- All About Oenothera Deltoides Torr. & Frém. Var. Howellii Munz
- All About Piper's Evening-primrose
- All About Oenothera Deltoides Torr. & Frém. Var. Piperi Munz
- All About Birdcage Evening-primrose (Oenothera Deltoides Torr. & Frém.)
- All About Beach Evening-primrose
- All About Raimannia Drummondii (Hook.) Rose Ex Sprague & Riley
- All About Hooker's Evening-primrose
- All About Oenothera Biennis L. Var. Hirsutissima Gray Ex S. Wats.
- All About Oenothera Elata Kunth Ssp. Texensis W. Dietr. & W.L. Wagner
- All About Anogra Coronopifolia (Torr. & Gray) Britt.
- All About Curtiss' Evening-primrose
- All About Raimannia Curtissii Rose
- All About Birdcage Evening-primrose
- All About Oenothera Deltoides Torr. & Frém. Var. Decumbens (S. Wats.) Munz
- All About Birdcage Evening-primrose (Oenothera Deltoides Torr. & Frém. Ssp. Cognata (Jepson) W. Klein)
- All About Oenothera Deltoides Torr. & Frém. Var. Cognata (Jepson) Munz
- All About Birdcage Evening-primrose (Oenothera Deltoides Torr. & Frém. Ssp. Deltoides)
- All About Oenothera Deltoides Torr. & Frém. Var. Cineracea (Jepson) Munz
- All About Oenothera Deltoides Torr. & Frém. Var. Typica Munz
- All About Oenothera Avita (W. Klein) W. Klein
- All About California Evening-primrose (Oenothera Californica (S. Wats.) S. Wats. Ssp. Californica)
- All About Oenothera Californica (S. Wats.) S. Wats. Var. Glabrata Munz
- All About Eureka Dunes Evening-primrose
- All About Oenothera Avita (W. Klein) W. Klein Ssp. Eurekensis (Munz & Roos) W. Klein
- All About Oenothera Deltoides Torr. & Frém. Ssp. Eurekensis Munz & Roos
- All About California Evening-primrose (Oenothera Californica (S. Wats.) S. Wats.)
- All About Spotted Evening-primrose
- All About Gaurella Canescens (Torr. & Frém.) A. Nels.
- All About Cavedwelling Evening-primrose
- All About Crownleaf Evening-primrose
- All About Tufted Evening-primrose (Oenothera Caespitosa Nutt. Ssp. Marginata (Nutt. Ex Hook. & Arn.) Munz)
- All About Oenothera Caespitosa Nutt. Var. Marginata (Nutt. Ex Hook. & Arn.) Munz
- All About Oenothera Cespitosa Nutt. Ssp. Marginata (Nutt. Ex Hook. & Arn.) Munz [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Var. Marginata (Nutt. Ex Hook. & Arn.) Munz [orthographic Variant]
- All About Navajo Evening-primrose
- All About Oenothera Caespitosa Nutt. Var. Navajoensis (W.L. Wagner, Stockhouse & Klein) Cronq.
- All About Oenothera Cespitosa Nutt. Ssp. Navajoensis W.L. Wagner, Stockhouse & Klein [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Var. Navajoensis (W.L. Wagner, Stockhouse & Klein) Cronq. [orthographic Variant]
- All About Tufted Evening-primrose (Oenothera Caespitosa Nutt.)
- All About Oenothera Cespitosa Nutt. [orthographic Variant]
- All About California Evening-primrose (Oenothera Californica (S. Wats.) S. Wats. Ssp. Avita W. Klein)
- All About Pachylophis Cespitosus (Nutt.) Raimann [orthographic Variant]
- All About Pachylophis Montanus (Nutt.) A. Nels.
