| Senecio ampullaceus | |
|---|---|
| |
| Texas ragwort | |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Senecio |
| Species: | S. ampullaceus
|
| Binomial name | |
| Senecio ampullaceus | |
| |
| Current range of S. ampullaceus. | |
Senecio ampullaceus, also known as Texas ragwort,[1] Texas squaw-weed, Texas groundsel,[3] and Texas butterweed,[4] is a species of Senecio in the family Asteraceae, receiving its Latin name ampullaceus from its flask shaped flower-head.[5] It is recommended for landscape use in its native Texas.[6]
- ^ a b Natural Resources Conservation Service (NRCS). "PLANTS Profile, Senecio ampullaceus Hook". The PLANTS Database. United States Department of Agriculture. Retrieved 2008-04-08.
- ^ Integrated Taxonomic Information System Organization (ITIS). "Senecio ampullaceus Hook". Integrated Taxonomic Information System on-line database. Retrieved 2008-04-08.
- ^ Texas A&M University. "Texas Groundsel, Texas Squaw-Weed" (PDF). Archived from the original (PDF) on October 17, 2006. Retrieved 2008-04-10.
- ^ Peterson Field Guide, Theodore F. Niehaus (1998) [1984]. "Tall-stemmed Butterweeds". A Field Guide to Southwestern and Texas Wildflowers. The Peterson Field Guide Series. Illustrations by Charles L. Ripper. New York, New York 100003: Houghton Mifflin Company. pp. 449 pages. ISBN 0-395-93612-8. Retrieved 2008-04-09.
{{cite book}}: CS1 maint: location (link) - ^ Holloway, Joel Ellis; Neill, Amanda (2005). "Section 36". A Dictionary of Common Wildflowers of Texas & the Southern Great Plains. TCU Press. p. 2005. ISBN 0-87565-309-X. Retrieved 2008-04-08.
- ^ Federal Highway Administration (2005-07-11). "Native Plants for Landscape Use in Texas". State Plant Listings. United States Department of the Interior. Archived from the original on 2008-07-23. Retrieved 2008-04-08.