This section is from the book "Wild Flowers Every Child Should Know", by Frederic William Stack. Also available from Amazon: Wild flowers every child should know.
A taller, freely branching, rough-angled species, having small, narrow, grass-like leaves and numerous slightly larger flowers than the following. The lance-shaped sepals do not extend beyond the petals and their ten white stamens. The stem is weak and depends upon immediate vegetation for its support. It blossoms from May to July, and flourishes in low meadows and swamps. It ranges from Nova Scotia to Alaska, and south to Kentucky, Louisiana, the Rocky Mountain region, and British Columbia.
 
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