Da - Dn
| Daboecia azorica | Glanzheide Azoren | Azores Heath | Ericaceae |
| Daboecia cantabrica | Glanzheide Irische | Connemara Heath | Ericaceae |
| Dactylorhiza cordigera | Fingerwurz Herz | Heart- shaped Orchid | Orchidaceae |
| Dactylorhiza elata | Fingerwurz Hohe | Robust Marsh Orchid | Orchidaceae |
| Dactylorhiza fuchsii | Fingerwurz Fuchs | Common Spotted Orchid | Orchidaceae |
| Dactylorhiza graeca | Fingerwurz Griechische | Greek Orchid | Orchidaceae |
| Dactylorhiza iberica | Fingerwurz Georgische | Iberian Orchid | Orchidaceae |
| Dactylorhiza incarnata | Fingerwurz Fleischfarbenes | Early Marsh Orchid Orchid | Orchidaceae |
| Dactylorhiza insularis | Fingerwurz Insel | Island Orchid | Orchidaceae |
| Dactylorhiza kalopissii | Fingerwurz Kalopissis | Kalopissis Orchid | Orchidaceae |
| Dactylorhiza lapponica | Fingerwurz Lappländer | Lapland Marsh Orchid | Orchidaceae |
| Dactylorhiza maculata | Fingerwurz Gefleckte | Spotted Orchid | Orchidaceae |
| Dactylorhiza majalis | Fingerwurz Breitblättrige | Broad- leaved Marsh Orchid | Orchidaceae |
| Dactylorhiza pomeranica | Fingerwurz Pommersche | Western Pomeranian Orchid | Orchidaceae |
| Dactylorhiza praetermissa | Fingerwurz Übersehene | Southern Marsh Orchid | Orchidaceae |
| Dactylorhiza purpurella | Fingerwurz Purpurblütige | Northern Marsh Orchid | Orchidaceae |
| Dactylorhiza pythagorae | Fingerwurz Pythagoras | Pythagorian Orchid | Orchidaceae |
| Dactylorhiza romana | Fingerwurz Römische | Roman Orchid | Orchidaceae |
| Dactylorhiza ruthei | Fingerwurz Ruthe | Ruthe's Orchid | Orchidaceae |
| Dactylorhiza saccifera | Fingerwurz Sackspornige | Sack- carrying Orchid | Orchidaceae |
| Dactylorhiza sambucina | Fingerwurz Holunder | Elder- flower Orchid | Orchidaceae |
| Dactylorhiza sphagnicola | Fingerwurz Torf | Shagnum Marsh Orchid | Orchidaceae |
| Dactylorhiza traunsteineri | Fingerwurz Traunsteiner | Narrow- leaved Marsh Orchid | Orchidaceae |
| Dactylorhiza viridis | Hohlzunge Grüne | Frog Orchid | Orchidaceae |
| Dactylorhiza x braunii | Fingerwurz Brauns | Braun's Orchid | Orchidaceae |
| Damasonium alisma | Froschlöffel Sternfrüchtiger | Common Starfruit | Alismataceae |
| Damasonium bourgaei | Froschlöffel Bourgeaus | Common Bourgeua's | Alismataceae |
| Damasonium polyspermum | Froschlöffel Vielfrüchtiger | Many- fruites Starfruit | Alismataceae |
| Daphne alpina | Seidelbast Alpen | Alpine Mezereon | Thymelaeaceae |
| Daphne arbuscula | Seidelbast Bäumchen | Shrubby Daphne | Thymelaeaceae |
| Daphne blagayana | Seidelbast Königs | Blagay's Daphne | Thymelaeaceae |
| Daphne cneorum | Seidelbast Rosmarin | Rose Daphne | Thymelaeaceae |
| Daphne gnidioides | Seidelbast Gnidiumähnlicher | Gnidium- like Daphne | Thymelaeaceae |
| Daphne gnidium | Seidelbast Herbst | Autumn Daphne | Thymelaeaceae |
