Family and order names come from the APG plant names list. Genus and species names come from Theplantlist.org.
Examples
names_list()
#> [1] "Stachytarpheta" "Lachenalia" "Catachaetum" "Notothylas"
#> [5] "Kickxia" "Hydnophytum" "Suberanthus" "Chresta"
#> [9] "Cissus" "Aristida"
names_list('species')
#> [1] "Scutellaria titovii" "Artanthe mikaniana"
#> [3] "Heterolepis oryzoides" "Metzgeria atramentaria"
#> [5] "Alicularia pachyphylla" "Tragacantha segethii"
#> [7] "Thereianthus bracteolatus" "Scottellia kamerunensis"
#> [9] "Solenostoma patoniae" "Pterocarpus mexicanus"
names_list('genus')
#> [1] "Actinocephalus" "Zamia" "Macaranga" "Perovskia"
#> [5] "Scaphyglottis" "Grewia" "Sarcosperma" "Amphidasya"
#> [9] "Upopion" "Rhaphidophora"
names_list('family')
#> [1] "Lamiaceae" "Meliaceae" "Asparagaceae" "Asteraceae"
#> [5] "Solanaceae" "Platanaceae" "Dioscoreaceae" "Apiaceae"
#> [9] "Hydrostachyaceae" "Loganiaceae"
names_list('order')
#> [1] "Caryophyllales" "Saxifragales" "Bruniales" "Poales"
#> [5] "Alismatales" "Rosales" "Myrtales" "Asterales"
#> [9] "Lamiales" "Salviniales"
names_list('order', 2)
#> [1] "Pandanales" "Sapindales"
names_list('order', 15)
#> [1] "Ericales" "Asterales" "Dioscoreales" "Cycadales" "Liliales"
#> [6] "Rosales" "Lamiales" "Pandanales" "Lamiales" "Brassicales"
#> [11] "Malvales" "Myrtales" "Alismatales" "Asterales" "Celastrales"
# You can get a lot of genus or species names if you want
nrow(theplantlist)
#> [1] 10000
names_list('genus', 500)
#> [1] "Dressleria" "Schismatoglottis" "Hylomecon"
#> [4] "Multidentia" "Tournefortia" "Alectra"
#> [7] "Brasilidium" "Crossopetalum" "Doliocarpus"
#> [10] "Phanerophlebiopsis" "Primulidium" "Ziziphus"
#> [13] "Acourtia" "Jacksonia" "Mayna"
#> [16] "Stenandrium" "Cuviera" "Handroanthus"
#> [19] "Leucodon" "Polygala" "Lycopodium"
#> [22] "Oxycarpus" "Loxogramme" "Rollinia"
#> [25] "Leptotheca" "Romanzoffia" "Phacelia"
#> [28] "Piptomeris" "Weigela" "Haemodorum"
#> [31] "Eucrosia" "Eriodictyon" "Tristemon"
#> [34] "Laguncularia" "Wendlandia" "Ligularia"
#> [37] "Phaseolodes" "Macrolejeunea" "Cupaniopsis"
#> [40] "Eschweilera" "Coryphantha" "Belmontia"
#> [43] "Papaver" "Xeroderris" "Oxymeris"
#> [46] "Chamaedorea" "Spiesia" "Arabis"
#> [49] "Millettia" "Mosenodendron" "Sagittaria"
#> [52] "Atylosia" "Ophrys" "Leptinella"
#> [55] "Myrsine" "Distasis" "Mauria"
#> [58] "Phyllocactus" "Gomphia" "Coreopsis"
#> [61] "Paphiopedilum" "Botrypus" "Antimima"
#> [64] "Spartium" "Flourensia" "Horsfieldia"
#> [67] "Syntrichia" "Guadua" "Agelanthus"
#> [70] "Oxylobium" "Brachionidium" "Prasophyllum"
#> [73] "Anthyllis" "Phyllagathis" "Maytenus"
#> [76] "Teucrium" "Centella" "Vittaria"
#> [79] "Pelexia" "Sclerophylax" "Pilotrichella"
#> [82] "Helictochloa" "Vitex" "Jacea"
#> [85] "Bunium" "Neomirandea" "Cremanthodium"
#> [88] "Psammophiliella" "Ampelosicyos" "Bruchia"
#> [91] "Padus" "Parashorea" "Urostachys"
#> [94] "Diaphananthe" "Seseli" "Erpodium"
#> [97] "Brachiolejeunea" "Santaloides" "Otholobium"
#> [100] "Bossiaea" "Lysinema" "Astartea"
#> [103] "Rodgersia" "Pergularia" "Coniogramme"
