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Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Eudicots
Cladus: Core eudicots
Cladus: Asterids
Cladus: Campanulids
Ordo: Asterales

Familia: Asteraceae
Subfamilia: Asteroideae
Tribus: Astereae
Subtribus: Machaerantherinae
Genus: Xanthisma
Species: X. arenarium – X. blephariphyllum – X. coloradoense – X. crutchfieldii – X. gracile – X. grindelioides – X. gymnocephalum – X. junceum – X. paradoxum – X. pseudorestiforme – X. restiforme – X. rhizomatum – X. scabrellum – X. spinulosum – X. texanum – X. viscidum – X. wigginsii

Xanthisma DC.

Type species: Xanthisma texanum DC.


Xanthisma sect. Sideranthus (Nutt. ex Nees) D.R.Morgan & R.L.Hartm.
Machaeranthera subg. Sideranthus (Nutt. ex Nees) R.L.Hartm.
Sideranthus Nutt. ex Nees
Centauridium Torr. & A.Gray
Machaeranthera sect. Sideranthus (Nutt. ex Nees) R.L.Hartm.
Machaeranthera sect. Stenoloba R.L.Hartm.
Sideranthus Nutt.


DC., Prodromus Systematis Naturalis Regni Vegetabilis 5: 94–95. 1836.


International Plant Names Index. 2017. Xanthisma. Published online. Accessed: Dec. 18 2017.
The Plant List 2013. Xanthisma in The Plant List Version 1.1. Published on the internet. Accessed: 2017 Dec. 18.
Tropicos.org 2017. Xanthisma. Missouri Botanical Garden. Published on the internet. Accessed: 2017 Dec. 18.
Hassler, M. 2017. Xanthisma. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2017. Species 2000 & ITIS Catalogue of Life. Published on the internet. Accessed: 2017 Dec 18. Reference page.

Vernacular names
English: sleepydaisy

Xanthisma, common name sleepy-daisy,[3] is a genus of flowering plants in the sunflower family.[1][4][5][6][7][8][3]

The generic name comes from the Greek "xanthos," "yellow", and "-ismos," "condition."[3] It was first described in 1836 from material collected in "The Mexican Province of Texas."[1]


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


Candolle, Augustin Pyramus de. 1836. Prodromus Systematis Naturalis Regni Vegetabilis 5: 94–95 in Latin
Flann, C (ed) 2009+ Global Compositae Checklist [permanent dead link]
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.
Tropicos, Xanthisma DC.
Botanic Garden and Botanical Museum Berlin-Dahlem. "Details for: Astereae". Euro+Med PlantBase. Freie Universität Berlin. Retrieved 2009-07-18.
UniProt. "Tribe Astereae". Retrieved 2009-07-18.
National Herbarium of New South Wales. "Genus Kippistia". New South Wales FloraOnline. Royal Botanic Gardens, Sydney. Retrieved 2009-07-18.
"Polyarrhena Cass". African Plants Database. South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica. Retrieved 2009-07-18.
The Plant List
Biota of North America Program 2013 county distribution maps

Plants Images

Biology Encyclopedia

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