12. Habenaria flava (L.) R.Br., var. virescens Fern.
      Occasional in wet meadows.

13. Habenaria lacera (Michx.) Lodd. GREEN FRINGED ORCHIS.
      Occasional, in bogs and swampy thickets.
      Flowers mid-July.

14. Habenaria orbiculata (Pursh) Torr. ROUND-LEAVED ORCHIS.
      Very rare, in woods in the Reading Hills.

15. Habenaria fimbriata (Ait.) R.Br. PURPLE FRINGED ORCHIS.
      Rare, along brooks in rocky woods.
      Flowers early June.

16. Habenaria psycodes (L.) Spreng. SMALLER PURPLE FRINGED ORCHIS.
      Found by David Berkheimer in moist woods north of Shartlesville in August 1938.

17. Liparis lilifolia (L.) Richard. TWAY-BLADE.
      Rather frequent in woods in the hills.
      Flowers late May to mid-June.

18. Liparis loeselii (L.) Richard.
      Apparently quite rare. Reported in Porter's Flora of Pennsylvania from "near Reading";
      collected by Walter Leibelsperger in the Oley Valley near Lobachsville in 1915; and,
      more recently, found by Mrs. Elizabeth Dillon at Antietam.
      Flowers late June.

19. Microstylis unifolia Michx.
      A very inconspicuous plant. In wet or dry acid soil in woods in the hills.
      Flowers early June to early July.

20. Orchis spectabilis L. SHOWY ORCHIS.
      Scattered or locally abundant in woods.
      Flowers in May.

21. Isotria medeoloides (Pogonia affinis) (Pursh) Raf. SMALLER WHORLED
      POGONIA.
      A single specimen was found by T. J. Oberlin in June 1882, in woods on what is now
     the Isaac Eberly estate, along the Morgantown Road south of Reading.
 

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