Page 4: 546 results for head
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Sighting: Eurybia divaricata at Amherst MA
...flower heads--admin.] Location notes: Orchard Hill Woods
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Genus: Taeniatherum (Medusa-head)
...Taeniatherum. Medusa-head. This genus has only one species, native to Eurasia. Family: Poaceae. This Genus's Species: Taeniatherum caput-medusae Key To This Genus's Species
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Glossary: R: ray flower
...composite head (i.e., the "petals" of a daisy).
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Heterosperma pinnatum (wingpetal)
...Flower head outer flowers: at the outer edge of the flower head, each flower has a single enlarged lobe or strap. Seed tuft type: ...
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Carduus nutans (nodding plumeless-thistle)
...terminal head produces as many as 1200 seeds. Efforts to control infestations with a European seed head weevil (Rhinocyllus conicus) may be successful, but unfortunately the weevil also attacks native...
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Tanacetum bipinnatum (eastern tansy)
...Flower head outer flowers: at the outer edge of the flower head, each flower has a single enlarged lobe or strap. Flower head shape: ...
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Schkuhria pinnata (feathery false threadleaf)
...Flower head shape: the sides of the flower head are roughly parallel, like a cylinder. Tuft or plume on fruit: there is no ...
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Carduus acanthoides (spiny plumeless-thistle)
...flower head base: 10.0 mm–25.0 mm. Flower head number: each flowering stem has four or more flower heads on it. ...
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Bidens alba (white beggar-ticks)
...Flower head platform: the base has papery scales on it. Flower head shape: the sides of the flower head are roughly paralle...
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Bidens discoidea (small beggar-ticks)
...Flower head number: each flowering stem has only one to three flower heads on it. Disk flower reproductive parts: the disk ...