- All About Platystemon Arizonicus Greene
- All About Platystemon Californicus Benth. Var. Ciliatus Dunkle
- All About Platystemon Californicus Benth. Var. Crinitus Greene
- All About Platystemon Californicus Benth. Var. Horridulus (Greene) Jepson
- All About Platystemon Californicus Benth. Var. Nutans Brandeg.
- All About Oahu Pilo Kea (Platydesma Cornuta Hbd.)
- All About Hawai'i Pilo Kea
- All About Pilo Kea Lau Li'i
- All About Maui Pilo Kea
- All About Platydesma Spathulata (Gray) B.C. Stone Var. Pallida (Hbd.) B.C. Stone
- All About Platydesma Spathulata (Gray) B.C. Stone Var. Pubescens (Skottsberg) B.C. Stone
- All About Basindaisy
- All About Oblongleaf Basindaisy
- All About Bahia Nudicaulis Gray Var. Oblongifolia (Gray) Cronq.
- All About Platanus Racemosa Nutt. Var. Wrightii (S. Wats.) L. Benson
- All About Platycladus
- All About Oriental Arborvitae
- All About Biota Orientalis (L.) Endl.
- All About Thuja Orientalis L.
- All About Thuja Orientalis L. Var. Aurea (Carriere) Rehder
- All About Platydesma
- All About Oahu Pilo Kea
- All About Oahu Pilo Kea (Platydesma Cornuta Hbd. Var. Decurrens B.C. Stone)
- All About Platanthera Dilatata (Pursh) Lindl. Ex Beck Var. Gracilis Ledeb.
- All About Platanthera Saccata (Greene) Hultén
- All About Alcove Bog Orchid
- All About Habenaria Zothecina Higgins & Welsh
- All About Limnorchis Zothecina (Higgins & Welsh) W.A. Weber
- All About Sycamore
- All About American Sycamore
- All About Platanus Occidentalis L. Var. Glabrata (Fern.) Sarg.
- All About California Sycamore
- All About Arizona Sycamore
- All About Sparse-flowered Bog Orchid (Platanthera Sparsiflora (S. Wats.) Schlechter Var. Sparsiflora)
- All About Habenaria Sparsiflora S. Wats.
- All About Limnorchis Sparsiflora (S. Wats.) Rydb.
- All About Sparse-flowered Bog Orchid (Platanthera Sparsiflora (S. Wats.) Schlechter)
- All About Slender Bog Orchid
- All About Habenaria Saccata Greene
- All About Habenaria Stricta (Lindl.) Rydb.
- All About Limnorchis Saccata (Greene) A. Löve & Simon
- All About Limnorchis Stricta (Lindl.) Rydb.
- All About Blephariglotis Peramoena (Gray) Rydb.
- All About Habenaria Peramoena Gray
- All About Lesser Purple Fringed Orchid
- All About Blephariglotis Psycodes (L.) Rydb.
- All About Habenaria Psycodes (L.) Spreng.
- All About Purple-petal Bog Orchid
- All About Limnorchis Purpurascens Rydb.
- All About Platanthera Hyperborea (L.) Lindl. Var. Purpurascens (Rydb.) Luer
- All About Sparse-flowered Bog Orchid
- All About Limnorchis Ensifolia Rydb.
- All About Habenaria Obtusata (Banks Ex Pursh) Richards. Var. Collectanea Fern.
- All About Lysiella Obtusata (Banks Ex Pursh) Rydb.
- All About Bluntleaved Orchid (Platanthera Obtusata (Banks Ex Pursh) Lindl.)
- All About Lesser Roundleaved Orchid
- All About Habenaria Orbiculata (Pursh) Torr.
- All About Habenaria Orbiculata (Pursh) Torr. Var. Lehorsii Fern.
- All About Habenaria Orbiculata (Pursh) Torr. Var. Menziesii (Lindl.) Fern.
- All About Lysias Orbiculata (Pursh) Rydb.
- All About Purple Fringeless Orchid
- All About Blephariglotis Leucophaea (Nutt.) Farw.
- All About Habenaria Leucophaea (Nutt.) Gray
- All About Thurber's Bog Orchid
- All About Habenaria Limosa (Lindl.) Hemsl.
