I'm fumbling around looking for it online, but I'll bet someone's seen it before:
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's got a fuzzy stem and red taproot, growing in full exposure in cool, damp, mostly cloudy conditions thus far. When they were tiny I thought they might be part of the (welcome) radish march across the garden, but not so.
No real concern -- just wondering if this is anything useful or interesting before I clear them away (really, before the zucchini shade them out of existence).
Just outside Boston, for reference. But you probably figured that out already.