#> [106] "Octoblepharum" "Phylica" "Heterostemma"
#> [109] "Fagara" "Roupala" "Rodriguezia"
#> [112] "Dichelyma" "Jasminum" "Carpotroche"
#> [115] "Najas" "Centinodia" "Dioscoreophyllum"
#> [118] "Dendropemon" "Ulmus" "Quesnelia"
#> [121] "Benthamia" "Thomasia" "Mesembryanthemum"
#> [124] "Lizeron" "Narcissus" "Cleistanthus"
#> [127] "Galeandra" "Helenium" "Gratiola"
#> [130] "Cryptadenia" "Blechum" "Pontia"
#> [133] "Impatiens" "Rafnia" "Montrichardia"
#> [136] "Tetrorchidium" "Libanotis" "Ptelea"
#> [139] "Tragacantha" "Arachniodes" "Elleanthus"
#> [142] "Camassia" "Psephellus" "Robinia"
#> [145] "Fagonia" "Orthion" "Microcampylopus"
#> [148] "Nepenthes" "Miricacalia" "Gossypium"
#> [151] "Brunellia" "Pseudognaphalium" "Onobrychis"
#> [154] "Ledebouria" "Cosmibuena" "Pylaisia"
#> [157] "Tachigali" "Mammillaria" "Caldesia"
#> [160] "Clusia" "Poranopsis" "Epithema"
#> [163] "Asclepias" "Thymelaea" "Xyloolaena"
#> [166] "Lagerstroemia" "Cristaria" "Chingia"
#> [169] "Zingiber" "Philonotion" "Tetragonotheca"
#> [172] "Zephyranthes" "Eleiotis" "Ehretia"
#> [175] "Sabatia" "Paraspalathus" "Staphidium"
#> [178] "Spinifex" "Vochysia" "Sinapis"
#> [181] "Berkheya" "Mirabilis" "Acanthocladium"
#> [184] "Gelonium" "Gackstroemia" "Sonerila"
#> [187] "Jacobaea" "Arenaria" "Endotrichum"
#> [190] "Agalmyla" "Bakeridesia" "Piper"
#> [193] "Lavenia" "Schizomitrium" "Allocarya"
#> [196] "Lepidium" "Arum" "Frullania"
#> [199] "Ebnerella" "Escobaria" "Staurogyne"
#> [202] "Anisopappus" "Goniopteris" "Polypodium"
#> [205] "Hygrolejeunea" "Rhipsalis" "Ceratostema"
#> [208] "Syzygiella" "Dolichostachys" "Grias"
#> [211] "Pyxidaria" "Rebutia" "Plagiothecium"
#> [214] "Calymperes" "Bryonia" "Dipteracanthus"
#> [217] "Cystea" "Sericocalyx" "Andinia"
#> [220] "Pentameris" "Spathiphyllum" "Elettaria"
#> [223] "Podalyria" "Stissera" "Oldenlandia"
#> [226] "Gynandropsis" "Chilita" "Linosyris"
#> [229] "Acmella" "Cyrtomium" "Pterygodium"
#> [232] "Polybotrya" "Lithops" "Chelonistele"
#> [235] "Sindora" "Weingartia" "Leymus"
#> [238] "Tripleurothemis" "Cyclophyllum" "Heteromma"
#> [241] "Eminium" "Paullinia" "Cryptocarya"
#> [244] "Anacolosa" "Cynoglossum" "Spermacoce"
#> [247] "Connarus" "Lactuca" "Camellia"
#> [250] "Hedyotis" "Leutea" "Hexalobus"
#> [253] "Notelaea" "Erica" "Anila"
#> [256] "Pelea" "Thereianthus" "Stephanodaphne"
#> [259] "Tovomita" "Sonchus" "Cynophalla"
#> [262] "Mycaranthes" "Celosia" "Hypochaeris"
#> [265] "Psiadia" "Kuhlhasseltia" "Psittacanthus"
#> [268] "Schoenocaulon" "Polystachya" "Cynontodium"
#> [271] "Tuzibeanthus" "Sebaea" "Condylopodium"
#> [274] "Actinophlebia" "Sphaerostephanos" "Pronephrium"
#> [277] "Axonopus" "Pleurogramme" "Orophea"
#> [280] "Villaresia" "Taxilejeunea" "Muricococcum"
#> [283] "Rumex" "Topobea" "Neoporteria"
#> [286] "Pedersenia" "Acuan" "Athrixia"
#> [289] "Hymenolyma" "Polygonum" "Abacopteris"
#> [292] "Breweriopsis" "Glandularia" "Breidleria"
#> [295] "Petrocosmea" "Bretschneidera" "Gnaphalium"
#> [298] "Scalesia" "Cystopteris" "Vicia"
#> [301] "Mollia" "Alansmia" "Quercus"
