| Vorschaubild | Art, Unterart oder Varietät | Familie |  | Fotos von | 
| Preview pict. | Species, Subspecies, or Variety | Family |  | Photos from | 
|  | Fagonia cretica \ Kretische Fagonie / Fagonia |  | Zygophyllaceae \ Jochblattgew. / Caltrop Fam. |  | Mal 
Tun 
Zyp | 
|  |  Fagopyrum \ Buchweizen / Buckwheat (2 Taxa) |  | Polygonaceae \ Knöterichgew. / Knotweed Fam. |  |  | 
|  | Fagus sylvatica \ Rot-Buche / Beech |  | Fagaceae \ Buchengew. / Beech Fam. |  | A 
D 
F 
HR 
I | 
|  | Falcaria vulgaris \ Sicheldolde / Longleaf |  | Apiaceae \ Doldenblütler / Umbellifers |  | A 
D | 
|  |  Fallopia \ Windenknöterich / Bindweed (7 Taxa + 3 Syn.) |  | Polygonaceae \ Knöterichgew. / Knotweed Fam. |  |  | 
|  | Fedia cornucopiae \ Füllhorn-Fedie / Horn of Plenty |  | Valerianaceae \ Baldriangew. / Valerian Fam. |  | Siz 
Tun | 
|  |  Ferula \ Riesen-Fenchel, Rutenkraut / Fennel (3 Taxa + 1 Syn.) |  | Apiaceae \ Doldenblütler / Umbellifers |  |  | 
|  |  Ferulago \ Birkwurz / Fennel (3 Taxa + 2 Syn.) |  | Apiaceae \ Doldenblütler / Umbellifers |  |  | 
|  |  Festuca \ Schwingel / Fescue (45 Taxa + 7 Syn.) |  | Poaceae \ Süßgräser / Grass Fam. |  |  | 
|  | x Festulolium holmbergii \ Wiesen-Schweidel / Hybrid Grass |  | Poaceae \ Süßgräser / Grass Fam. |  | D | 
|  |  Fibigia \ Schildkresse / Fibigia (2 Taxa) |  | Brassicaceae \ Kreuzblütler / Crucifers |  |  | 
|  |  Ficaria \ Scharbockskraut / Celandine (4 Taxa + 1 Syn.) |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  |  | 
|  |  Ficus \ Feige / Fig (2 Taxa) |  | Moraceae \ Maulbeergewächse / Mulberry Fam. |  |  | 
|  |  Filago \ Filzkraut / Cudweed, Cottonrose (10 Taxa + 1 Syn.) |  | Asteraceae \ Korbblütler / Composite Fam. |  |  | 
|  |  Filipendula \ Mädesüß / Meadowsweet (2 Taxa) |  | Rosaceae \ Rosengewächse / Rose Fam. |  |  | 
|  | Fissidens taxifolius \ Eibenblättriges Spaltzahnmoos, Erd-Spaltzahnmoos / Common Pocket Moss, Yew-Leaved Pocket Moss |  | Musci \ Laubmoose / Mosses |  | D | 
|  |  Flavoparmelia \ Schlüsselflechte / Greenshield Lichen (2 Taxa) |  | Lecanorales \ Flechten / Lichens |  |  | 
|  | Flavoplaca citrina −−> Caloplaca citrina |  | Teloschistales \ Krusten-Flechten / Crustose Lichens |  | D | 
|  |  Foeniculum \ Fenchel / Fennel (2 Taxa) |  | Apiaceae \ Doldenblütler / Umbellifers |  |  | 
|  | Fontinalis antipyretica \ Brunnen-Moos / Willow Moss, Antifever Fontinalis Moss |  | Musci \ Laubmoose / Mosses |  | D | 
|  |  Forsythia \ Forsythie, Goldflieder / Golden Bell, Border Forsythia (2 Taxa + 1 Syn.) |  | Oleaceae \ Ölbaumgewächse / Ash Fam. |  |  | 
|  | Fourraea alpina −−> Arabis pauciflora |  | Brassicaceae \ Kreuzblütler / Crucifers |  | D 
F 
I | 
|  |  Fragaria \ Erdbeere / Strawberry (6 Taxa) |  | Rosaceae \ Rosengewächse / Rose Fam. |  |  | 
|  |  Frangula \ Faulbaum / Buckthorn (2 Taxa) |  | Rhamnaceae \ Kreuzdorngew. / Buckthorn Fam. |  |  | 
|  |  Frankenia \ Seeheide / Sea Heath (3 Taxa) |  | Frankeniaceae \ Frankeniengew. / Frankenia Fam. |  |  | 
