Fern

Dryopteris filix-mas

HRB-0115Entry “FERN” in the 1850 textIn Culpeper’s 1652 first edition

Open in the Concordance

Old claims, quoted verbatim: not medical advice. A warning sits above the claims and never hides them; no warning does not mean safe, only that no source here has flagged the plant.

⚠ Poisonous · RootThe root's phloroglucinols: too large a worming dose caused blindness and deaths, and medicine dropped it for its toxicity. Culpeper adds that it causes abortion.EFSA: phloroglucinol derivatives

Historical correspondence. Ruled by Mercury, by Culpeper. A traditional astrological assignment, kept apart from the modern evidence; it is not a finding.

Culpeper’s claims about it: 7, under 7 headings, 1 where he says it harms or causes

  1. They are dangerous for women with child to meddle with, by reason they cause abortions.
    QUO-000003Papers and the EMA’s verdict, in the Concordance
  2. RicketsCLM-0023961850 index, p. 222

    Listed in the 1850 index; the herbal entry has no sentence naming this complaint. No quotation is recorded.

  3. StomachCLM-001593
    The green leaves eaten, purge the belly of choleric and waterish humours that trouble the stomach.
    QUO-001052Papers and the EMA’s verdict, in the Concordance
  4. SwellingsCLM-001794
    The roots of both these sorts of Fern being bruised and boiled in Mead, or honeyed water, and drank, kills both the broad and long worms in the body, and abates the swelling and hardness of the spleen.
    QUO-001148Papers and the EMA’s verdict, in the Concordance
  5. UlcersCLM-001941
    The powder of them used in foul ulcers, dries up their malignant moisture, and causes their speedier healing.
    QUO-001223Papers and the EMA’s verdict, in the Concordance
  6. WormsCLM-002100
    The roots of both these sorts of Fern being bruised and boiled in Mead, or honeyed water, and drank, kills both the broad and long worms in the body, and abates the swelling and hardness of the spleen.
    QUO-001148Papers and the EMA’s verdict, in the Concordance
  7. WoundsCLM-002184
    The roots bruised and boiled in oil, or hog’s grease, make a very profitable ointment to heal wounds, or pricks gotten in the flesh.
    QUO-001363Papers and the EMA’s verdict, in the Concordance

Source

Nicholas Culpeper, The Complete Herbal, a new edition (London: Thomas Kelly, 1850). Project Gutenberg eBook #49513. SRC-CUL-1850

Quotations are verbatim from the 1850 text, line breaks joined. Modern research and the European regulator’s verdict on each claim are on the Concordance page, kept apart from this historical record.