United States, Illinois, Kane, 10 mi. E of Sycamore on St. Hwy. 64. Along edge of RR right-a-way, disturbed roadside and bank. Common at edge of mowed area & base of disturbed bank.
Perennial, common, to 1-1.5 m tall, white ray flowers, yellow disk flowers. Vouchers for plant samples for Antiaids-Anticancer Testing. Sample part: PL. NCI Code OGDK-0028-M