|  |  Fraxinus \ Esche / Ash (4 Taxa) |  | Oleaceae \ Ölbaumgewächse / Ash Fam. |  |  | 
|  |  Freesia \ Freesie / Freesia (2 Taxa) |  | Iridaceae \ Irisgewächse / Iris Fam. |  |  | 
|  |  Fritillaria \ Schachblume / Fritillary (18 Taxa + 5 Syn.) |  | Liliaceae \ Liliengewächse / Lily Fam. |  |  | 
|  | Fuchsia magellanica \ Fuchsie / Fuchsia |  | Onagraceae \ Nachtkerzengew. / Willowherb Fam. |  | IRL | 
|  |  Fucus \ Blasen-Tang / Wrack (3 Taxa) |  | Fucaceae \ Braun-Algen / Seaweeds |  |  | 
|  |  Fumana \ Nadelröschen / Sun-Rose (6 Taxa + 2 Syn.) |  | Cistaceae \ Zistrosengew. / Rockrose Fam. |  |  | 
|  |  Fumaria \ Erdrauch / Fumitory (13 Taxa + 1 Syn.) |  | Fumariaceae \ Erdrauchgew. / Fumitory Fam. |  |  | 
|  | faassenii, Nepeta x \ Hybrid-Katzenminze / Catmint |  | Lamiaceae \ Lippenblütler / Mint Fam. |  | D | 
|  | faba, Vicia \ Sau-Bohne, Acker-Bohne / Broad Bean, Field Bean |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | D 
GR 
S | 
|  |  fabaria (1 Taxon + 3 Syn.) |  |  |  |  | 
|  | fabarioides, Silene \ Bohnenähnliches Leimkraut / Bean-Like Campion |  | Caryophyllaceae \ Nelkengew. / Campion Fam. |  | GR | 
|  | faberi, Setaria \ Fabers Borstenhirse / Japanese Bristle Grass, Giant Foxtail |  | Poaceae \ Süßgräser / Grass Fam. |  | D | 
|  | fabrimontanus, Rubus \ Schmiedeberger Haselblatt-Brombeere / Schmiedeberg Bramble |  | Rosaceae \ Rosengewächse / Rose Fam. |  | D | 
|  | faeroensis, Alchemilla \ Färöer-Frauenmantel, Zwerg-Frauenmantel / Islandic Lady's Mantle, Dwarf Lady's Mantle |  | Rosaceae \ Rosengewächse / Rose Fam. |  | S | 
|  | faginea, Quercus \ Portugiesische Eiche / Portuguese Oak |  | Fagaceae \ Buchengew. / Beech Fam. |  | E | 
|  | falcata x sativa, Medicago −−> Medicago x varia |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | A 
D 
DK 
E 
GR 
HR | 
|  |  falcata (3 Taxa) |  |  |  |  | 
|  | falcatum, Bupleurum \ Langblättriges Hasenohr, Sichelblättriges Hasenohr / Sickle-Leaved Hare's Ear |  | Apiaceae \ Doldenblütler / Umbellifers |  | A 
D 
F 
HR | 
|  | fallacinum, Hieracium \ Trügerisches Habichtskraut / Fallacious Hawkweed ? |  | Asteraceae \ Korbblütler / Composite Fam. |  | F | 
|  | fallax x oakesiana, Oenothera \ Nachtkerzen-Hybride / Hybrid Evening Primrose |  | Onagraceae \ Nachtkerzengew. / Willowherb Fam. |  | D | 
|  | fallax x pycnocarpa, Oenothera −−> Oenothera x hassica |  | Onagraceae \ Nachtkerzengew. / Willowherb Fam. |  | D | 
|  |  fallax (4 Taxa + 1 Syn.) |  |  |  |  | 
|  | farctus, Elymus \ Binsen-Quecke, Strandweizen / Sand Couch, See Wheat |  | Poaceae \ Süßgräser / Grass Fam. |  | Cor 
D 
F 
GR 
IRL 
NL | 
|  | farfara, Tussilago \ Huflattich / Colt's-Foot |  | Asteraceae \ Korbblütler / Composite Fam. |  | A 
CH 
D 
F 
GR 
HR | 
|  | farinacea, Ramalina \ Mehlige Ast-Flechte / Cartilage Lichen ? |  | Lecanorales \ Flechten / Lichens |  | D | 
|  | farinosa, Primula \ Mehl-Primel / Bird's-Eye Primrose |  | Primulaceae \ Primelgewächse / Primrose Fam. |  | A 
