| Plant genera (Fr - Fr) | 
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|  |  | Orchidales > Orchidineae > Orchidaceae |  | 
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| strawberry |  | Fragarioideae > Fragarieae > Fragariinae |  | 
|  | 
|  |  | Euphorbianae > Euphorbiales > Euphorbiaceae |  | 
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|  |  | Caryophyllales > Cactineae > Cactaceae |  | 
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|  |  | Styracales > Sapotineae > Sapotaceae |  | 
|  | 
|  |  | Rubiales > Rubiineae > Rubiaceae |  | 
|  | 
|  |  | Rubiales > Rubiineae > Rubiaceae |  | 
|  | 
|  |  | Solanineae > Solanaceae > Francisceeae |  | 
|  | 
|  |  | Malvales > Malvineae > Sterculiaceae |  | 
|  | 
|  |  | Myrtales > Myrtineae > Myrtaceae |  | 
|  | 
|  |  | Francoaceae > Francooideae > Francoeae |  | 
|  | 
|  |  | Asterales > Asteraceae > Compositae |  | 
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| beechleaf frangula, buckthorn |  | Rhamnales > Rhamnaceae > Franguleae |  | 
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| seaheath |  | Frankeniaceae > Frankenioideae > Frankenieae |  | 
|  | 
|  |  | Proteales > Proteaceae > Franklandieae |  | 
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| Franklin tree |  | Theales > Theineae > Theaceae |  | 
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|  |  | Saxifragales > Saxifragineae > Saxifragaceae |  | 
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| San Francisco beachbur, burroweed, rabbitbrush, ragweed, sandbur |  | Asterales > Asteraceae > Compositae |  | 
|  | 
|  |  | Cucurbitales > Cucurbitineae > Cucurbitaceae |  | 
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| American columbo, frasera, green gentian |  | Gentianales > Gentianineae > Gentianaceae |  | 
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|  |  | Celastrales > Celastrineae > Celastraceae |  | 
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|  |  | Rutanae > Rutales > Rutaceae |  | 
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|  |  | Oleales > Oleineae > Oleaceae |  | 
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| ash |  | Oleaceae > Fraxinoideae > Fraxineae |  | 
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|  |  | Caryophyllanae > Caryophyllales > Chenopodiaceae |  | 
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|  |  | Orchidales > Orchidineae > Orchidaceae |  | 
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|  |  | Aquifoliales > Icacinineae > Icacinaceae |  | 
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| freesia |  | Iridales > Iridineae > Iridaceae |  | 
|  | 
|  |  | Orchidales > Orchidineae > Orchidaceae |  | 
|  | 
|  |  | Solanales > Solanineae > Solanaceae |  | 
|  | 
|  |  | Euphorbiales > Euphorbiaceae > Freireodendrinae |  | 
|  | 
|  |  | Caryophyllanae > Caryophyllales > Chenopodiaceae |  | 
|  | 
| flannelbush |  | Malvales > Malvineae > Sterculiaceae |  | 
|  | 
|  |  | Myrtales > Myrtineae > Myrtaceae |  | 
|  | 
|  |  | Gentiananae > Apocynales > Apocynaceae |  | 
|  | 
|  |  | Asterales > Asteraceae > Compositae |  | 
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| freycinetia |  | Pandanales > Pandanaceae > Freycinetioideae |  | 
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|  |  | Araliales > Apiaceae > Umbelliferae |  | 
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|  |  | Oleales > Oleineae > Oleaceae |  | 
|  | 
|  |  | Lamianae > Lamiales > Scrophulariaceae |  | 
|  | 
|  |  | Theineae > Theaceae > Freziereae |  | 
|  | 
|  |  | Lamianae > Lamiales > Bignoniaceae |  | 
|  | 
|  |  | Myrtanae > Myrtales > Lythraceae |  | 
|  | 
|  |  | Solanales > Boraginineae > Boraginaceae |  | 
|  | 
|  |  | Euphorbianae > Euphorbiales > Euphorbiaceae |  | 
|  | 
|  |  | Magnolianae > Annonales > Annonaceae |  | 
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|  |  | Caryophyllanae > Caryophyllales > Aizoaceae |  | 
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| fritillary, lily, stinkbells |  | Liliales > Liliineae > Liliaceae |  | 
|  | 
|  |  | Lamianae > Lamiales > Gesneriaceae |  | 
|  | 
|  |  | Myrtanae > Myrtales > Melastomataceae |  | 
|  | 
|  |  | Rubiales > Rubiineae > Rubiaceae |  | 
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| snakecotton |  | Caryophyllales > Amaranthaceae > Froelichiinae |  | 
|  | 
|  |  | Caryophyllanae > Caryophyllales > Amaranthaceae |  | 
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|  |  | Theanae > Ochnales > Quiinaceae |  | 
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|  |  | Poales > Poaceae > Gramineae |  | 
|  | 
|  |  | Magnolianae > Annonales > Annonaceae |  | 
|  | 
|  |  | Araliales > Apiaceae > Umbelliferae |  | 
|  | 
|  |  | Orchidales > Orchidineae > Orchidaceae |  | 
|  | 
|  |  | Araliales > Apiaceae > Umbelliferae |  | 
|  | 
|  |  | Orchidales > Orchidineae > Orchidaceae |  | 
|  | 
|  |  | Rubiales > Rubiineae > Rubiaceae |  | 
|  | 
|  |  | Poales > Poaceae > Gramineae |  | 
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| small fryxellwort |  | Malvales > Malvineae > Malvaceae |  |