Rough-Seed Buttercup

Pest: Rough-seed buttercup, spinyfruit buttercup (Ranunculus muricatus)

Pest Type: Weed, grass

Ranunculus Buttercup Meadow Wild Yellow

Ranunculus Buttercup Meadow Wild Yellow

Major Identifying Features: Rough-seed buttercup is an annual growing 1 foot tall, flowers are hermaphrodite and are pollinated by flies, mildly toxic, can cause dermatitis, grows in clumps, stems are stout, ascending to erect, freely branched, leaves form a basal rosette, blades are 3-5 lobed, cleft, smooth and fleshy, flowers have distinct petals that are about 1/4 inch long, pistils are separate, flowers are yellow and often confused with Indian Strawberry

Life Cycle: Winter annual that starts to grow in November

Pest Rating: Moderate to invasive

Management Rating: Moderate

Host/Season/Outbreak Information: Widespread in the Mediterranean and widely naturalized in Great Britain, usually occurs in wetlands, but occasionally found in non wetlands, preferred habitat is roadside ditches, lawn gardens

Damage Information: Interferes with corn crops

Management Options: General weed management

Sources:

http://www.wildflowers.jdcc.edu

 

http://www.pfaf.org

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