CH 
D 
F 
S | 
|  | faroensis, Alchemilla −−> Alchemilla faeroensis |  | Rosaceae \ Rosengewächse / Rose Fam. |  | S | 
|  | fasciculatiformis, Rubus \ Falsche Büschelblütige Haselblatt-Brombeere / False Fasciculate-Flowered Bramble |  | Rosaceae \ Rosengewächse / Rose Fam. |  | D | 
|  | fasciculatus, Rubus \ Büschelblütige Haselblatt-Brombeere / Fasciculate-Flowered Bramble |  | Rosaceae \ Rosengewächse / Rose Fam. |  | D | 
|  | fasselata subsp. crudelis, Genista \ Troodos-Ginster / Troodos Gorse |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | Zyp | 
|  |  fastigiata (6 Taxa + 2 Syn.) |  |  |  |  | 
|  | fastigiatus, Hyacinthus −−> Brimeura fastigiata |  | Liliaceae \ Liliengewächse / Lily Fam. |  | Cor 
Mal | 
|  | fatua, Avena \ Wind-Hafer, Flug-Hafer / Common Wild Oat |  | Poaceae \ Süßgräser / Grass Fam. |  | D | 
|  | faucicola, Linaria \ Picos Leinkraut / Picos Toadflax |  | Scrophulariaceae \ Braunwurzgew. / Figwort Fam. |  | E | 
|  | fenestrellata subsp. istriaca, Campanula −−> Campanula istriaca |  | Campanulaceae \ Glockenblumengew. / Bellflower Fam. |  | HR | 
|  | fenestrellata, Campanula \ Fenster-Glockenblume / Adriatic Bellflower |  | Campanulaceae \ Glockenblumengew. / Bellflower Fam. |  | HR | 
|  | ferocior, Ranunculus \ Ungestümer Gold-Hahnenfuß / Impetuous Goldilocks |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | D | 
|  | ferocissimum, Lycium \ Afrikanischer Bocksdorn / African Boxthorn |  | Solanaceae \ Nachtschattengew. / Nightshade Fam. |  | Zyp | 
|  |  ferruginea (2 Taxa) |  |  |  |  | 
|  | ferrugineum, Rhododendron \ Rostblättrige Alpenrose / Alpenrose |  | Ericaceae \ Heidekrautgew. / Heather Fam. |  | A 
F 
I | 
|  |  ferrugineus (1 Taxon + 1 Syn.) |  |  |  |  | 
|  |  ferulaceum (2 Taxa) |  |  |  |  | 
|  | ferulifolia, Bidens \ Fenchelblättriger Zweizahn, Goldmarie / Fern-Leaved Beggartick ? |  | Asteraceae \ Korbblütler / Composite Fam. |  | D | 
|  | fibrosa, Gagea −−> Gagea rigida |  | Liliaceae \ Liliengewächse / Lily Fam. |  | Rho 
Zyp | 
|  | ficaria subsp. calthifolius, Ranunculus −−> Ficaria calthifolia |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | A | 
|  | ficaria subsp. chrysocephalus, Ranunculus −−> Ficaria chrysocephala |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | Kef 
Rho | 
|  | ficaria subsp. ficariiformis, Ranunculus −−> Ficaria grandiflora |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | Chi 
GR 
I 
Kre 
Les | 
|  | ficaria, Ranunculus −−> Ficaria verna |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | A 
D 
HR 
Rho | 
|  | ficariiformis, Ranunculus ficaria subsp. −−> Ficaria grandiflora |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | Chi 
GR 
I 
Kre 
Les | 
|  |  ficarioides (1 Taxon + 1 Syn.) |  |  |  |  | 
|  |  ficifolia (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | ficifolium, Chenopodium \ Feigenblättriger Gänsefuß / Fig-Leaved Goosefoot |  | Chenopodiaceae \ Gänsefußgew. / Goosefoot Fam.
