Page:Parsons How to Know the Ferns 7th ed.djvu/104

 while raking in a similar locality, I found several, within a stone's throw of the house, demonstrating again the well-known fact that a thing once seen is easily discovered again. On the 23d of last August, while riding on my bicycle, I noticed a field that appeared to be the right locality, and an investigation showed an abundance of them. I subsequently found it in another place. This year, on May 28th, I found it in another locality just as it was coming up, and I have since found three others. I consider it abundant here, only appearing rare because growing hidden in fine grass in old mowing fields, after the red top and timothy have died out, and the finer species of Carex are coming in. A good index plant is the Habenaria quoted. I have never found it except when associated with this plant, on a cold, heavy soil. The leaf is usually hidden, or, if not, is easily passed by for Maianthemum or Pogonia."

In the "Grete Herbal" of Gerarde we read that "the leaves of Adder's Tongue stamped in a stone mortar, and boiled in oyle olive unto the consumption of the juice, and until the herbs be dried and parched and then strained, will yeelde most excellent greene oyle or rather a balsame for greene wounds comparable to oyle of St. John's-wort if it do not farre surpasse it."

It is said that "Adder's Spear Ointment," made from the fresh fronds of this plant is still used for wounds in English villages.

The Adder's Tongue was believed formerly to