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Smooth Pigweed
Amaranthus hybridus L.
Amaranthaceae (Pigweed Family)
▲ seedling
▲ young plant stem
▲ ▼ young, mature plant inflorescence emerging
▲ ▼ young, mature plant
▲ ▼ mature plants
▲ ▼ mature plants
▲ mature plants, with inflorescences
Amaranthus hybridus L.; Smooth Pigweed: (Bayer Code: AMACH; US Code AMHY)
· Similar to redroot pigweed in appearance, but with generally smooth, almost hairless stems
· Leaves tend to be smoother and more shiny than redroot pigweed & may be hairless or with fewer hairs
· Inflorescences about same size as redroot pigweed, but flower clusters more slender and side branches of flower clusters longer than in redroot pigweed
· Common in row crops
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Updated 15 January 2019