte | Mountain Arnica | Asteraceae |
| Arnoseris minima | Lämmersalat Kleiner | Lamb Succory | Asteraceae |
| Aronia arbutifolia | Apfelbeere Filzige | Red Chokeberry | Rosaceae |
| Aronia melanocarpa | Apfelbeere Kahle | Black Chokeberry | Rosaceae |
| Aronia x prunifolia | Apfelbeere Pflaumenblättrige | Purple Chokeberry | Rosaceae |
| Artemisia caerulescens ssp. caerulescens | Beifuß Bläulicher | Bluish Wormwood | Asteraceae |
| Artemisia caerulescens ssp. cretacea | Beifuß Kreide | Chalk Wormwood | Asteraceae |
| Artemisia caerulescens ssp. densiflora | Beifuß Dichtblütiger | Dense-flowered Wormwood | Asteraceae |
| Artemisia caerulescens ssp. gallica | Beifuß Französischer | French Wormwood | Asteraceae |
| Artemisia caerulescens ssp. pseudocaerulescens | Beifuß Falscher Bläulicher | False Bluish Wormwood | Asteraceae |
| Artemisia dracunculus | Estragon | Tarragon | Asteraceae |
| Artemisia gilvescens | Beifuß Nickender | Nodding Wormwood | Asteraceae |
| Artemisia umbrosa | Beifuß Lavendelblättriger | Lavender- leaved Wormwood | Asteraceae |
| Artemisia verlotiorum | Beifuß Kamtschaka | Verlot's Wormwood | Asteraceae |
| Arthrocnemum macrostachyum | Gliedermelde Graue | Glaucous Glasswort | Chenopodiaceae |
| Arum apulum | Aronstab Apulischer | Apulian Arum | Araceae |
| Arum concinnatum | Aronstab Schöner | Elaborated Arum | Araceae |
| Arum creticum | Aronstab Kreta | Cretan Arum | Araceae |
| Aronstab Südöstlicher | South- Eastern Arum | Araceae | |
| Arum cyrenaicum | Aronstab Cyrenaika | Cyrenaican Arum | Araceae |
| Arum dioscoridis | Aronstab Diskorides | Dioskorides's Arum | Araceae |
| Arum elongatum | Aronstab Verlängerter | Enlongated Arum | Araceae |
| Arum idaeum | Aronstab Ida | Idaean Arum | Araceae |
| Arum italicum | Aronstab Italienischer | Italian Arum | Araceae |
| Arum maculatum | Aronstab Gefleckter | Spotted Arum | Araceae |
| Arum nigrum | Aronstab Schwarzer | Black Arum | Araceae |
| Arum orientale | Aronstab Östlicher | Eastern Arum | Araceae |
| Arum pictum | Aronstab Bunter | Painted Arum | Araceae |
| Arum purpureospathum | Aronstab Purpur | Purple Arum | Araceae |
| Arum rupicola var. rupicola | Aronstab Felsen Gewöhnlicher | Rock Arum | Araceae |
| Arum rupicola var. virescens | Aronstab Felsen Hellgrüner | Lightgreen Rock Arum | Araceae |
| Aruncus dioicus | Geißbart Wald | Bride's Feathers | Rosaceae |