Northern slender ladies'-tresses,

July 23. 

Neottia gracilis, how long?

H. D. Thoreau, Journal, July 23, 1858

Neottia gracilis,.  See August 20, 1851  ("The neottia, or ladies'-tresses, behind Garfield's house."); July 15, 1856 ("Spiranthes gracilis well out, in dry, slender grass by roadside."); August 27, 1856 ("On dry, open hillsides and fields the Spiranthes gracilis is very common of late, rising tall and slender, with its spiral of white flowers like a screw-thread at top; sometimes fifteen inches high.")

Note:  “Spiranthes gracilis” not distinguished from  “Neottia gracilis” in the manuals used by Thoreau. See Vascular Flora of Concord, Massachusetts compiled by Ray Angelo

July 23. See A Book of the Seasons, by Henry Thoreau, July 23

A Book of the Seasons, by Henry Thoreau

"A book, each page written in its own season,

out-of-doors, in its own locality.” 

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