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    Asteraceae (1)

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Asterales

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Asteridae
Order: Asterales
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Image Subject Name Scientific Name Description
5358634 Russian knapweed Rhaponticum repens Dr. George Beck, Colorado State University, measuring the root penetration of a Russian knapweed plant (Acroptilon repens).

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