| Daphne jasminea | Seidelbast Jasminähnlicher | Jasmine- like | Thymelaeaceae |
| Daphne kosaninii | Seidelbast Kosanins | Bulgarian Daphne | Thymelaeaceae |
| Daphne laureola | Seidelbast Lorbeer | Spurge Laurel | Thymelaeaceae |
| Daphne malyana | Seidelbast Malys | Maly's Daphne | Thymelaeaceae |
| Daphne mezereum | Seidelbast Gewöhnlicher | February Daphne | Thymelaeaceae |
| Daphne oleoides | Seidelbast Ölbaumähnlicher | Olive-Like Spurge Laurel | Thymelaeaceae |
| Daphne petraea | Seidelbast Felsen | Rock Mezereon | Thymelaeaceae |
| Daphne pontica | Seidelbast Pontischer | Pontic Daphne | Thymelaeaceae |
| Daphne rodriguezii | Seidelbast Rodriguez | Menorcan Daphne | Thymelaeaceae |
| Daphne sericea | Seidelbast Seidenhaariger | Silky Daphne | Thymelaeaceae |
| Daphne sojakii | Seidelbast Mt. Vermio | Sojak's Daphne | Thymelaeaceae |
| Daphne striata | Seidelbast Gestreifter | Striped Daphne | Thymelaeaceae |
| Daphne x reichsteinii | Seidelbast Reichsteins | Reichstein's Daphne | Thymelaeaceae |
| Dasiphora fruticosa | Strauchfingerkraut Gewöhnliches | Shrubby Cinquefoil | Rosaceae |
| Datura ferox | Stechapfel Dorniger | Long- spined Thornapple | Solanaceae |
| Datura inoxia | Stechapfel Feinstacheliger | Recurved Thornapple | Solanaceae |
| Datura metel | Stechapfel Indischer | Indian Thornapple | Solanaceae |
| Datura quercifolia | Stechapfel Eichenblättriger | Oak- leaf Thornapple | Solanaceae |
| Datura stramonium | Stechapfel Weißer | Common Thornapple | Solanaceae |
| Datura wrightii | Stechapfel Wrights | Sacred Thornapple | Solanaceae |
| Daucus arcanus | Möhre Geheimnisvolle | Mysterious Carot | Apiaceae |
| Daucus aureus | Möhre Gelbfrüchtige | Yellow- fruited Carot | Apiaceae |
| Daucus broteri | Möhre Broteros | Brotero's Carot | Apiaceae |
| Daucus carota | Möhre Wilde | Wild Carot | Apiaceae |
| Daucus crinitus | Möhre Langhaarige | Hairy Carot | Apiaceae |
| Daucus durieua | Möhre Durieus | Durieu's Carot | Apiaceae |
| Daucus glaber | Möhre Strand | Coastal Carot | Apiaceae |
| Daucus guttatus | Möhre Getüpfelte | Eastern Carot | Apiaceae |
| Daucus involucratus | Möhre Kugelige | Hairy Carot | Apiaceae |
| Daucus muricatus | Möhre Zackige | Prickly- feeded Carot | Apiaceae |
| Daucus setifolius | Möhre Borstenblättrige | Bristle- leaved Carot | Apiaceae |
| Davallia canariensis | Hasenpfotenfarn Kanarischer | Canarian Hare's Foot Fern | Davalliaceae |
| Delairea odorata | Kap- Efeu Duftender | German Ivy | Asteraceae |
| Delosperma congestum | Mittagsblume Gedrängte | Annual Iceplant | Ranunculaceae |
| Delosperma cooperi | Mittagsblume Coopers | Cooper's Iceplant | Ranunculaceae |
| Delosperma sutherlandii | Mittagsblume Sutherlands | Sutherland's Iceplant | Ranunculaceae |
| Delphinium apolanum | Rittersporn Osttiroler | East Tirolian Larkspur | Ranunculaceae |
