You are here
Species
Xanthium
IUCN
NCBI
EOL Text
Monoecious annual herbs. Leaves alternate, crenate, deeply toothed or lobed. Capitula unisexual, discoid. Male capitula terminal, spherical, many-flowered; phyllaries few, free; receptacular scales present; corolla 5-dentate. Female capitula axillary, 2-flowered; involucre enclosing and surrounding the 2 flowers, covered with hooked bristles; corolla 0; pappus 0. Achenes obovoid or oblong, enclosed in the persistent hard involucre which bears many hooked spines.Unusual-looking plants, atypical for Asteraceae.
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | Mark Hyde, Bart Wursten, Petra Ballings, Flora of Zimbabwe |
Source | http://www.zimbabweflora.co.zw/speciesdata/genus.php?genus_id=1513 |
Barcode of Life Data Systems (BOLD) Stats
Specimen Records:40
Specimens with Sequences:40
Specimens with Barcodes:32
Species:5
Species With Barcodes:4
Public Records:18
Public Species:3
Public BINs:0
Xanthisma, common name sleepy-daisy, is a genus of flowering plants in the sunflower family.[2][3][4][5][6][7][8]
The generic name comes from the Greek "xanthos," "yellow", and "-ismos," "condition."[8] It was first described in 1836 from material collected in "The Mexican Province of Texas."[2]
- 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 paradoxa (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
References[edit]
- ^ a b c Flann, C (ed) 2009+ Global Compositae Checklist
- ^ a b c Candolle, Augustin Pyramus de. 1836. Prodromus Systematis Naturalis Regni Vegetabilis 5: 94–95 in Latin
- ^ Tropicos, Xanthisma DC.
- ^ Botanic Garden and Botanical Museum Berlin-Dahlem. "Details for: Astereae" (HTML). Euro+Med PlantBase. Freie Universität Berlin. Retrieved 2009-07-18.
- ^ UniProt. "Tribe Astereae" (HTML). Retrieved 2009-07-18.
- ^ National Herbarium of New South Wales. "Genus Kippistia" (HTML). New South Wales FloraOnline. Royal Botanic Gardens, Sydney. Retrieved 2009-07-18.
- ^ "Polyarrhena Cass." (HTML). 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.
- ^ a b 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 Plant List
- ^ Biota of North America Program 2013 county distribution maps
This Astereae article is a stub. You can help Wikipedia by expanding it. |
License | http://creativecommons.org/licenses/by-sa/3.0/ |
Rights holder/Author | Wikipedia |
Source | http://en.wikipedia.org/w/index.php?title=Xanthisma&oldid=636447205 |