(PhysOrg.com) -- A beautifully preserved fossil identified as being of an early relative of the Asteraceae, or aster, family nearly 50 million years old suggests the plant family, which has now ...
Presently we're seeing Sunflower Headclipping Weevil females beheading members of the aster family with purple coneflowers being a primary target. Free of their heads, the coneflower stems look like ...
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