| Delphinium austriacum | Rittersporn Österreichischer | Austrian Larkspur | Ranunculaceae |
| Delphinium balcanicum | Rittersporn Balkan | Balkan Larkspur | Ranunculaceae |
| Delphinium bolosii | Rittersporn Bolos' | Bolos's Larkspur | Ranunculaceae |
| Delphinium dubium | Rittersporn Zweifelhafter | Dubious Larkspur | Ranunculaceae |
| Delphinium elatum | Rittersporn Hoher | Alpine Larkspur | Ranunculaceae |
| Delphinium emarginatum ssp. emarginatum | Rittersporn Ausgerandeter | Emarginate Larkspur | Ranunculaceae |
| Delphinium emarginatum ssp. nevadense | Rittersporn Sierra Nevada | Sierra Nevada Larkspur | Ranunculaceae |
| Delphinium fissum ssp. fissum | Rittersporn Schlitzblättriger | Cleft Larkspur | Ranunculaceae |
| Delphinium fissum ssp. sordidum | Rittersporn Schmutziger | Squalid Larkspur | Ranunculaceae |
| Delphinium gracile | Rittersporn Zierlicher | Slender Larkspur | Ranunculaceae |
| Delphinium grandiflorum | Rittersporn Großblütiger | Blue Butterfly Larkspur | Ranunculaceae |
| Delphinium halteratum | Rittersporn Geflügelter | Winged Larkspur | Ranunculaceae |
| Delphinium hellenicum | Rittersporn Griechischer | Greek Larkspur | Ranunculaceae |
| Delphinium montanum | Rittersporn Pyrenäen | Pyrenean Larkspur | Ranunculaceae |
| Delphinium obcordatum | Rittersporn Zwerg | Dwarf Larkspur | Ranunculaceae |
| Delphinium pentagynum | Rittersporn Fünffrüchtiger | Five- carpelled Larkspur | Ranunculaceae |
| Delphinium peregrinum | Rittersporn Fremder | Violet Larkspur | Ranunculaceae |
| Delphinium staphysagria | Rittersporn Mittelmeer | Mediterranean Stavesacre | Ranunculaceae |
| Delphinium x cultorum 'Belladonna' | Rittersporn Garten 'Belladonna' | Blue Butterfly Larkspur 'Belladonna' | Ranunculaceae |
| Delphinium x cultorum 'Elatum' | Rittersporn Garten 'Elatum' | Blue Butterfly Larkspur 'Elatum' | Ranunculaceae |
| Deutzia crenata | Deutzie Gekerbte | Crenata Deutzia | Hydrangeaceae |
| Deutzia gracilis | Deutzie Zierliche | Slender Deutzia | Hydrangeaceae |
| Deutzia scabra | Deutzie Raue | Fuzzy Deutzia | Hydrangeaceae |
| Dianthus algetanus | Nelke Algete | Algete Pink | Caryophyllaceae |
| Dianthus alpinus | Nelke Alpen | Alpine Pink | Caryophyllaceae |
| Dianthus anatolicus | Nelke Anatolische | Anatolian Pink | Caryophyllaceae |
| Dianthus androsaceus | Nelke Mannsschildähnliche | Rock- jasmine like Pink | Caryophyllaceae |
| Dianthus anticarius | Nelke Andalusische | Andalusian Pink | Caryophyllaceae |
| Dianthus arenarius | Nelke Sand | Sand Pink | Caryophyllaceae |
| Dianthus aridus | Nelke Bleichblütige | Pale- flowered Pink | Caryophyllaceae |
| Dianthus armeria | Nelke Büschel | Deptford Pink | Caryophyllaceae |
| Dianthus arpadianus | Nelke Degens | Degen's Pink | Caryophyllaceae |
| Dianthus arrosti | Nelke Arrostis | Arrosti's Pink | Caryophyllaceae |
