Family: Asteraceae
Genus: Machaeranthera
Species:
Machaeranthera arida B.L. Turner & Horne Machaeranthera ammophila Reveal Machaeranthera arizonica R.C. Jacks. & R.R. Johnson Machaeranthera coulteri (A. Gray) B.L. Turner & Horne var. arida (B.L. Turner & Horne) B.L. Turner Machaeranthera asteroides (Torr.) Greene Machaeranthera asteroides (Torr.) Greene var. asteroides Machaeranthera amplifolia Woot. & Standl. Machaeranthera canescens (Pursh) A. Gray var. latifolia A. Gray Machaeranthera pruinosa A. Gray Machaeranthera simplex Woot. & Standl. Machaeranthera verna A. Nelson Machaeranthera asteroides (Torr.) Greene var. glandulosa B.L. Turner Machaeranthera hansonii A. Nelson Machaeranthera asteroides (Torr.) Greene var. lagunensis (D.D. Keck) B.L. Turner Machaeranthera lagunensis D.D. Keck Machaeranthera bigelovii (A. Gray) Greene Machaeranthera bigelovii (A. Gray) Greene var. bigelovii Machaeranthera aquifolia Greene ex Woot. & Standl. Machaeranthera centaureoides Greene ex Woot. & Standl. Machaeranthera pattersonii (A. Gray) Greene Machaeranthera rubricaulis Rydb. Machaeranthera bigelovii (A. Gray) Greene var. commixta (Greene) B.L. Turner Machaeranthera canescens (Pursh) A. Gray var. commixta (Greene) S.L. Welsh Machaeranthera commixta Greene Machaeranthera bigelovii (A. Gray) Greene var. mucronata (Greene) B.L. Turner Machaeranthera mucronata Greene Machaeranthera blephariphylla (A. Gray) Shinners Machaeranthera correllii Shinners Machaeranthera gymnocephala auct. non (DC.) Shinners Machaeranthera canescens (Pursh) A. Gray Machaeranthera canescens (Pursh) A. Gray ssp. canescens Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. ambigua B.L. Turner Machaeranthera angustifolia Woot. & Standl. Machaeranthera oxylepis Greene Machaeranthera scoparia Greene Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. canescens Machaeranthera angustifolia Rydb., non Woot. & Standl. Machaeranthera canescens (Pursh) A. Gray var. latifolia (A. Nelson) S.L. Welsh, non A. Gray Machaeranthera canescens (Pursh) A. Gray var. monticola Dorn Machaeranthera canescens (Pursh) A. Gray var. viscosa (Nutt.) Piper Machaeranthera divaricata (Nutt.) Greene Machaeranthera glabella Greene ex Rydb. Machaeranthera laetevirens Greene, non Aster laetevirens (Greene) Greene Machaeranthera latifolia A. Nelson Machaeranthera leptophylla Rydb. Machaeranthera linearis Rydb., nom. illeg., non Machaeranthera linearis Greene Machaeranthera montana Greene Machaeranthera paniculata A. Nelson Machaeranthera pinosa Elmer Machaeranthera pulverulenta (Nutt.) Greene Machaeranthera ramosa A. Nelson Machaeranthera selbyi Rydb. Machaeranthera shastensis A. Gray var. glossophylla (Piper) Cronquist & D.D. Keck Machaeranthera shastensis A. Gray var. latifolia (Cronquist) Cronquist & D.D. Keck Machaeranthera shastensis A. Gray var. montana (Greene) Cronquist & D.D. Keck Machaeranthera spinulosa (Greene) Cory, non Amellus spinulosa Pursh Machaeranthera subalpina Greene Machaeranthera superba A. Nelson Machaeranthera viscosa (Nutt.) Greene Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. incana (Lindl.) A. Gray Machaeranthera attenuata Howell Machaeranthera canescens (Pursh) A. Gray var. tephrodes A. Gray Machaeranthera incana (Lindl.) Greene Machaeranthera tephrodes (A. Gray) Greene Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. leucanthemifolia (Greene) S.L. Welsh Machaeranthera hiemalis A. Nelson Machaeranthera leucanthemifolia (Greene) Greene Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. sessiliflora (Nutt.) B.L. Turner Machaeranthera magna A. Nelson Machaeranthera sessiliflora (Nutt.) Greene Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. shastensis (A. Gray) B.L. Turner Machaeranthera eradiata (A. Gray) Howell Machaeranthera inops A. Nelson & J.F. Macbr. Machaeranthera inops A. Nelson & J.F. Macbr. var. atrata A. Nelson & J.F. Macbr. Machaeranthera inornata (Greene) Greene Machaeranthera shastensis A. Gray Machaeranthera shastensis A. Gray var. eradiata (A. Gray) Cronquist & D.D. Keck Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. ziegleri (Munz) B.L. Turner Machaeranthera canescens (Pursh) A. Gray ssp. ziegleri Munz Machaeranthera canescens (Pursh) A. Gray ssp. glabra (A. Gray) B.L. Turner Machaeranthera canescens (Pursh) A. Gray ssp. glabra (A. Gray) B.L. Turner var. aristata (Eastw.) B.L. Turner Machaeranthera canescens (Pursh) A. Gray var. vacans (A. Nelson) S.L. Welsh Machaeranthera cichoriacea Greene Machaeranthera pulverulenta (Nutt.) Greene var. vacans A. Nelson Machaeranthera rigida Greene Machaeranthera canescens (Pursh) A. Gray ssp. glabra (A. Gray) B.L. Turner var. glabra A. Gray Machaeranthera canescens (Pursh) A. Gray var. viridis A. Gray Machaeranthera fremontii Rydb. Machaeranthera linearis Greene Machaeranthera canescens (Pursh) A. Gray ssp. glabra (A. Gray) B.L. Turner var. nebraskana B.L. Turner Machaeranthera carnosa (A. Gray) G.L. Nesom Machaeranthera carnosa (A. Gray) G.L. Nesom var. carnosa Machaeranthera carnosa (A. Gray) G.L. Nesom var. intricata (A. Gray) G.L. Nesom Machaeranthera coloradoensis (A. Gray) Osterh. Machaeranthera coloradoensis (A. Gray) Osterh. var. brandegeei (Rydb.) T.J. Watson ex R.L. Hartm. Machaeranthera coloradoensis (A. Gray) Osterh. var. coloradoensis Machaeranthera gracilis (Nutt.) Shinners Machaeranthera grindelioides (Nutt.) Shinners Machaeranthera grindelioides (Nutt.) Shinners var. depressa (Maguire) Cronquist & D.D. Keck Machaeranthera grindelioides (Nutt.) Shinners var. grindelioides Machaeranthera gypsitherma G.L. Nesom, Vorobik & R.L. Hartm. Machaeranthera gypsophila B.L. Turner Machaeranthera juncea (Greene) Shinners Machaeranthera parviflora A. Gray Machaeranthera pygmaea (A. Gray) Woot. & Standl. Machaeranthera pinnatifida (Hook.) Shinners Machaeranthera pinnatifida (Hook.) Shinners ssp. gooddingii (A. Nelson) B.L. Turner & R.L. Hartm. Machaeranthera pinnatifida (Hook.) Shinners ssp. gooddingii (A. Nelson) B.L. Turner & R.L. Hartm. var. gooddingii Machaeranthera pinnatifida (Hook.) Shinners ssp. gooddingii (A. Nelson) B.L. Turner & R.L. Hartm. var. paradoxa B.L. Machaeranthera pinnatifida (Hook.) Shinners ssp. pinnatifida Machaeranthera pinnatifida (Hook.) Shinners ssp. pinnatifida var. chihuahuana B.L. Turner & R.L. Hartm. Machaeranthera pinnatifida (Hook.) Shinners ssp. pinnatifida var. glaberrima (Rydb.) B.L. Turner & R.L. Hartm. Machaeranthera pinnatifida (Hook.) Shinners ssp. pinnatifida var. pinnatifida Machaeranthera australis (Greene) Shinners Machaeranthera laevis (Woot. & Standl.) Shinners Machaeranthera pinnata (Nutt.) Shinners Machaeranthera texensis (R.C. Jacks.) Shinners Machaeranthera pinnatifida (Hook.) Shinners var. scabrella (Greene) B.L. Turner & R.L. Hartm. [excluded] Machaeranthera scabrella (Greene) Shinners Machaeranthera riparia (Kunth) A.G. Jones Machaeranthera sonorae (A. Gray) J. Stucky Machaeranthera tagetina Greene Machaeranthera tanacetifolia (Kunth) Nees Machaeranthera coronopifolia (Nutt.) A. Nelson Machaeranthera parthenium Greene Machaeranthera viscida (Woot. & Standl.) R.L. Hartm. Machaeranthera havardii (Waterf.) Shinners Machaeranthera boltoniae (Greene) B.L. Turner & Horne Machaeranthera brevilingulata (Sch. Bip. ex Hemsl.) B.L. Turner & Horne Machaeranthera mexicana B.L. Turner & Horne Machaeranthera heterocarpa R.L. Hartm. & M.A. Lane Machaeranthera tenuis (S. Watson) B.L. Turner & Horne Machaeranthera annua (Rydb.) Shinners Machaeranthera phyllocephala (DC.) Shinners var. annua (Rydb.) Shinners Machaeranthera aurea (A. Gray) Shinners Machaeranthera phyllocephala (DC.) Shinners Machaeranthera phyllocephala (DC.) Shinners var. megacephala (Nash) Shinners Machaeranthera kingii (D.C. Eaton) Cronquist & D.D. Keck var. barnebyana S.L. Welsh & Goodrich Machaeranthera kingii (D.C. Eaton) Cronquist & D.D. Keck Machaeranthera cognata (H.M. Hall) Cronquist & D.D. Keck Machaeranthera confertifolia (Cronquist) Cronquist Machaeranthera glabriuscula (Nutt.) Cronquist & D.D. Keck var. confertifolia Cronquist Machaeranthera cronquistii (S.L. Welsh & N.D. Atwood) Cronquist Machaeranthera glabriuscula (Nutt.) Cronquist & D.D. Keck Machaeranthera linearifolia (T.J. Watson) Cronquist Machaeranthera glabriuscula (Nutt.) Cronquist & D.D. Keck var. villosa (Nutt.) Cronquist & D.D. Keck Machaeranthera orcuttii (Vasey & Rose) Cronquist & D.D. Keck Machaeranthera tortifolia (Torr. & A. Gray) Cronquist & D.D. Keck var. imberbis Cronquist Machaeranthera tortifolia (Torr. & A. Gray) Cronquist & D.D. Keck Machaeranthera venusta (M.E. Jones) Cronquist & D.D. Keck Machaeranthera wrightii (A. Gray) Cronquist & D.D. Keck
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