GRINDELIA ROBUSTA.

Natural order.- Composite. Common names.- Gum plant. Rosin weed. Wild sunflower. Habitat.- Pacific coast of North America. Preparation.- Tincture from the leaves and unex- panded flower heads.

GENERAL ANALYSIS AND THERAPEUTICS. Through the pneumogastric nerve Grindelia paralyzes the muscles of respiration. It is used chiefly in asthma and chronic bronchitis. Cheyne Stokes respiration. Hay fever. The most effective remedy for Rhus poisoning, both locally and internally. Bites and stings of insects.

CHARACTERISTIC SYMPTOMS. Head.- Feels full, as from quinine. Pain in eyeballs, running

back to brain ; worse, moving the eyes. Pupils dilated. Respiratory Organs- Asthma, with profuse tenacious ex- pectoration, which relieves. Stops breathing when falling asleep ; wakes with a start, and gasps for breath. Must sit up to breathe. Pertussis, with profuse mucous secre- tion (Coccus).

818 HELODERMA.

Spleen. - Cutting pain in region of spleen, extending to hips.

Spleen enlarged. Skin. - Epidermic rash, like roseola, with severe burning and

itching. Vesicular and papular eruption. Ulcers, with

swollen purplish skin. Compare.- Lach., Sang.