- All About Limnorchis Thurberi (Gray) Rydb.
- All About Snowy Orchid
- All About Gymnadeniopsis Nivea (Nutt.) Rydb.
- All About Habenaria Nivea (Nutt.) Spreng.
- All About Bluntleaved Orchid
- All About Habenaria Obtusata (Banks Ex Pursh) Richards.
- All About Platanthera Hyperborea (L.) Lindl. Var. Huronensis (Nutt.) Luer
- All About Platanthera Hyperborea (L.) Lindl. Var. Major Lange
- All About Yellow Fringeless Orchid
- All About Gymnadeniopsis Integra (Nutt.) Rydb.
- All About Habenaria Integra (Nutt.) Spreng.
- All About Green Fringed Orchid
- All About Blephariglotis Lacera (Michx.) Farw.
- All About Habenaria Lacera (Michx.) R. Br.
- All About Prairie White Fringed Orchid
- All About Habenaria Psycodes (L.) Spreng. Var. Grandiflora (Bigelow) Gray
- All About Hawai'i Bog Orchid
- All About Habenaria Holochila Hbd.
- All About Hooker's Orchid
- All About Habenaria Hookeri Torr. Ex Gray
- All About Habenaria Hookeri Torr. Ex Gray Var. Abbreviata Fern.
- All About Lysias Hookeriana (Torr. Ex Gray) Rydb.
- All About Huron Green Orchid
- All About Habenaria Huronensis (Nutt.) Spreng.
- All About Habenaria Hyperborea (L.) R. Br. Ex Ait. F. Var. Huronensis (Nutt.) Farw.
- All About Habenaria Flava (L.) R. Br. Var. Virescens Sensu Fern., Non Orchis Virescens Muhl. Ex Willd.
- All About Palegreen Orchid (Platanthera Flava (L.) Lindl.)
- All About Lax-flowered Green Orchid
- All About Habenaria Sparsiflora S. Wats. Var. Laxiflora (Rydb.) Correll
- All About Platanthera Hyperborea (L.) Lindl. Var. Gracilis (Lindl.) Luer
- All About Greater Purple Fringed Orchid
- All About Blephariglotis Grandiflora (Bigelow) Rydb.
- All About Habenaria Fimbriata (Ait.) R. Br. Ex Ait. F.
- All About Habenaria Grandiflora (Bigelow) Torr.
- All About Platanthera Leucostachys Lindl.
- All About Scentbottle (Platanthera Dilatata (Pursh) Lindl. Ex Beck)
- All About Palegreen Orchid
- All About Habenaria Flava (L.) R. Br.
- All About Habenaria Scutellata (Nutt.) F. Morris
- All About Perularia Bidentata (Ell.) Small
- All About Perularia Flava (L.) Farw.
- All About Perularia Scutellata (Nutt.) Small
- All About Palegreen Orchid (Platanthera Flava (L.) Lindl. Var. Herbiola (R. Br. Ex Ait. F.) Luer)
- All About Habenaria Flava (L.) R. Br. Var. Herbiola (R. Br. Ex Ait. F.) Ames & Correll
- All About Habenaria Dilatata (Pursh) Hook. Var. Albiflora (Cham.) Correll
- All About Limnorchis Dilatata (Pursh) Rydb. Ssp. Albiflora (Cham.) A. Löve & Simon
- All About Scentbottle (Platanthera Dilatata (Pursh) Lindl. Ex Beck Var. Dilatata)
- All About Habenaria Dilatata (Pursh) Hook.
- All About Limnorchis Dilatata (Pursh) Rydb.
- All About Platanthera Dilatata (Pursh) Lindl. Ex Beck Var. Angustifolia Hook.
- All About Sierra Bog Orchid
- All About Habenaria Dilatata (Pursh) Hook. Var. Leucostachys (Lindl.) Ames
- All About Habenaria Leucostachys (Lindl.) S. Wats.
- All About Limnorchis Graminifolia Rydb.
- All About Small Green Wood Orchid
- All About Gymnadeniopsis Clavellata (Michx.) Rydb.
