- All About Trimezia
- All About Martinique Trimezia
- All About Cipura Martinicensis (Jacq.) Kunth
- All About Iris Martinicensis Jacq.
- All About Venus' Looking-glass
- All About Jeweled Wakerobin
- All About Blue Ridge Wakerobin
- All About Furrowed Wakerobin
- All About Trillium Erectum L. Var. Sulcatum Barksdale
- All About Longbract Wakerobin
- All About Painted Trillium
- All About Sweet Wakerobin
- All About Trillium Erectum L. Var. Vaseyi (Harbison) Ahles
- All About Dwarf Wakerobin
- All About Dwarf Wakerobin (Trillium Pusillum Michx.)
- All About Bloody Butcher
- All About Confederate Wakerobin
- All About Brook Wakerobin
- All About Illscented Wakerobin
- All About Toadshade
- All About Trillium Ovatum Pursh Var. Oettingeri (Munz & Thorne) Case
- All About Pacific Trillium
- All About Pacific Trillium (Trillium Ovatum Pursh)
- All About Persistent Wakerobin
- All About Idaho Trillium
- All About Ozark Wakerobin
- All About Trillium Ozarkanum Palmer & Steyermark
- All About Trillium Recurvatum Beck Ssp. Lanceolatum (S. Wats.) E. Murr.
- All About Yellow Wakerobin
- All About Trillium Cuneatum Raf. Var. Luteum (Muhl.) Ahles
- All About Trillium Viride Beck Var. Luteum (Muhl.) Gleason
- All About Spotted Wakerobin
- All About Snow Trillium
- All About Oettinger's Trillium
- All About Trillium Declinatum Auct. Non (Gray) Gleason [misapplied]
- All About Trillium Erectum L. Var. Blandum Jennison
- All About Trillium Erectum L. Var. Declinatum Auct. Non Gray [misapplied]
- All About Trillium Gleasonii Auct. Non Fern. [misapplied]
- All About White Trillium
- All About Giant Purple Wakerobin
- All About Lanceleaf Wakerobin
- All About Trillium Lanceolatum (S. Wats.) Boykin Ex Small
- All About Chattahoochee River Wakerobin
- All About Trailing Wakerobin
- All About Mottled Wakerobin
- All About Red Trillium
- All About Trillium Erectum L. Var. Album Pursh
- All About Trillium Erectum L. Var. Flavum Torr.
- All About Nodding Wakerobin
- All About Giant Wakerobin (Trillium Chloropetalum (Torr.) T.J. Howell Var. Giganteum (Hook. & Arn.) Munz)
- All About Trillium Giganteum (Hook. & Arn.) Heller
- All About Trillium Sessile L. Ssp. Giganteum (Hook. & Arn.) E. Murr.
- All About Trillium Sessile L. Var. Giganteum Hook. & Arn.
- All About Giant Wakerobin (Trillium Chloropetalum (Torr.) T.J. Howell)
- All About Little Sweet Betsy
- All About Trillium Hugeri Small
- All About Narrowpetal Wakerobin
- All About Trillium Chloropetalum (Torr.) T.J. Howell Var. Angustipetalum (Torr.) Munz
- All About Trillium Sessile L. Var. Angustipetalum Torr.
- All About Bashful Wakerobin
- All About Whip-poor-will Flower
- All About Trillium Cernuum L. Var. Macranthum Eames & Wieg.
- All About Giant Wakerobin
- All About Trillium Sessile L. Var. Chloropetalum Torr.
- All About Three-rib Arrowgrass
- All About Triglochin Striatum Ruiz & Pavón [orthographic Variant]
- All About Fenugreek
- All About Cultivated Fenugreek
- All About Sicklefruit Fenugreek
- All About Trillium
- All About Giant White Wakerobin
- All About Triglochin Elata Nutt.