| Dianthus balbisii | Nelke Grasblättrige | Balbis's Pink | Caryophyllaceae |
| Dianthus barbatus | Nelke Bart | Bearded Pink | Caryophyllaceae |
| Dianthus benearensis | Nelke Bearner | Bearn Pink | Caryophyllaceae |
| Dianthus biflorus | Nelke Zweiblütige | Two- flowered Pink | Caryophyllaceae |
| Dianthus boissieri | Nelke Boissiers | Boissier's Pink | Caryophyllaceae |
| Dianthus brachyanthus | Nelke Kurzblütige | Short- flowered Pink | Caryophyllaceae |
| Dianthus brachycalyx | Nelke Kurzkelchige | Short- calyced Pink | Caryophyllaceae |
| Dianthus broteri | Nelke Broteros | Brotero's Pink | Caryophyllaceae |
| Dianthus brutius | Nelke Brutia | Calabrian Pink | Caryophyllaceae |
| Dianthus busambrae | Nelke Busambra | Busambra Pink | Caryophyllaceae |
| Dianthus carthusianorum | Nelke Karthäuser | Carthusian Pink | Caryophyllaceae |
| Dianthus caryophyllus | Nelke Garten | Garden Pink | Caryophyllaceae |
| Dianthus charidemi | Nelke Cabo de Gata | Cabo de Gata Pink | Caryophyllaceae |
| Dianthus ciliatus | Nelke Bewimperte | Ciliate Pink | Caryophyllaceae |
| Dianthus cinnamomeus | Nelke Zimt | Cinnamon Pink | Caryophyllaceae |
| Dianthus cintranus | Nelke Sintra | Sintra Pink | Caryophyllaceae |
| Dianthus corymbosus | Nelke Schirmtraubige | Corymbose Pink | Caryophyllaceae |
| Dianthus costae | Nelke Gerippte | Ribbed Pink | Caryophyllaceae |
| Dianthus crassipes | Nelke Dickstängelige | Thick- stalked Pink | Caryophyllaceae |
| Dianthus crinitus | Nelke Langhaarige | Long- haired Pink | Caryophyllaceae |
| Dianthus cruentus | Nelke Blut | Bloody Pink | Caryophyllaceae |
| Dianthus cyathophorus | Nelke Becher | Cup- bearing Pink | Caryophyllaceae |
| Dianthus deltoides | Nelke Heide | Maiden Pink | Caryophyllaceae |
| Dianthus desideratus | Nelke Sporaden | Sporades Pink | Caryophyllaceae |
| Dianthus diffusus | Nelke Ausgebreitete | Spreading Pink | Caryophyllaceae |
| Dianthus elegans | Nelke Schöne | Elegant Pink | Caryophyllaceae |
| Dianthus formanekii | Nelke Formaneks | Formanek's Pink | Caryophyllaceae |
| Dianthus fruticosus | Nelke Strauch | Shrubby Pink | Caryophyllaceae |
| Dianthus furcatus | Nelke Gabel | Painted Pink | Caryophyllaceae |
| Dianthus gallicus | Nelke Französische | French Pink | Caryophyllaceae |
| Dianthus gasparrinii | Nelke Gasparrinis | Gasparrini's Pink | Caryophyllaceae |
| Dianthus genargenteus | Nelke Gennargentu | Gennargentu Pink | Caryophyllaceae |
| Dianthus giganteus | Nelke Riesen | Giant Pink | Caryophyllaceae |
| Dianthus glacialis | Nelke Gletscher | Glacier Pink | Caryophyllaceae |
| Dianthus glutinosus | Nelke Klebrige | Sticky Pink | Caryophyllaceae |
| Dianthus gracilis | Nelke Schlanke | Slender Pink | Caryophyllaceae |
| Dianthus graminifolius | Nelke Grasblättrige | Grass- leaved Pink | Caryophyllaceae |
| Dianthus graniticus | Nelke Granit | Granite Pink | Caryophyllaceae |