- All About Habenaria Clavellata (Michx.) Spreng.
- All About Habenaria Clavellata (Michx.) Spreng. Var. Ophioglossoides Fern.
- All About Habenaria Clavellata (Michx.) Spreng. Var. Wrightii Olive
- All About Crested Yellow Orchid
- All About Blephariglotis Cristata (Michx.) Raf.
- All About Habenaria Cristata (Michx.) R. Br. Ex Ait. F.
- All About Scentbottle
- All About White Fringed Orchid (Platanthera Blephariglottis (Willd.) Lindl.)
- All About Platanthera ×canbyi (Ames) Luer [blephariglottis × Cristata]
- All About Habenaria ×canbyi Ames
- All About Platanthera Pallida P.M. Brown
- All About Chapman's Fringed Orchid
- All About Blephariglotis Chapmanii Small
- All About Habenaria ×chapmanii (Small) Ames
- All About Yellow Fringed Orchid
- All About Blephariglotis Ciliaris (L.) Rydb.
- All About Habenaria Ciliaris (L.) R. Br. Ex Ait. F.
- All About Platanthera Hyperborea Auct. Non (L.) Lindl. [misapplied]
- All About Platanthera ×bicolor (Raf.) Luer (pro Sp.) [blephariglottis × Ciliaris]
- All About Habenaria Bicolor (Raf.) Beckner
- All About White Fringed Orchid
- All About Blephariglotis Blephariglottis (Willd.) Rydb.
- All About Habenaria Blephariglottis (Willd.) Hook.
- All About White Fringed Orchid (Platanthera Blephariglottis (Willd.) Lindl. Var. Conspicua (Nash) Luer)
- All About Blephariglotis Conspicua (Nash) Small
- All About Habenaria Blephariglottis (Willd.) Hook. Var. Conspicua (Nash) Ames
- All About Tall Coastal Plantain
- All About Tweedy's Plantain
- All About Plantago Eriopoda Torr. Var. Tweedyi (Gray) Boivin
- All About Virginia Plantain
- All About Plantago Virginica L. Var. Viridescens Fern.
- All About Wright's Plantain
- All About Plantago Hookeriana Fisch. & C.A. Mey. Var. Nuda (Gray) Poe
- All About Fringed Orchid
- All About Northern Green Orchid
- All About Habenaria Hyperborea Auct. Non (L.) R. Br. Ex Ait. [misapplied]
- All About Plantago Indica L.
- All About Plantago Scabra Moench
- All About Dwarf Plantain
- All About Plantago Hybrida W. Bart.
- All About Plantago Pusilla Nutt. Var. Major Engelm.
- All About Redseed Plantain
- All About Blackseed Plantain (Plantago Rugelii Dcne. Var. Rugelii)
- All About Blackseed Plantain (Plantago Rugelii Dcne.)
- All About Pineland Plantain
- All About Ale (Plantago Princeps Cham. & Schlecht. Var. Laxiflora Gray)
- All About Plantago Princeps Cham. & Schlecht. Var. Denticulata Hbd.
- All About Ale (Plantago Princeps Cham. & Schlecht. Var. Longibracteata Mann)
- All About Plantago Princeps Cham. & Schlecht. Var. Acaulis Wawra
- All About Plantago Princeps Cham. & Schlecht. Var. Elata Wawra
- All About Ale (Plantago Princeps Cham. & Schlecht. Var. Princeps)
- All About Plantago Princeps Cham. & Schlecht. Var. Queleniana (Gaud.) Rock
- All About Ale (Plantago Princeps Cham. & Schlecht.)
- All About Sand Plantain
- All About Plantago Arenaria Waldst. & Kit.
- All About Plantago Picta Morris
- All About Plantago Purshii Roemer & J.A. Schultes
- All About Plantago Purshii Roemer & J.A. Schultes Var. Breviscapa Shinners
- All About Plantago Purshii Roemer & J.A. Schultes Var. Oblonga (Morris) Shinners
- All About Plantago Purshii Roemer & J.A. Schultes Var. Picta Pilger
- All About Plantago Purshii Roemer & J.A. Schultes Var. Spinulosa (Dcne.) Shinners
- All About Plantago Spinulosa Dcne.
