Guaiacum. Gum guaiacum. Guaiacum officinale. The gum-resin of Lignum sanctum or Lignum vitae, a large tree growing in W. Indies. N. O. Zygophyllaceae. Tincture of the gum-resin.   Clinical.-Abscess. Amenorrhoea.

Guaco. Mikania guaco (a climbing composite of Tropical America). N. O. Compositae. Tincture or decoction of leaves.   Clinical.-Cholera. Diarrhoea. Hydrophobia. Leucorrhoea. Paralysis. Phosphaturia. Rheumatism. Spine, affections of. Tongue, paralysis

Grindelia. Grindelia robusta and Grindelia squarrosa. N. O. Compositae. The Grindeliae are a genus of asteroid composites growing on the Pacific coast and inland on the mountains. The terminal heads

Gratiola. Gratiola officinalis. Hedge Hyssop. “The Herb of Grace.” N. O. Scrophulariaceae (grows in moist places). Tincture of fresh plant before flowering.   Clinical.-Cholera. Coccygodynia. Constipation. Cramps. Diarrhoea. Dropsy. Eyes,

Graphites. Plumbago. Black Lead. An allotropic modification of carbon. (The finest specimens contain traces of iron, 0.04 to 0.6 per cent.; poor qualities as much as 4 per cent.) Trituration

Granatum. Punica granatum. Pomegranate. N. O. Granateae. Homoeopathic provings were made with a tincture or trituration of bark of root. An alkaloid, Pelletierine (C8 H13 NO), discovered by Bertrand Pelletier

Gossypium Herbaceum. Cotton Plant. N. O. Malvaceae. Tincture of fresh inner root bark, chopped and pounded to a pulp.   Clinical.-Abortion. Amenorrhoea. Dysmenorrhoea. Labia, abscess of. Ovaries, pains in. Pregnancy,