| Dianthus gratianopolitanus | Nelke Pfingst | Cheddar Pink | Caryophyllaceae |
| Dianthus gredensis | Nelke Cabo de Gata | Cabo de Gata Pink | Caryophyllaceae |
| Dianthus guliae | Nelke Gulias | Gulia's Pink | Caryophyllaceae |
| Dianthus gyspergerae | Nelke Korsische | Corsican Pink | Caryophyllaceae |
| Dianthus haematocalyx | Nelke Zwerg | Blood- calyced Pink | Caryophyllaceae |
| Dianthus hispanicus | Nelke Spanische | Spanish Pink | Caryophyllaceae |
| Dianthus hyssopifolius | Nelke Montpellier | Fringed Pink | Caryophyllaceae |
| Dianthus ichnusae | Nelke Ichnusa | Ichnusa Pink | Caryophyllaceae |
| Dianthus ingoldbyi | Nelke Ingoldbys | Ingoldby's Pink | Caryophyllaceae |
| Dianthus insularis | Nelke Insel | Island Pink | Caryophyllaceae |
| Dianthus integer | Nelke Balkan | Simple Pink | Caryophyllaceae |
| Dianthus japigicus | Nelke Apulische | Apulian Pink | Caryophyllaceae |
| Dianthus juniperinus | Nelke Wacholderartige | Juniper- like Pink | Caryophyllaceae |
| Dianthus knapii | Nelke Schwefel | Yellow Pink | Caryophyllaceae |
| Dianthus langeanus | Nelke Langes | Lange's Pink | Caryophyllaceae |
| Dianthus laricifolius | Nelke Lärchenblättrige | Larch- leaved Pink | Caryophyllaceae |
| Dianthus legionensis | Nelke Leonesische | Cutanda's Pink | Caryophyllaceae |
| Dianthus leucophoeniceus | Nelke Rotweiße | Scarlet- white Pink | Caryophyllaceae |
| Dianthus longicaulis | Nelke Langstängelige | Long- stemmed Pink | Caryophyllaceae |
| Dianthus lumnitzeri | Nelke Hainburger | Lumnitzer's Pink | Caryophyllaceae |
| Dianthus lusitanicus | Nelke Hainburger | Lumnitzer's Pink | Caryophyllaceae |
| Dianthus mercurii | Nelke Merkurs | Mercury's Pink | Caryophyllaceae |
| Dianthus monodelphus | Nelke Einbrüderige | Monodelphous Pink | Caryophyllaceae |
| Dianthus morisianus | Nelke Moris' | Moris's Pink | Caryophyllaceae |
| Dianthus multiaffinis | Nelke Mehrfachverwandte | Sierra de Espadan Pink | Caryophyllaceae |
| Dianthus multiceps | Nelke Vielköpfige | Many- headed Pink | Caryophyllaceae |
| Dianthus myrtinervius | Nelke Myrtennervige | Myrtle- nerved Pink | Caryophyllaceae |
| Dianthus nodosus | Nelke Knotige | Noddy Pink | Caryophyllaceae |
| Dianthus noeanus | Nelke Igel | Noe's Pink | Caryophyllaceae |
| Dianthus oliastrae | Nelke Ogliastra | Ogliastra Pink | Caryophyllaceae |
| Dianthus pavonius | Nelke Pfauen | Peacock- eye Pink | Caryophyllaceae |
| Dianthus petraeus | Nelke Geröll | White Fringed Pink | Caryophyllaceae |
| Dianthus pinifolius | Nelke Kiefernblättrige | Pine- leaved Pink | Caryophyllaceae |
| Dianthus plumarius | Nelke Feder | Feathered Pink | Caryophyllaceae |
| Dianthus pontederae | Nelke Pannonische | Hungarian Pink | Caryophyllaceae |
| Dianthus pungens | Nelke Stechende | Stinging Pink | Caryophyllaceae |