- All About Tufted Evening-primrose (Oenothera Caespitosa Nutt. Ssp. Crinita (Rydb.) Munz)
- All About Oenothera Caespitosa Nutt. Ssp. Jonesii (Munz) Munz
- All About Oenothera Caespitosa Nutt. Var. Crinita (Rydb.) Munz
- All About Oenothera Caespitosa Nutt. Var. Jonesii Munz
- All About Oenothera Cespitosa Nutt. Ssp. Crinita (Rydb.) Munz [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Ssp. Jonesii (Munz) Munz [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Var. Crinita (Rydb.) Munz [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Var. Jonesii Munz [orthographic Variant]
- All About Tufted Evening-primrose
- All About Oenothera Caespitosa Nutt. Ssp. Montana (Nutt.) Munz
- All About Oenothera Caespitosa Nutt. Ssp. Purpurea (S. Wats.) Munz
- All About Oenothera Caespitosa Nutt. Var. Montana (Nutt.) Dur.
- All About Oenothera Caespitosa Nutt. Var. Purpurea (S. Wats.) Munz
- All About Oenothera Cespitosa Nutt. Ssp. Cespitosa Nutt. [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Ssp. Montana (Nutt.) Munz [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Ssp. Purpurea (S. Wats.) Munz [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Var. Montana (Nutt.) Dur. [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Var. Purpurea (S. Wats.) Munz [orthographic Variant]
- All About Pachylophis Caespitosus (Nutt.) Raimann
- All About Oenothera Muricata L.
- All About Oenothera Pycnocarpa Atkinson & Bartlett
- All About Shortfruit Evening-primrose
- All About Lavauxia Brachycarpa (Gray) Britt.
- All About Megapterium Brachycarpum (Gray) Levl.
- All About Oenothera Brachycarpa Gray Var. Wrightii (Gray) Levl.
- All About Oenothera Caespitosa Nutt. Ssp. Australis Woot. & Standl.
- All About Oenothera Caespitosa Nutt. Var. Australis (Woot. & Standl.) Munz
- All About Oenothera Cespitosa Nutt. Ssp. Australis Woot. & Standl. [orthographic Variant]
- All About Oenothera Cespitosa Nutt. Var. Australis (Woot. & Standl.) Munz [orthographic Variant]
- All About Whitest Evening-primrose
- All About Anogra Albicaulis (Pursh) Britt.
- All About Oenothera Ctenophylla (Woot. & Standl.) Tidestrom
- All About California Evening-primrose
- All About Oenothera Avita (W. Klein) W. Klein Ssp. Arizonica (Munz) W. Klein
- All About Oenothera Californica (S. Wats.) S. Wats. Ssp. Arizonica (Munz) W. Klein
- All About Oenothera Deltoides Torr. & Frém. Var. Arizonica Munz
- All About Common Evening-primrose
- All About Oenothera Biennis L. Ssp. Caeciarum Munz
- All About Oenothera Biennis L. Ssp. Centralis Munz
- All About Oenothera Biennis L. Var. Pycnocarpa (Atkinson & Bartlett) Wieg.
- All About Indian Plum (Oemleria Cerasiformis (Torr. & Gray Ex Hook. & Arn.) Landon)
- All About Nuttallia Cerasiformis Torr. & Gray Ex Hook. & Arn.
- All About Osmaronia Cerasiformis (Torr. & Gray Ex Hook. & Arn.) Greene
- All About Waterdropwort
- All About Fineleaf Waterdropwort
- All About Corkyfruit Waterdropwort
- All About Water Parsely
- All About Evening-primrose
- All About Flaming Gorge Evening-primrose
- All About Oenothera Flava (A. Nels.) Garrett Var. Acutissima (W.L. Wagner) Welsh
- All About Longflower Evening-primrose
- All About Odontonema Strictum (Nees) Kuntze
- All About Thyrsacanthus Strictus Nees
- All About Creepingfern (Odontosoria Fée)
- All About Clubbed Creepingfern
- All About Sphenomeris Clavata (L.) Maxon
- All About Hartweg's Doll's-lily
- All About Hartweg's Doll's-lily (Odontostomum Hartwegii Torr.)
- All About Monk Orchid
- All About Monk Orchid (Oeceoclades Maculata (Lindl.) Lindl.)
- All About Eulophidium Maculatum (Lindl.) Pfitzer
- All About Oemleria
- All About Aster Acuminatus Michx. Var. Magdalenensis Fern.
- All About Bog Aster
- All About Aster Nemoralis Ait.
