| Habitat:
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Waterloo Quartzite outcrop. In large pockets of soil accumulation, moss-carpeted, atop talus rubble and boulders in full sun; bottom of long-abandoned quarry, with Euphorbia corollata, Tradescantia ohiensis, Silene antirrhina, Veronica peregrina, Specularia perfoliata, and Danthonia spicata. |
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| Text:
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Seeds (0.7) 0.8-1.0mm long.
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