 |  | D 
F 
GR | 
|  | ficus-barbarica, Opuntia −−> Opuntia ficus-indica |  | Cactaceae \ Kakteen / Cactus Fam. |  | F 
GR 
Gom 
I 
Rho 
Ten | 
|  | ficus-indica, Opuntia \ Echter Feigenkaktus / Prickly Pear |  | Cactaceae \ Kakteen / Cactus Fam. |  | F 
GR 
Gom 
I 
Rho 
Ten | 
|  | filamentosa, Yucca \ Fädige Palmlilie / Narrow-Leaf Yucca |  | Liliaceae \ Liliengewächse / Lily Fam. |  | D | 
|  |  filicaulis (4 Taxa) |  |  |  |  | 
|  | filiculoides, Azolla \ Großer Algenfarn / Water Fern |  | Azollaceae \ Algenfarngew. / Water Fern Fam. |  | D 
F | 
|  |  filifolia (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | filifolium, Colchicum \ Fadenblättrige Zeitlose / Yam-Leaved Autumn Crocus |  | Liliaceae \ Liliengewächse / Lily Fam. |  | F | 
|  | filiforme, Trifolium −−> Trifolium dubium |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | D 
S | 
|  |  filiformis (5 Taxa) |  |  |  |  | 
|  | filipendulina, Achillea \ Farnblättrige Schafgarbe, Goldgarbe / Fernleaf Yarrow |  | Asteraceae \ Korbblütler / Composite Fam. |  | D | 
|  | filix-femina, Athyrium \ Frauenfarn / Common Lady Fern |  | Pteridopsida \ Echte Farne / True Ferns |  | A 
D | 
|  | filix-mas, Dryopteris \ Gewöhnlicher Wurmfarn, Männer-Farn / Male Fern |  | Pteridopsida \ Echte Farne / True Ferns |  | CH 
D 
F 
HR | 
|  | fimbriata, Cladonia \ Trompeten-Flechte / Cup Lichen |  | Lecanorales \ Flechten / Lichens |  | A 
D | 
|  |  fimbriatum (2 Taxa) |  |  |  |  | 
|  | firma, Carex \ Polster-Segge / Cushion Sedge |  | Cyperaceae \ Sauergräser / Sedge Fam. |  | A | 
|  | firmula, Festuca ovina subsp. −−> Festuca medioeuropaea |  | Poaceae \ Süßgräser / Grass Fam. |  | A 
D | 
|  |  fischeri (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | fissa, Alchemilla \ Zerschlitzter Frauenmantel / Hairless Lady's Mantle |  | Rosaceae \ Rosengewächse / Rose Fam. |  | A | 
|  | fissipetalus, Rubus \ Schlitzblütige Brombeere / Slit-Flowered Bramble ? |  | Rosaceae \ Rosengewächse / Rose Fam. |  | D | 
|  | fissum, Asplenium \ Zerschlitzter Streifenfarn / Cleft Spleenwort |  | Pteridopsida \ Echte Farne / True Ferns |  | HR | 
|  |  fistulosa (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | fistulosum, Allium \ Winter-Hecken-Zwiebel, Winter-Zwiebel / Welsh Garlic, Green Garlic |  | Liliaceae \ Liliengewächse / Lily Fam. |  | D | 
|  | fistulosus, Asphodelus \ Röhriger Affodill / Hollow-Leaved Asphodel |  | Liliaceae \ Liliengewächse / Lily Fam. |  | D 
F 
Mal 
Rho 
Siz 
Ten 
Zyp | 
|  |  flabellata (2 Taxa) |  |  |  |  | 
|  |  flabellatus (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | flacca subsp. cuspidata, Carex −−> Carex flacca subsp. erythrostachys |  | Cyperaceae \ Sauergräser / Sedge Fam. |  | Kef 
Rho 
Zyp | 
|  | flacca subsp. erythrostachys, Carex \ Gesägte Blau-Segge / Glaucous Sedge |  | Cyperaceae \ Sauergräser / Sedge Fam. |  | Kef 
Rho 
Zyp | 