- All About Pine Barren Whitetop Aster
- All About Aster Reticulatus Pursh
- All About Doellingeria Reticulata (Pursh) Greene
- All About Toothedthread
- All About Mottled Toothedthread
- All About Thyrsacanthus Cuspidatus Nees
- All About Firespike
- All About Ochrosia Konaensis St. John
- All About Basil
- All About Sweet Basil
- All About Ocimum Americanum L.
- All About Least Basil
- All About Ocimum Micranthum Willd.
- All About African Basil
- All About Ocimum Viride Willd.
- All About Aster (Oclemena Greene)
- All About Whorled Wood Aster
- All About Aster Acuminatus Michx.
- All About Ochrosia Forbesii St. John
- All About Ochrosia Holei St. John
- All About Ochrosia Kondoi St. John
- All About Ochrosia Lamoureuxii St. John
- All About Ochrosia Microcalyx St. John
- All About Ochrosia Sandwicensis Auct. Non A. DC. [misapplied]
- All About Elliptic Yellowwood
- All About Island Yellowwood
- All About Ochrosia Hamakuaensis St. John
- All About Kauai Yellowwood
- All About Hawai'i Yellowwood
- All About Blackgum
- All About Nyssa Sylvatica Marsh. Var. Caroliniana (Poir.) Fern.
- All About Nyssa Sylvatica Marsh. Var. Dilatata Fern.
- All About Nyssa Sylvatica Marsh. Var. Typica Fern.
- All About Bear Tupelo
- All About Nyssa Sylvatica Marsh. Var. Ursina (Small) Wen & Stuessy
- All About Obolaria
- All About Virginia Pennywort
- All About Yellowwood (Ochrosia Juss.)
- All About Holei
- All About Nymphoides Humboldtiana (Kunth) Kuntze
- All About Yellow Floatingheart
- All About Limnanthemum Peltatum Gmel.
- All About Nymphoides Nymphaeoides (L.) Britt.
- All About Tupelo
- All About Water Tupelo
- All About Nyssa Uniflora Wangenh.
- All About Swamp Tupelo
- All About Nyssa Sylvatica Marsh. Var. Biflora (Walt.) Sarg.
- All About Ogeechee Tupelo
- All About Nyssa Acuminata Small
- All About American White Waterlily (Nymphaea Odorata Ait.)
- All About Nymphaea ×thiona Ward [mexicana × Odorata]
- All About Floatingheart
- All About Big Floatingheart
- All About Little Floatingheart
- All About Nymphoides Lacunosa (Vent.) Kuntze
- All About Villarsia Lacunosa Vent.
- All About Crested Floatingheart
- All About Menyanthes Cristata Roxb.
- All About Nymphoides Hydrophylla Auct. Non (Lour.) Kuntze [misapplied]
- All About Water Snowflake
- All About Nymphaea Minor (Sims) DC.
- All About Nymphaea Odorata Ait. Var. Gigantea Tricker
- All About Nymphaea Odorata Ait. Var. Godfreyi Ward
- All About Nymphaea Odorata Ait. Var. Minor Sims
- All About Nymphaea Odorata Ait. Var. Rosea Pursh
- All About Nymphaea Odorata Ait. Var. Stenopetala Fern.
- All About Nymphaea Odorata Ait. Var. Villosa Caspary
- All About American White Waterlily (Nymphaea Odorata Ait. Ssp. Tuberosa (Paine) Wiersma & Hellquist)
- All About Castalia Tuberosa (Paine) Greene
- All About Nymphaea Odorata Ait. Var. Maxima (Conrad) Boivin
- All About Nymphaea Tuberosa Paine
- All About Nymphaea Tetragona Georgi Ssp. Leibergii (Morong) Porsild
- All About Nymphaea Tetragona Georgi Var. Leibergii (Morong) Boivin
- All About White Egyptian Lotus
- All About Yellow Waterlily
- All About Castalia Flava (Leitner) Greene
- All About American White Waterlily
- All About Castalia Lekophylla Small
- All About Castalia Minor (Sims) Nyar
- All About Castalia Odorata (Ait.) Wood
- All About Castalia Reniformis DC.