- All About Plantago Wyomingensis Gandog.
- All About Ale
- All About Plantago Princeps Cham. & Schlecht. Var. Hirtella Gray
- All About Plantago Melanochrous Pilger
- All About Plantago Muscicola (Rock) Pilger
- All About Plantago Pachyphylla Gray Var. Maviensis Gray
- All About Plantago Pachyphylla Gray Var. Rotundifolia Wawra
- All About Woolly Plantain
- All About Plantago Patagonica Jacq. Var. Breviscapa (Shinners) Shinners
- All About Plantago Patagonica Jacq. Var. Gnaphalioides (Nutt.) Gray
- All About Plantago Patagonica Jacq. Var. Oblonga (Morris) Shinners
- All About Plantago Patagonica Jacq. Var. Spinulosa (Dcne.) Gray
- All About Plantago Insularis Eastw.
- All About Plantago Insularis Eastw. Var. Fastigiata (Morris) Jepson
- All About Plantago Insularis Eastw. Var. Scariosa (Morris) Jepson
- All About Plantago Minima A. Cunningham
- All About Plantago Glabrifolia (Rock) Pilger
- All About Plantago Grayana Pilger
- All About Plantago Grayana Pilger Var. Abrotanelloides Skottsberg
- All About Plantago Hillebrandii Pilger
- All About Plantago Krajinae Pilger
- All About Maui Plantain
- All About Plantago Oliganthos Roemer & J.A. Schultes
- All About Plantago Oliganthos Roemer & J.A. Schultes Var. Fallax Fern.
- All About Goose Tongue (Plantago Maritima L.)
- All About Hoary Plantain
- All About Plantago Media L. Var. Monnieri (Giraud.) Roug.
- All About Desert Indianwheat
- All About Plantago Brunnea Morris
- All About Plantago Fastigiata Morris
- All About Plantago Gooddingii A. Nels. & Kennedy
- All About Plantago Major L. Var. Scopulorum Fries & Broberg
- All About California Goose Tongue
- All About Plantago Juncoides Lam. Var. Californica Fern.
- All About Goose Tongue
- All About Plantago Juncoides Lam.
- All About Plantago Juncoides Lam. Var. Decipiens (Barneoud) Fern.
- All About Plantago Juncoides Lam. Var. Glauca (Hornem.) Fern.
- All About Plantago Juncoides Lam. Var. Laurentiana Fern.
- All About Plantago Maritima L. Ssp. Borealis (Lange) Blytt & O. Dahl
- All About Plantago Maritima L. Ssp. Juncoides (Lam.) Hultén
- All About Plantago Lanceolata L. Var. Sphaerostachya Mert. & Koch
- All About Common Plantain
- All About Plantago Asiatica Auct. Non L. [misapplied]
- All About Plantago Halophila Bickn.
- All About Plantago Major L. Ssp. Intermedia (DC.) Arcang.
- All About Plantago Major L. Var. Asiatica Auct. Non (L.) Dcne. [misapplied]
- All About Plantago Major L. Var. Intermedia (DC.) Pilger
- All About Plantago Major L. Var. Pachyphylla Pilger
- All About Plantago Major L. Var. Pilgeri Domin
- All About Plantago Patagonica Jacq. Var. Californica Greene
- All About Redwool Plantain
- All About Plantago Shastensis Greene
- All About Chilean Plantain
- All About Plantago Truncata Cham. Ssp. Firma (Kunze Ex Walp.) Pilger
- All About Hawai'i Plantain
- All About Plantago Hawaiensis (Gray) Pilger Var. Laxa Pilger
- All About Slender Plantain
- All About Narrowleaf Plantain
- All About Plantago Altissima Auct. Non L. [misapplied]
- All About Buckhorn Plantain
- All About Plantago Coronopus L. Ssp. Commutata (Guss.) Pilger
- All About Weak Plantain
- All About Prairie Plantain
- All About Prairie Plantain (Plantago Elongata Pursh Ssp. Pentasperma Bassett)
- All About Prairie Plantain (Plantago Elongata Pursh)
- All About Dotseed Plantain