I always seem to be writing about this, but it's a subject which fascinates me - fasciation, or spontaneous mutation.
This caught my eye while I was out walking at the weekend: an arable field, lots of “weeds” around the edges, where the footpath ran, and lots of Spear Thistle (Cirsium vulgare) dotted about. Nothing unusual so far.
But then I saw this one, which was much denser than all the others:
Intrigued, I went closer, and instead of the usual formation - a branching central stem, long stems with a single flower at the tip - the foliage was all clustered together, and this was the flower......
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