- All About Triglochin Elatum Nutt. [orthographic Variant]
- All About Triglochin Maritima L. Var. Elata (Nutt.) Gray
- All About Triglochin Maritimum L. [orthographic Variant]
- All About Triglochin Maritimum L. Var. Elatum (Nutt.) Gray [orthographic Variant]
- All About Marsh Arrowgrass
- All About Triglochin Palustre L. [orthographic Variant]
- All About Slender Arrowgrass
- All About Triglochin Concinna Burtt Davy Var. Concinna Burtt Davy [superfluous Autonym]
- All About Triglochin Concinna Burtt-Davy Var. Debilis (M.E. Jones) J.T. Howell
- All About Triglochin Concinnum Burtt-Davy [orthographic Variant]
- All About Triglochin Concinnum Burtt-Davy Var. Debile (M.E. Jones) J.T. Howell [orthographic Variant]
- All About Triglochin Debile (M.E. Jones) A.& D. Löve [orthographic Variant]
- All About Triglochin Debilis (M.E. Jones) A.& D. Löve
- All About Seaside Arrowgrass
- All About Trifolium Kennedianum (McDermott) A. Nels. & J.F. Macbr.
- All About Trifolium Spinulosum Dougl. Ex Hook.
- All About Trifolium Willdenowii Spreng. Var. Fimbriatum (Lindl.) Ewan
- All About Trifolium Willdenowii Spreng. Var. Kennedianum (McDermott) Ewan
- All About Trifolium Wormskioldii Lehm. Var. Fimbriatum (Lindl.) Jepson
- All About Trifolium Wormskioldii Lehm. Var. Kennedianum (McDermott) Jepson
- All About Arrowgrass
- All About Trifolium Fendleri Greene
- All About Trifolium Fimbriatum Lindl.
- All About Trifolium Heterodon Torr. & Gray
- All About Trifolium Involucratum Ortega Var. Fendleri (Greene) McDermott
- All About Trifolium Involucratum Ortega Var. Fimbriatum (Lindl.) McDermott
- All About Trifolium Involucratum Ortega Var. Heterodon (Torr. & Gray) S. Wats.
- All About Trifolium Involucratum Ortega Var. Kennedianum McDermott
- All About Arrowleaf Clover
- All About Tomcat Clover
- All About Trifolium Tridentatum Lindl.
- All About Trifolium Tridentatum Lindl. Var. Aciculare (Nutt.) McDermott
- All About Trifolium Willdenovii Sprengel [orthographic Variant]
- All About Cows Clover
- All About Lupinaster Wormskioldii (Lehm.) K. Presl
- All About Trifolium Geminiflorum Greene
- All About Trifolium Melananthum Hook. & Arn.
- All About Trifolium Polyodon Greene
- All About Trifolium Trilobatum Jepson
- All About Trifolium Variegatum Nutt. Var. Major Loja.
- All About Trifolium Variegatum Nutt. Var. Melananthum (Hook. & Arn.) Greene
- All About Trifolium Variegatum Nutt. Var. Rostratum (Greene) C.L. Hitchc.
- All About Trifolium Variegatum Nutt. Var. Trilobatum (Jepson) McDermott
- All About Knotted Clover
- All About Subterranean Clover (Trifolium Subterraneum L.)
- All About Woolly Clover
- All About Trifolium Tomentosum L. Var. Tomentosum L. [superfluous Autonym]
- All About Monterey Clover
- All About Whitetip Clover
- All About Trifolium Appendiculatum Loja.
- All About White Clover
- All About Trifolium Repens L. Var. Atropurpureum Hort.
- All About Reversed Clover
- All About Teasel Clover
- All About Trifolium Parviflorum Ehrh.
- All About Mediterranean Clover
- All About Star Clover
- All About Trifolium Pratense L. Var. Frigidum Auct. Non Gaudin [misapplied]
- All About Trifolium Pratense L. Var. Sativum (P. Mill.) Schreb.
- All About Shasta Clover
- All About Trifolium Kingii S. Wats. Ssp. Productum (Greene) D. Heller
- All About Trifolium Kingii S. Wats. Var. Productum (Greene) Jepson
- All About Buffalo Clover
- All About Trifolium Reflexum L. Var. Glabrum Loja.
