Amaranthus powellii

Amaranthaceae

Green pigweed (Amaranthus powellii) seeds

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Amaranthus powellii

Amaranthaceae

Green pigweed (Amaranthus powellii) seed

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Amaranthus retroflexus

Amaranthaceae

Red-root pigweed (Amaranthus retroflexus) seeds

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Amaranthus retroflexus

Amaranthaceae

Red-root pigweed (Amaranthus retroflexus) seeds

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Amaranthus retroflexus

Amaranthaceae

Red-root pigweed (Amaranthus retroflexus) seed

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Amaranthus retroflexus

Amaranthaceae

Red-root pigweed (Amaranthus retroflexus) seed

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Amaranthus retroflexus

Amaranthaceae

Red-root pigweed (Amaranthus retroflexus) seeds and capsule

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Amaranthus spinosus

Amaranthaceae

Amaranthus spinosus seeds and capsule

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Amaranthus spinosus

Amaranthaceae

Amaranthus spinosus seed

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Amaranthus spinosus

Amaranthaceae

Amaranthus spinosus seed, hilum view

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Amaranthus tuberculatus

Amaranthaceae

Tall water-hemp (Amaranthus tuberculatus); seeds

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Amaranthus tuberculatus

Amaranthaceae

Tall water-hemp (Amaranthus tuberculatus); seeds and capsule

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