|  | flacca subsp. serrulata, Carex −−> Carex flacca subsp. erythrostachys |  | Cyperaceae \ Sauergräser / Sedge Fam. |  | Kef 
Rho 
Zyp | 
|  | flacca, Carex \ Blaugrüne Segge / Blue Sedge, Carnation Grass |  | Cyperaceae \ Sauergräser / Sedge Fam. |  | A 
D 
F | 
|  | flaccidum, Pennisetum −−> Cenchrus flaccidus |  | Poaceae \ Süßgräser / Grass Fam. |  | D | 
|  | flaccidus s.l., Rubus \ Schlaffblättrige Brombeere / Flaccid-Leaved Bramble |  | Rosaceae \ Rosengewächse / Rose Fam. |  | D | 
|  | flaccidus, Cenchrus \ Schlaffes Federborsten-Gras / Himalayan Fountain Grass |  | Poaceae \ Süßgräser / Grass Fam. |  | D | 
|  | fladnizensis, Draba \ Flattnitzer Felsenblümchen / Flattnitz Whitlowgrass |  | Brassicaceae \ Kreuzblütler / Crucifers |  | A | 
|  | flaemingina, Oenothera \ Fläming-Nachtkerze / Flaeming Evening Primrose ? |  | Onagraceae \ Nachtkerzengew. / Willowherb Fam. |  | D | 
|  | flammea, Adonis \ Flammen-Adonisröschen / Flame Adonis |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | D | 
|  |  flammula (2 Taxa) |  |  |  |  | 
|  |  flava (2 Taxa) |  |  |  |  | 
|  |  flavescens (4 Taxa) |  |  |  |  | 
|  | flavicoma subsp. verrucosa, Euphorbia −−> Euphorbia verrucosa |  | Euphorbiaceae \ Wolfsmilchgew. / Spurge Fam. |  | D 
F 
HR 
S | 
|  |  flavidum (1 Taxon + 2 Syn.) |  |  |  |  | 
|  | flaviflora, Parentucellia latifolia subsp. \ Breitblättrige Parentucellia / Broadleaf Glandweed |  | Scrophulariaceae \ Braunwurzgew. / Figwort Fam. |  | Zyp | 
|  | flavum s.l., Teucrium \ Gelber Gamander / Yellow Germander |  | Lamiaceae \ Lippenblütler / Mint Fam. |  | GR | 
|  | flavum subsp. flavum, Teucrium \ Fahler Gamander / Yellow Germander |  | Lamiaceae \ Lippenblütler / Mint Fam. |  | F | 
|  |  flavum subsp. glaucum (1 Taxon + 1 Syn.) |  |  |  |  | 
|  |  flavum (5 Taxa) |  |  |  |  | 
|  |  flavus (2 Taxa) |  |  |  |  | 
|  |  fleischeri (1 Taxon + 2 Syn.) |  |  |  |  | 
|  | flexicaule, Ditrichum \ Verbogenstieliges Doppelhaarmoos / BendyDitrichum ? |  | Musci \ Laubmoose / Mosses |  | D | 
|  | flexuosa subsp. debilis, Cardamine −−> Cardamine occulta |  | Brassicaceae \ Kreuzblütler / Crucifers |  | D | 
|  |  flexuosa (3 Taxa + 1 Syn.) |  |  |  |  | 
|  |  flexuosum (2 Taxa) |  |  |  |  | 
|  | flexuosus, Rubus \ Zickzackachsige Brombeere / Zigzag-Axis Bramble |  | Rosaceae \ Rosengewächse / Rose Fam. |  | D | 
|  | floccosa, Phlomis \ Flockiges Brandkraut / Floccose Jerusalem Sage ? |  | Lamiaceae \ Lippenblütler / Mint Fam. |  | Sam | 
|  | floccosum, Taraxacum \ Lilahülliger Löwenzahn / Floccose Dandelion ? |  | Asteraceae \ Korbblütler / Composite Fam. |  | D | 
|  | floerkeana, Cladonia \ Rotfrüchtige Becher-Flechte / Red Pixie Cup |  | Lecanorales \ Flechten / Lichens |  | D 
S | 
|  | florentinum, Hieracium −−> Hieracium piloselloides |  | Asteraceae \ Korbblütler / Composite Fam. |  | CH 
D 
I | 
