The Mexican Prickly Poppy is found from Virginia and Tennessee south to Florida and west to Texas. It grows along roadsides, in fallow and cultivated lands, riverbanks, disturbed areas, and flood plains.
This plant is an annual that grows to about 3 feet in height with several branches. The deeply lobed alternate leaves range from 3 to 8 inches long and are quite thorny. The yellow flowers are about 2 inches in diameter and have 6 petals. The flowers bloom from January through June. The seeds and other plant parts can be toxic.
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