Sonchus oleraceus
Store-front sow thistle Taxonomy
Synonyms: Subspecific taxa: Classification:
Other taxonomic & nomenclature sources: USDA Plants;  ITIS;  The Plant List;  IPNI Images
   
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Species Distribution
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County Map Legend
Absent: Not known from county Medium confidence: Medium or unknown confidence; often old records or unverifiable observations Medium-high confidence: Often observations by expert botanists High confidence: Often vouchered herbarium records Planted / introduced: Native species introduced outside historic range, or only in planted locations within county (e.g., restorations) Historic / extirpated: Only historic records for the species; likely extirpated (Note that this category is not yet functional) North American distribution maps for this species: FLNA;  USDA Plants;  BONAP;  BISON
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Species Status
Status/Listing: No Information Notes: Origin: Europe
Species Description
General: Dicot-herb, annual Roots: primary Shoots: alternate leaf arrangment; simple leaf type; serrate, lobed (pinnately), parted (pinnately) leaf margin; Pinnate leaf venation; hastate leaf shape Inflorescence: corymb, head Flowers: perfect; 5 merous; complete, irregular; yellow; epigynous ovary position Fruit: achene Physiology: autotrophic Reproduction: sexual
Ecology & Natural History
Habitat: Waste places, gardens, about dwellings, barnyards, roadsides, and along railroads. ILPIN Notes: Stephens, H.A. 1980. Poisonous Plants of Central United States. Tender, young fleshy leaves cooked as greens. Leaves prominently auriculate. Functional Relationships:
Human Relationships:
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