- All About Trifolium Longicaule Woot. & Standl.
- All About Trifolium Willdenowii Spreng. Var. Longicaule (Woot. & Standl.) L. Benson
- All About Trifolium Wormskioldii Lehm. Var. Longicaule (Woot. & Standl.) L. Benson
- All About Bigleaf Clover
- All About Trifolium Plumosum Dougl. Ex Hook. Var. Amplifolium J.S. Martin
- All About Plumed Clover (Trifolium Plumosum Dougl. Ex Hook.)
- All About Red Clover
- All About Trifolium Inaequale Rydb.
- All About Trifolium Montanense Rydb.
- All About Trifolium Parryi Gray Var. Montanense (Rydb.) Isely
- All About Trifolium Parryi Gray Var. Montanense (Rydb.) Welsh
- All About Parry's Clover (Trifolium Parryi Gray Ssp. Salictorum (Greene Ex Rydb.) J. Gillett)
- All About Trifolium Salictorum Greene Ex Rydb.
- All About Parry's Clover (Trifolium Parryi Gray)
- All About Woods Clover
- All About Trifolium Pauciflorum Nutt.
- All About Trifolium Variegatum Nutt. Var. Pauciflorum (Nutt.) McDermott
- All About Olive Clover
- All About Trifolium Albopurpureum Torr. & Gray Var. Olivaceum (Greene) Isely
- All About Trifolium Columbianum Greene Var. Olivaceum (Greene) Jepson
- All About Owyhee Clover
- All About Parry's Clover
- All About White Mountain Clover
- All About Trifolium Longipes Nutt. Var. Neurophyllum (Greene) J.S. Martin Ex Isely
- All About Trifolium Rusbyi Greene Ssp. Neurophyllum (Greene) Heller & Zoh.
- All About Small White Clover
- All About Clammy Clover
- All About Trifolium Tridentatum Lindl. Var. Obtusiflorum (Hook. F.) S. Wats.
- All About Fewflower Clover
- All About Trifolium Arizonicum Greene
- All About Trifolium Involucratum Ortega Var. Arizonicum (Greene) McDermott
- All About Trifolium Lacerum Greene
- All About Trifolium Mucronatum Willd. Ex Spreng. Var. Arizonicum (Greene) Isely
- All About Trifolium Oxydon Greene Ex Rydb.
- All About Trifolium Wormskioldii Lehm. Var. Arizonicum (Greene) Barneby
- All About Cusp Clover
- All About Dwarf Clover (Trifolium Nanum Torr.)
- All About Mountain Carpet Clover (Trifolium Monanthum Gray Ssp. Tenerum (Eastw.) J. Gillett)
- All About Trifolium Monanthum Gray Var. Eastwoodianum J.S. Martin
- All About Trifolium Monanthum Gray Var. Tenerum (Eastw.) Parish
- All About Trifolium Tenerum Eastw.
- All About Mountain Carpet Clover (Trifolium Monanthum Gray)
- All About Trifolium Monanthum Gray Var. Monanthum Gray [superfluous Autonym]
- All About Spinytooth Clover
- All About Mountain Carpet Clover (Trifolium Monanthum Gray Ssp. Parvum (Kellogg) J. Gillett)
- All About Trifolium Monanthum Gray Var. Caulescens Loja.
- All About Trifolium Monanthum Gray Var. Parvum (Kellogg) McDermott
- All About Trifolium Monanthum Gray Var. Pusillum (Greene) Jepson
- All About Trifolium Multicaule M.E. Jones
- All About Trifolium Pauciflorum Nutt. Var. Parvum Kellogg
- All About Trifolium Pusillum Greene
- All About Trifolium Macrocephalum (Pursh) Poir. Var. Caeruleomontanum St. John
- All About Smallhead Clover
- All About Thimble Clover
- All About Trifolium Microdon Hook. & Arn. Var. Pilosum Eastw.
