Swamp Purplestem (Bidens Connata) consists of flowers with ray florets absent. Base of flower with a circle of leaflike, elongate bracts. Seeds (achenes) with two barbs. Leaves undivided, elongate, heavily toothed, occurring in opposite pairs along the stem. Plant 1 to 6 feet in height.
Sun Exposure: Prairie
Soil Moisture: Wet, Wet Mesic
Bloom Time: Summer, Fall – August, September, October
Bloom Color: Yellow
Max Height: 4 Feet
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