|  |  floribunda (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | floribundum, Hieracium \ Reichblütiges Habichtskraut / Early Devil Hawkweed, Pale Hawkweed |  | Asteraceae \ Korbblütler / Composite Fam. |  | S | 
|  | florida, Genista \ Schönblühender Ginster, Blühender Ginster / Spanish Broom |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | E | 
|  | floriferior, Salvia x \ Fiederschnittige Blauraute, Silber-Perowskie / Russian Sage |  | Lamiaceae \ Lippenblütler / Mint Fam. |  | D 
GR | 
|  |  flos-cuculi (1 Taxon + 1 Syn.) |  |  |  |  | 
|  |  flos-jovis (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | fluitans agg., Riccia \ Untergetauchtes Stern-Lebermoos / Crystalwort, Slender Riccia |  | Ricciales \ Stern-Lebermoose / Crystalworts |  | D | 
|  |  fluitans (3 Taxa + 2 Syn.) |  |  |  |  | 
|  | fluminensis, Tradescantia \ Rio-Dreimasterblume / Small-Leaf Spiderwort |  | Commelinaceae \ Kommelinengew. / Spiderwort Fam. |  | Kef | 
|  | fluviatile x palustre, Equisetum −−> Equisetum x dycei |  | Equisetaceae \ Schachtelhalmgew. / Horsetail Fam. |  | D | 
|  |  fluviatile (1 Taxon + 1 Syn.) |  |  |  |  | 
|  |  fluviatilis (2 Taxa) |  |  |  |  | 
|  |  foemina (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | foeminea, Ephedra \ Stinkendes Meerträubel, Krummstiel-Meerträubel / Leafless Joint Pine |  | Ephedraceae \ Meerträubchengew. / Joint Pine Fam.
 |  | GR 
Rho | 
|  | foenum-graecum, Trigonella \ Bockshornklee / Fenugreek |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | D | 
|  | foetida subsp. commutata, Crepis −−> Crepis commutata |  | Asteraceae \ Korbblütler / Composite Fam. |  | Kre 
Rho | 
|  |  foetida (5 Taxa + 1 Syn.) |  |  |  |  | 
|  |  foetidissima (2 Taxa) |  |  |  |  | 
|  | foetidum, Erodium \ Stinkender Reiherschnabel, Felsen-Reiherschnabel / Rock Stork's-Bill |  | Geraniaceae \ Storchschnabelgew. / Crane's-Bill Fam. |  | F | 
|  | foetidus, Helleborus \ Stinkende Nieswurz / Stinking Hellebore |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | D 
F | 
|  | foliolosus, Adenocarpus cf. \ Drüsenginster, Codesco / Flatpod, Codesco |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | NL | 
|  | foliosa subsp. durieui, Gagea −−> Gagea durieui |  | Liliaceae \ Liliengewächse / Lily Fam. |  | Mal | 
|  | foliosa, Pedicularis \ Reichblättriges Läusekraut / Leafy Lousewort |  | Scrophulariaceae \ Braunwurzgew. / Figwort Fam. |  | A 
D 
E 
F | 
|  |  foliosum (3 Taxa + 1 Syn.) |  |  |  |  | 
|  | foliosus, Rubus \ Blattreiche Brombeere / Leafy Bramble |  | Rosaceae \ Rosengewächse / Rose Fam. |  | D | 
|  | fontana subsp. chondrosperma, Montia \ Acker-Quellkraut, Rausamiges Quellkraut / Blinks |  | Portulacaceae \ Portulakgewächse / Purslane Fam.
 |  | D | 
|  | fontana subsp. fontana, Montia \ Quellkraut / Blinks |  | Portulacaceae \ Portulakgewächse / Purslane Fam.
 |  | D | 
|  | fontana subsp. variabilis, Montia \ Bach-Quellkraut / Water Blinks |  | Portulacaceae \ Portulakgewächse / Purslane Fam.