- All About Mountain Carpet Clover
- All About Trifolium Monanthum Gray Var. Grantianum (Heller) Parish
- All About Trifolium Simulans House
- All About Mountain Carpet Clover (Trifolium Monanthum Gray Ssp. Monanthum)
- All About Chilean Clover (Trifolium Macraei Hook. & Arn.)
- All About Trifolium Bicephalum Elmer
- All About Trifolium Catalinae S. Wats.
- All About Trifolium Mercedense Kennedy
- All About Trifolium Traskiae Kennedy
- All About Largehead Clover
- All About Lupinaster Macrocephalus Pursh
- All About Trifolium Rusbyi Greene Ssp. Reflexum (A. Nels.) Heller & Zoh.
- All About Trifolium Rydbergii Greene
- All About Longstalk Clover (Trifolium Longipes Nutt. Ssp. Shastense (House) J. Gillett)
- All About Trifolium Longipes Nutt. Var. Shastense (House) Jepson
- All About Trifolium Rusbyi Greene Ssp. Shastense (House) Heller & Zoh.
- All About Trifolium Shastense House
- All About Longstalk Clover (Trifolium Longipes Nutt.)
- All About Pygmy Clover
- All About Trifolium Longipes Nutt. Var. Brachypus S. Wats.
- All About Trifolium Longipes Nutt. Var. Pygmaeum Gray
- All About Trifolium Longipes Nutt. Var. Rusbyi (Greene) Harrington
- All About Trifolium Rusbyi Greene
- All About Droopflower Clover
- All About Trifolium Longipes Nutt. Var. Reflexum A. Nels.
- All About Trifolium Oreganum T.J. Howell Var. Rydbergii (Greene) McDermott
- All About Trifolium Longipes Nutt. Var. Oreganum (T.J. Howell) Isely
- All About Trifolium Oreganum T.J. Howell
- All About Trifolium Rusbyi Greene Ssp. Oreganum (T.J. Howell) Heller & Zoh.
- All About Longstalk Clover (Trifolium Longipes Nutt. Ssp. Pedunculatum (Rydb.) J. Gillett)
- All About Trifolium Longipes Nutt. Var. Pedunculatum (Rydb.) C.L. Hitchc.
- All About Trifolium Longipes Nutt. Var. Pedunculatum (Rydb.) Isely
- All About Trifolium Pedunculatum Rydb.
- All About Trifolium Hansenii Greene
- All About Trifolium Longipes Nutt. Var. Hansenii (Greene) Jepson
- All About Trifolium Longipes Nutt. Var. Nevadense Jepson
- All About Longstalk Clover (Trifolium Longipes Nutt. Ssp. Multipedunculatum (Kennedy) J. Gillett)
- All About Trifolium Longipes Nutt. Var. Multipedunculatum (Kennedy) J.S. Martin Ex Isely
- All About Trifolium Multipedunculatum Kennedy
- All About Trifolium Rusbyi Greene Ssp. Multipedunculatum (Kennedy) Heller & Zoh.
- All About Oregon Clover
- All About Trifolium Atrorubens (Greene) House
- All About Trifolium Longipes Nutt. Var. Atrorubens (Greene) Jepson
- All About Trifolium Rusbyi Greene Var. Atrorubens Greene
- All About Elmer's Clover
- All About Trifolium Elmeri Greene
- All About Trifolium Longipes Nutt. Var. Elmeri (Greene) McDermott
- All About Hansen's Clover
- All About Twin Clover
- All About Trifolium Aitonii Rydb.
- All About Trifolium Howellii S. Wats. Var. Latifolium (Hook.) McDermott
- All About Trifolium Longipes Nutt. Var. Latifolium Hook.
- All About Trifolium Orbiculatum Kennedy & McDermott
- All About Lemmon's Clover
- All About Trifolium Gymnocarpon Nutt. Var. Lemmonii (S. Wats.) McDermott
- All About Longstalk Clover
- All About Jim's Clover
- All About King's Clover
- All About King's Clover (Trifolium Kingii S. Wats. Ssp. Macilentum (Greene) J. Gillett)