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Sphaeromeria, a genus closer to Artemisia than to Tanacetum (Asteraceae: Anthemideae)


A new species,Sphaeromeria ruthiae, from Zion National Park, and three new combinations,S. martirensis,S. compacta, andS. potentilloides var.nitrophila, are presented. Morphological and anatomical evidence is used to support the recognition ofSphaeromeria as distinct fromTanacetum.

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Literature Cited

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Correspondence to Arthur H. Holmgren.

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Holmgren, A.H., Shultz, L.M. & Lowrey, T.K. Sphaeromeria, a genus closer to Artemisia than to Tanacetum (Asteraceae: Anthemideae). Brittonia 28, 255–262 (1976).

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  • Corolla Lobe
  • Disk Flower
  • Representative Material
  • Artemisia Species
  • Basal Leave