 |  | D | 
|  |  fontana (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | fontanum subsp. lucorum, Cerastium −−> Cerastium lucorum |  | Caryophyllaceae \ Nelkengew. / Campion Fam. |  | A | 
|  | fontanum subsp. vulgare, Cerastium −−> Cerastium holosteoides |  | Caryophyllaceae \ Nelkengew. / Campion Fam. |  | D 
E 
NL 
S | 
|  |  fontanum (2 Taxa) |  |  |  |  | 
|  | formosa, Dicentra \ Pazifische Herzblume / Pacific Bleeding HeartCorn |  | Papaveraceae \ Mohngewächse / Poppy Fam. |  | D | 
|  |  formosum (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | forstense, Hieracium diaphanoides subsp. \ Forster Habichtskraut / Forst Hawkweed |  | Asteraceae \ Korbblütler / Composite Fam. |  | D | 
|  | forsteri x pilosa, Luzula −−> Luzula x borreri |  | Juncaceae \ Binsengewächse / Rush Fam. |  | D | 
|  | forsteri, Luzula \ Forsters Hainsimse / Forster's Wood-Rush |  | Juncaceae \ Binsengewächse / Rush Fam. |  | D 
Les | 
|  | forsterianum, Sedum \ Zierliche Felsen-Fetthenne / Rock Stonecrop, Welsh Stonecrop |  | Crassulaceae \ Dickblattgew. / Stonecrop Fam. |  | And 
D 
E 
F | 
|  | forstfeldensis, Ranunculus \ Forstfelder Gold-Hahnenfuß / Forstfeld Goldilocks |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | F | 
|  | fortunei var. clivicola, Cyrtomium \ Fortunes Sichelfarn / Japanese Holly Fern |  | Pteridopsida \ Echte Farne / True Ferns |  | D | 
|  |  fortunei (3 Taxa) |  |  |  |  | 
|  |  fraasii (2 Taxa) |  |  |  |  | 
|  |  fragifera (2 Taxa) |  |  |  |  | 
|  | fragiferum, Trifolium \ Erdbeer-Klee / Strawberry Clover |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | D 
HR 
NL 
S | 
|  | fragile, Codium \ Grüner Leuchter, Finger-Alge / Dead Man's Fingers, Green Sea Fingers |  | Ulvales \ Grün-Algen / Green Algae |  | E 
NL | 
|  |  fragilis (4 Taxa + 1 Syn.) |  |  |  |  | 
|  | fragrantissima, Lonicera \ Winter-Heckenkirsche, Duft-Heckenkirsche / Winter Honeysuckle |  | Caprifoliaceae \ Geißblattgew. / Honeysuckle Fam.
 |  | D | 
|  | frainetto, Quercus \ Ungarische Eiche / Hungarian Oak, Italian Oak |  | Fagaceae \ Buchengew. / Beech Fam. |  | Chi 
D 
GR | 
|  |  franconica (2 Taxa + 1 Syn.) |  |  |  |  | 
|  | franconicum, Taraxacum −−> Taraxacum plumbeum agg. |  | Asteraceae \ Korbblütler / Composite Fam. |  | D | 
|  |  franconicus (2 Taxa) |  |  |  |  | 
|  |  fraseri (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | fraxinifolia, Pterocarya \ Kaukasische Flügelnuss / Caucasian Wingnut |  | Juglandaceae \ Walnussgew. / Walnut Fam. |  | D | 
|  | freynii, Rhinanthus \ Freyns Klappertopf / Freyn's Yellow-Rattle |  | Scrophulariaceae \ Braunwurzgew. / Figwort Fam. |  | A | 
|  | friesianus, Ranunculus acris subsp. \ Scharfer Hahnenfuß / Meadow Buttercup |  | Ranunculaceae \ Hahnenfußgew. / Buttercup Fam. |  | D | 
|  | friesii, Potamogeton \ Stachelspitziges Laichkraut / Fries' Pontweed ? |  | Potamogetonaceae \ Laichkrautgew. / Pontweed Fam. |  | HR | 
|  |  frigida (3 Taxa) |  |  |  |  | 
|  | frigidum, Trifolium pratense var. −−> Trifolium pratense subsp. nivale |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | A 
F | 
|  | frigidus, Astragalus \ Gletscher-Tragant / Pallid Milk-Vetch |  | Fabaceae \ Schmetterlingsblütler / Legumes |  | A 
D | 
|  |  fritschii (1 Taxon + 2 Syn.) |  |  |  |  | 