- All About Dotleaf Waterlily (Nymphaea Ampla (Salisb.) DC.)
- All About Cape Blue Waterlily (Nymphaea Capensis Thunb.)
- All About Nymphaea Capensis Thunb. Var. Zanzibariensis (Caspary) Conard
- All About Nymphaea Zanzibariensis Caspary
- All About Nymphaea ×daubenyana W.T. Baxter Ex Daubeny [caerulea × Micrantha]
- All About Tropical Royalblue Waterlily
- All About Castalia Elegans (Hook.) Greene
- All About James' Waterlily
- All About Castalia Jamesoniana (Planch.) Britt. & P. Wilson
- All About Nymphaea Blanda G.F.W. Mey. Nom. Illeg.
- All About Leiberg's Waterlily
- All About Toadflax (Nuttallanthus D.A. Sutton)
- All About Canada Toadflax
- All About Linaria Canadensis (L.) Chaz.
- All About Apalachicola Toadflax
- All About Linaria Floridana Chapman
- All About Texas Toadflax
- All About Linaria Canadensis (L.) Chaz. Var. Texana (Scheele) Pennell
- All About Linaria Texana Scheele
- All About Waterlily
- All About Dotleaf Waterlily
- All About Castalia Ampla Salisb.
- All About Yellow Pond-lily (Nuphar Lutea (L.) Sm. Ssp. Pumila (Timm) E.O. Beal)
- All About Nuphar Microphylla (Pers.) Fern.
- All About Nuphar Pumila (Timm) DC.
- All About Yellow Pond-lily (Nuphar Lutea (L.) Sm. Ssp. Ulvacea (Mill. & Standl.) E.O. Beal)
- All About Nuphar Advena (Ait.) Ait. F. Ssp. Ulvacea (Mill. & Standl.) D. Padgett
- All About Nymphaea Ulvacea Mill. & Standl.
- All About Varigated Yellow Pond-lily
- All About Nuphar Advena (Ait.) Ait. F. Var. Fraterna (Mill. & Standl.) Standl.
- All About Nuphar Variegata Dur.
- All About Nymphaea Fraterna Mill. & Standl.
- All About Yellow Pond-lily (Nuphar Lutea (L.) Sm.)
- All About Nymphaea Macrophylla Small
- All About Nymphozanthus Advena (Ait.) Fern.
- All About Nymphozanthus Ozarkanus (Mill. & Standl.) Palmer & Steyermark
- All About Yellow Pond-lily (Nuphar Lutea (L.) Sm. Ssp. Orbiculata (Small) E.O. Beal)
- All About Nuphar Orbiculata (Small) Standl.
- All About Nymphaea Bombycina (Mill. & Standl.) Standl.
- All About Nymphaea Orbiculata Small
- All About Rocky Mountain Pond-lily
- All About Nuphar Polysepala Engelm.
- All About Nymphaea Polysepala (Engelm.) Greene
- All About Nymphozanthus Polysepalus (Engelm.) Fern.
- All About Nuphar Fluviatilis (Harper) Standl.
- All About Nuphar ×interfluitans Fern.
- All About Nuphar Lutea (L.) Sm. Ssp. Macrophylla (Small) E.O. Beal
- All About Nuphar Lutea (L.) Sm. Ssp. Ozarkana (Mill. & Standl.) E.O. Beal
- All About Nuphar Microcarpa (Mill. & Standl.) Standl.
- All About Nuphar Ovata (Mill. & Standl.) Standl.
- All About Nuphar Ozarkana (Mill. & Standl.) Standl.
- All About Nuphar Puteora Fern.
- All About Nymphaea Advena Ait.
- All About Nymphaea Chartacea Mill. & Standl.
- All About Nymphaea Fluviatilis Harper
- All About Nototrichium Sandwicense (Gray) Hbd. Var. Subcordatum O. Deg. & Sherff
- All About Nototrichium Sandwicense (Gray) Hbd. Var. Syringifolium Sherff
- All About Nototrichium Viride Hbd.
- All About Nototrichium Viride Hbd. Var. Kalaupapae St. John
- All About Nototrichium Viride Hbd. Var. Oblongifolium Sherff