#> [304] "Abronia" "Crenias" "Photinia"
#> [307] "Porothamnium" "Nonea" "Calyptranthes"
#> [310] "Moringa" "Tridophyllum" "Tetramerista"
#> [313] "Ophiocaulon" "Calendula" "Struthiopteris"
#> [316] "Macroptilium" "Sarmentypnum" "Citronella"
#> [319] "Idiothamnus" "Hackelia" "Sinochasea"
#> [322] "Pseudolmedia" "Elymotrigia" "Niedenzuella"
#> [325] "Androsace" "Pityrodia" "Tagetes"
#> [328] "Muraltia" "Stereodon" "Pleuridium"
#> [331] "Kaempferia" "Klenzea" "Rhododendron"
#> [334] "Archilejeunea" "Eriosyce" "Crossomitrium"
#> [337] "Dactylorhiza" "Barclaya" "Fragaria"
#> [340] "Linum" "Coussapoa" "Huilaea"
#> [343] "Aristida" "Calandrinia" "Silaus"
#> [346] "Myrrhidium" "Rafflesia" "Lavatera"
#> [349] "Microchilus" "Gymnobalanus" "Cacalia"
#> [352] "Mikania" "Kerianthera" "Cyclosorus"
#> [355] "Micropiper" "Cyclogramma" "Juniperus"
#> [358] "Tradescantia" "Quassia" "Ostrya"
#> [361] "Gymnogramma" "Menonvillea" "Codonopsis"
#> [364] "Rhacopilopsis" "Blighiopsis" "Kunzea"
#> [367] "Panicum" "Dicraeia" "Yucca"
#> [370] "Scutellaria" "Peraxilla" "Chaunanthus"
#> [373] "Antidesma" "Lithocarpus" "Hemizonia"
#> [376] "Ageratina" "Marcgravia" "Orchis"
#> [379] "Aphanorrhegma" "Glyceria" "Calypogeia"
#> [382] "Decaspermum" "Eulalia" "Ephedra"
#> [385] "Woodvillea" "Mosannona" "Aptandra"
#> [388] "Christella" "Helianthocereus" "Pittosporum"
#> [391] "Gymnosiphon" "Utricularia" "Coreocarpus"
#> [394] "Hebe" "Planchonella" "Palaquium"
#> [397] "Pseudoleskea" "Dichondra" "Chenopodium"
#> [400] "Spiropodium" "Artanthe" "Machaerium"
#> [403] "Nothofagus" "Stevia" "Cicuta"
#> [406] "Dymondia" "Odontoschisma" "Durio"
#> [409] "Chloranthus" "Radiusia" "Lettsomia"
#> [412] "Baroniella" "Tuberaria" "Monstera"
#> [415] "Gymnocarpium" "Geostachys" "Anastrophyllum"
#> [418] "Papularia" "Aletris" "Sphaerostigma"
#> [421] "Androcalymma" "Aglaomorpha" "Jumellea"
#> [424] "Colysis" "Dieffenbachia" "Searsia"
#> [427] "Callicostella" "Luckhoffia" "Stenotyla"
#> [430] "Glochidion" "Alicularia" "Eriophorum"
#> [433] "Trigonostemon" "Briggsia" "Cuphea"
#> [436] "Mimulus" "Tridactyle" "Eriolepis"
#> [439] "Agathis" "Chrysanthemum" "Tococa"
#> [442] "Eremurus" "Dendrocnide" "Thelypteris"
#> [445] "Leptopus" "Oziroe" "Coelia"
#> [448] "Aethionema" "Hypoestes" "Pourretia"
#> [451] "Matayba" "Brahea" "Iskandera"
#> [454] "Kyllinga" "Doronicum" "Sobralia"
#> [457] "Secamone" "Caesalpinia" "Chiropetalum"
#> [460] "Tectaria" "Anthemis" "Sinosenecio"
#> [463] "Marsupella" "Hippocrepis" "Conanthus"
#> [466] "Dimorphocalyx" "Friesodielsia" "Schuurmansia"
#> [469] "Syrrhopodon" "Pterolepis" "Zenobia"
#> [472] "Dracaena" "Notocactus" "Satureja"
#> [475] "Platyhypnum" "Minuartia" "Cucumis"
#> [478] "Cytisanthus" "Plukenetia" "Aplopappus"
#> [481] "Folioceros" "Periestes" "Ponerorchis"
#> [484] "Strophostyles" "Microcorys" "Voacanga"
#> [487] "Gomphrena" "Psylliostachys" "Gordonia"
#> [490] "Aongstroemia" "Niphobolus" "Nastanthus"
#> [493] "Ligustrum" "Uncarina" "Oenothera"
#> [496] "Mitrasacme" "Urvillea" "Cryptolepis"
#> [499] "Aegiphila" "Hornstedtia"