| Dianthus pyrenaicus | Nelke Pyrenäen | Pyrenean Pink | Caryophyllaceae |
| Dianthus rupicola | Nelke Felsbewohnende | Saxatile Pink | Caryophyllaceae |
| Dianthus sardous | Nelke Sardische | Sardinian Pink | Caryophyllaceae |
| Dianthus scaber | Nelke Raue | Rough Pink | Caryophyllaceae |
| Dianthus seguieri | Nelke Busch | Seguier's Pink | Caryophyllaceae |
| Dianthus serotinus | Nelke Späte | Late Pink | Caryophyllaceae |
| Dianthus serratifolius | Nelke Gesägtblättrige | Serrate Pink | Caryophyllaceae |
| Dianthus siculus | Nelke Sizilianische | Sizilian Pink | Caryophyllaceae |
| Dianthus simulans | Nelke Täuschende | Cushion Alpine Pink | Caryophyllaceae |
| Dianthus sphacioticus | Nelke Sfakia | Sfakia Pink | Caryophyllaceae |
| Dianthus stamatiadae | Nelke Stamatiadous | Stamatiadou's Pink | Caryophyllaceae |
| Dianthus sternbergii | Nelke Sternbergs | Sternberg's Pink | Caryophyllaceae |
| Dianthus stenopetalus | Nelke Schmalkronige | Narrow- petalled Pink | Caryophyllaceae |
| Dianthus strymonis | Nelke Strymonas | Strymonas Pink | Caryophyllaceae |
| Dianthus subbaeticus | Nelke Subbaetische | Subbaetian Pink | Caryophyllaceae |
| Dianthus superbus | Nelke Pracht | Superb Pink | Caryophyllaceae |
| Dianthus sylvestris | Nelke Stein | Wood Pink | Caryophyllaceae |
| Dianthus tarentinus | Nelke Tarent | Tarentian Pink | Caryophyllaceae |
| Dianthus tenuiflorus | Nelke Schmalblütige | Small- flowered Pink | Caryophyllaceae |
| Dianthus tripunctatus | Nelke Dreipunkt | Thre- spotted Pink | Caryophyllaceae |
| Dianthus toletanus | Nelke Toledo | Toledo Pink | Caryophyllaceae |
| Dianthus tymphresteus | Nelke Tymfristos | Tymfristos Pink | Caryophyllaceae |
| Dianthus vigoi | Nelke Vigos | Vigo's Pink | Caryophyllaceae |
| Dianthus virgatus | Nelke Ruten | Rod- shaped Pink | Caryophyllaceae |
| Dianthus viscidus | Nelke Grisebachs | Viscid Pink | Caryophyllaceae |
| Dianthus vulturius | Nelke Vulture | Vulture Pink | Caryophyllaceae |
| Dianthus xylorrhizus | Nelke Holzwurzelige | Wood- rooted Pink | Caryophyllaceae |
| Dianthus zonatus | Nelke Zonierte | Zoned Pink | Caryophyllaceae |
| Dianthus x carolipaui | Nelke Paus | Pau's Pink | Caryophyllaceae |
| Dicentra eximia | Herzblume Zwerg | Fringed Bleeding Heart | Papaveraceae |
| Dicentra formosa | Herzblume Pazifische | Pacific Bleeding Heart | Papaveraceae |
| Dicentra spectabilis | Herzblume Zweifarbige | Asian Bleeding Heart | Papaveraceae |
| Dichondra micrantha | Zweikornwinde Kleinblütige | Asian Ponysfoot | Convolvulaceae |
| Dichoropetalum carvifolia | Haarstrang Kümmel | Caraway Parsley | Apiaceae |
| Dichoropetalum schottii | Haarstrang Schotts | Schott's Parsley | Apiaceae |
| Dictamnus albus | Diptam Weißer | White Dittany | Rutaceae |
| Dictamnus hispanicus | Diptam Spanischer | Spanish Dittany | Rutaceae |
