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Index of Subjects The flowers are Aster novi-belgii, New York Aster. Cheers, Anne ----- Original Message ----- From: "Steve Shaw" <srshaw@dal.ca> To: <naturens@chebucto.ns.ca> Sent: Wednesday, October 29, 2008 7:46 PM Subject: [NatureNS] New York Aster flowers? > 28 October: I recently collected some insects from one of the few > flower sets that are still in bloom in late October, most recently near > York Redoubt in Halifax, and would like a tentative ID for this plant. > The flowers are 2-3 cm across, have pale blue-violet petals (rays) > with a yellow central disk, multiple heads per stalk and simple > blade-like leaves. They are very common in clumps at the roadside and > on unused land and look like what I used to call michaelmas daisies. > I counted about 25 petals per head though they are looking quite beaten > up by this date, so perhaps had a few more petals originally. > > As a non-botanist, I think these are most likely asters, either New > York Aster (Symphotrichum novi-belgii), with New England Aster > (Symphotrichum novae-angliae) less likely -- that species should have > ~40 petals per head. Maybe this info is not much to go on for a > possible ID, but does it sound like a reasonable guess, or is there > something else out there that I should be considering instead? > > Any suggestions welcome, including "get yourself a decent flower-ID > book". > > Steve > Halifax >
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