|  | froelichiana subsp. dinarica, Crepis \ Fleischroter Pippau, Dinarischer Pippau / Dinarian Hawk's-Beard |  | Asteraceae \ Korbblütler / Composite Fam. |  | I | 
|  | froelichiana subsp. froelichiana, Crepis \ Froelichs Pippau / Froelich's Hawk's-Beard |  | Asteraceae \ Korbblütler / Composite Fam. |  | I | 
|  | froelichiana, Crepis froelichiana subsp. \ Froelichs Pippau / Froelich's Hawk's-Beard |  | Asteraceae \ Korbblütler / Composite Fam. |  | I | 
|  | froelichianus, Thymus −−> Thymus pulegioides subsp. carniolicus |  | Lamiaceae \ Lippenblütler / Mint Fam. |  | A 
D 
F | 
|  | frondosa, Bidens \ Schwarzfrüchtiger Zweizahn / Devil's Beggartick |  | Asteraceae \ Korbblütler / Composite Fam. |  | D | 
|  | frutescens var. purpurascens, Perilla \ Basilien-Erzblatt, Sesamblatt / Shiso, Beefsteak Plant |  | Lamiaceae \ Lippenblütler / Mint Fam. |  | D | 
|  |  frutescens (3 Taxa) |  |  |  |  | 
|  |  fruticans (5 Taxa) |  |  |  |  | 
|  | fruticescens, Bupleurum \ Hartwerdendes Hasenohr / Hardening Hare's Ear |  | Apiaceae \ Doldenblütler / Umbellifers |  | E | 
|  |  fruticosa (9 Taxa + 3 Syn.) |  |  |  |  | 
|  |  fruticosum (1 Taxon + 1 Syn.) |  |  |  |  | 
|  | fruticosus agg., Rubus \ Brombeere / Bramble, Blackberry |  | Rosaceae \ Rosengewächse / Rose Fam. |  | CH 
D 
E 
F 
HR 
I 
IRL 
S | 
|  | fruticosus, Gomphocarpus \ Strauchige Seidenpflanze, Nagelfrucht / Narrow-Leaf Cotton Bush |  | Asclepiadaceae \ Schwalbenwurzgew. / Milkweed Fam. |  | Cor | 
|  |  fruticulosa (2 Taxa) |  |  |  |  | 
|  | fucata, Digitalis x −−> Digitalis lutea x purpurea |  | Scrophulariaceae \ Braunwurzgew. / Figwort Fam. |  | D | 
|  | fuchsii, Senecio −−> Senecio ovatus |  | Asteraceae \ Korbblütler / Composite Fam. |  | A 
D 
HR | 
|  | fuernrohrii, Rubus \ Fürnrohrs Haselblatt-Brombeere / Fuernrohr's Bramble |  | Rosaceae \ Rosengewächse / Rose Fam. |  | D | 
|  | fulgida, Calendula suffruticosa subsp. \ Halbstrauchige Ringelblume / Woody Marigold |  | Asteraceae \ Korbblütler / Composite Fam. |  | Siz | 
|  | fuliginosa, Crepis neglecta subsp. −−> Crepis neglecta subsp. graeca |  | Asteraceae \ Korbblütler / Composite Fam. |  | GR | 
|  | fullonum subsp. sativus, Dipsacus −−> Dipsacus sativus |  | Dipsacaceae \ Kardengewächse / Teasel Fam. |  | D | 
|  | fullonum, Dipsacus \ Wilde Karde / Wild Teasel |  | Dipsacaceae \ Kardengewächse / Teasel Fam. |  | D 
E | 
|  | fulva, Hemerocallis \ Gelbrote Taglilie / Common Day Lily |  | Liliaceae \ Liliengewächse / Lily Fam. |  | A 
D | 
|  | fulvescens, Alyssum \ Bräunliches Steinkraut / Brownish Alison |  | Brassicaceae \ Kreuzblütler / Crucifers |  | Chi 
Sam | 
|  | furcata, Metzgeria \ Gabeliges Igelhauben-Moos / Forked Veilwort |  | Marchantiales \ Lebermoose / Liverworts |  | D | 
|  | furcatus subsp. gyspergerae, Dianthus −−> Dianthus gyspergerae |  | Caryophyllaceae \ Nelkengew. / Campion Fam. |  | Cor | 
|  | furcatus, Dianthus \ Gabel-Nelke, Seealpen-Zwergnelke / Painted Pink |  | Caryophyllaceae \ Nelkengew. / Campion Fam. |  | F | 
|  | furfuracea, Pseudevernia \ Band-Flechte, Baum-Flechte / Tree Moss |  | Lecanorales \ Flechten / Lichens |  | A 
D 
S | 
|  |  fusca (2 Taxa) |  |  |  |  | 
|  |  fuscescens (1 Taxon + 1 Syn.) |  |  |  |  | 
|  |  fuscus (2 Taxa) |  |  |  |  | 
|  | 
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