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Flaigg, Norman G.
Packera plattensis (Nutt.) W.A. Weber & Á. Löve
Prairie groundsel, Prairie ragwort
Synonym(s): Senecio plattensis, Senecio pseudotomentosus
USDA Symbol: PAPL12
USDA Native Status: L48 (N), CAN (N)
Biennial or short-lived perennial, occasionally spreading by stolons to form colonies. Stems usually single and branching above, 1-2 ft. tall. The large basal leaves, small upper stem leaves and stem are densely pubescent. The plant is topped by clusters of yellow, aster-like flowers.
Plant CharacteristicsDuration: Biennial Habit: Herb Flower:
Fruit: Size Class:
Bloom InformationBloom Color: Yellow
Bloom Time: May , Jun
, WY Canada: BC
, SK Native Distribution: PA
& s. Ont. to Sask. & s.c. MT,
s. to LA, TX
& KS Native Habitat:
Dry prairies; roadsides
Growing ConditionsLight Requirement: Sun , Part Shade , Shade
Soil Moisture: Dry
Soil pH: Alkaline (pH>7.2)
CaCO3 Tolerance: High
Soil Description: Dry soils.
Conditions Comments: Not Available
PropagationDescription: Not Available
Seed Collection: Not Available
Seed Treatment: Not Available
Commercially Avail: yes
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
Record Last Modified: 2009-02-19
Research By: TWC Staff