|Scientific Name||Packera tampicana (Senecio tampicanus, Senecio imparipinnatus)||USDA PLANTS Symbol||PATA5|
|Common Name||Great Plains Ragwort, Butterweed, Cut-leaf Groundsel||ITIS Taxonomic Serial No.||565376|
|Description||Habitat: Clay or heavy loam soils; open areas, prairies, disturbed areas.
Plant: Erect, smooth annual 6 to 24 inches tall, usually single branched or unbranched stems; sometimes multiple stems.
Leaves: Alternate leaves, 1 to 5 inches long and deeply pinnatifid with wedge-shaped, incised lobes.
Inflorescence: Composite flowers at the top of short stalks forming a large cluster; each flower 1/2 to 3/4-inch across, each with 10 to 14 rays, many disk florets, and about 21 green phyllaries.
Bloom Period: Late March to May.
References: "Manual of the Vascular Plants of Texas" by Correll and Johnston, "Wildlowers of the Texas Hill Country" by Marshall Enquist and "Wildflowers of Texas" by Geyata Ajilvsgi.
|BONAP Distribution Map
Map Color Key
Banner photo of Lupinus ssp. by Rick Capozza, Austin TX
© Tom Lebsack 2023