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| inflorescence a head | individual florets |
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| habit - biennial or perennial 0.5-2m tall | this head has many flowers, there are no ray flowers present, only disk flowers, and they are perfect; can you make out both the male and female flower parts? |
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| leaves are sessile, slightly clasping; the tips priclkly; leaf blades are thinly tomentose on the upper side... | and whitish tomentose beneath |