Xanthisma, common name sleepy-daisy, is a genus of flowering plants in the family Asteraceae.Candolle, Augustin Pyramus de. 1836. Prodromus Systematis Naturalis Regni Vegetabilis 5: 94–95 in LatinTropicos, Xanthisma DC.Flora of North America Vol. 20 Page 383 Sleepy-daisy Xanthisma de Candolle in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 5: 94. 1836.
The generic name comes from the Greek "xanthos" meaning "yellow" and "-ismos" meaning "condition". It was first described in 1836 from material collected in "The Mexican Province of Texas."
SpeciesThe Plant ListBiota of North America Program 2013 county distribution maps Xanthisma blephariphyllum (A.Gray) D.R.Morgan & R.L.Hartm. - TX NM Xanthisma coloradoense (A.Gray) D.R.Morgan & R.L.Hartm. - CO WY Xanthisma gracile (Nutt.) D.R.Morgan & R.L.Hartm. - CA NV UT CO AZ NM TX NY ME, Chihuahua Xanthisma grindelioides (Nutt.) D.R.Morgan & R.L.Hartm. - Alberta, Saskatchewan, MT ND SD NE WY CO UT AZ NV NM Xanthisma gypsophilum (B.L.Turner) D.R.Morgan & R.L.Hartm. - Coahuila, Durango, TX NM Xanthisma junceum (Greene) D.R.Morgan & R.L.Hartm. - Baja California, AZ CA Xanthisma paradoxum (B.L. Turner & R.L. Hartm.) G.L. Nesom & B.L. Turner - CO AZ UT Xanthisma spinulosum (Pursh) D.R.Morgan & R.L.Hartm. - Nuevo León, Coahuila, Alberta, Saskatchewan, Manitoba, CA AZ NM TX AR OK KS CO UT NV ID WY MT ND SD NE IA MN Xanthisma texanum DC. - TX NM AZ OK Xanthisma viscidum (Wooton & Standl.) D.R.Morgan & R.L.Hartm. - TX NM
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