| Diervilla lonicera | Buschgeißblatt Kanadisches | Northern Bush Honeysuckle | Caprifoliaceae |
| Diervilla sessilifolia | Buschgeißblatt Stielloses | Southern Bush Honeysuckle | Caprifoliaceae |
| Digitalis cariensis | Fingerhut Karischer | Carian Foxglove | Plantaginaceae |
| Digitalis ferruginea | Fingerhut Rostfarbener | Rusty Foxglove | Plantaginaceae |
| Digitalis grandiflora | Fingerhut Großblütiger | Yellow Foxglove | Plantaginaceae |
| Digitalis laciniata | Fingerhut Schlitzblättriger | Cutleaved Foxglove | Plantaginaceae |
| Digitalis laevigata | Fingerhut Glatter | Smooth Foxglove | Plantaginaceae |
| Digitalis lanata | Fingerhut Wolliger | Wooly Foxglove | Plantaginaceae |
| Digitalis lutea | Fingerhut Gelber | Straw Foxglove | Plantaginaceae |
| Digitalis mariana | Fingerhut Sierra Morena | Sierra Morena Foxglove | Plantaginaceae |
| Digitalis minor | Fingerhut Balearen | Mallorca Foxglove | Plantaginaceae |
| Digitalis obscura | Fingerhut Dunkler | Sunset Foxglove | Plantaginaceae |
| Digitalis parviflora | Fingerhut Kleinblütiger | Spanish Foxglove | Plantaginaceae |
| Digitalis purpurea | Fingerhut Roter | Purple Foxglove | Plantaginaceae |
| Digitalis thapsi | Fingerhut Iberischer | Iberian Foxglove | Plantaginaceae |
| Digitalis viridiflora | Fingerhut Grünblütiger | Green Foxglove | Plantaginaceae |
| Dipcadi serotinum | Schweifblatt Spätes | Brown Bluebell | Hyacinthaceae |
| Diphrasiastrum alpinum | Flachbärlapp Alpen | Alpine Clubmoss | Lycopodiaceae |
| Diphrasiastrum complanatum | Flachbärlapp Gewöhnlicher | Complanate Clubmoss | Lycopodiaceae |
| Diphrasiastrum issleri | Flachbärlapp Isslers | Issler's Clubmoss | Lycopodiaceae |
| Diphrasiastrum oellgaardii | Flachbärlapp Oellgrads | Oellgard's Clubmoss | Lycopodiaceae |
| Diphrasiastrum tristachyum | Flachbärlapp Zypressen | Cypress Clubmoss | Lycopodiaceae |
| Diphrasiastrum zeilleri | Flachbärlapp Zeillers | Zeiller's Clubmoss | Lycopodiaceae |
| Diplazium caudatum | Frauenfarn Schatten | Tailed Twinsorus Fern | Athyriaceae |
| Dipsacus comosus | Karde Schopfige | Comose Teasel | Dipsacaceae |
| Dipsacus ferox | Karde Stachel | Sardinian Teasel | Dipsacaceae |
| Dipsacus fullonum | Karde Wilde | Wild Teasel | Dipsacaceae |
| Dipsacus laciniatus | Karde Schlitzblättrige | Cutleaf Teasel | Dipsacaceae |
| Dipsacus pilosus | Karde Behaarte | Lesser Teasel | Dipsacaceae |
| Dipsacus strigosus | Karde Schlanke | Slim Teasel | Dipsacaceae |
| Dipsacus sativus | Karde Weber | Indian Teasel | Dipsacaceae |
| Dipsacus valsecchii | Karde Valsecchis | Valsecchi's Teasel | Dipsacaceae |
| Disphyma crassifolium | Mittagsblume Dickblättrige | Thick- leaved Noon- Flower | Aizoaceae |
| Dittrichia graveolens | Klebalant Kleiner | Stinking Fleabane | Asteraceae |
| Dittrichia viscosa | Klebalant Breitblättriger | Yellow Fleabane | Asteraceae |