Ohio Buckeye. Sapindaceae.
A beautiful tree growing in the bottom lands of the Ohio river. The tincture is to be made of the whole fruit; the bark may differ. Symptoms mostly toxic; provings commenced only by Hale.
Confusion of mind, with vertigo, often followed by stupefaction and coma.
Vertigo with staggering, reeling, unconsciousness.
Vertigo with full, heavy head, dim sight, thick speech, nausea and vomiting.
INNER HEAD. 
Fullness and heaviness in head without pain, with vertigo and faintness towards evening.
(OBS:) According to the wry neck, the vertigo, sensation of fullness and heaviness of head, stupor, great weakness and trembling of limbs, it may be used in meningitis.
SIGHT AND EYES. 
Sight dim or lost.
Eyes fixed and dead.
TASTE, SPEECH, TONGUE. 
Speech thick and tongue as if lame.
HICCOUGH, BELCHING, NAUSEA AND VOMITING. 
Nausea, with loathing of food and vomiting.
SCROBICULUM AND STOMACH. 
Sensation of fullness.
ABDOMEN AND LOINS. 
Distension (with cattle).
Hard, knotty stools.
Very painful, dark purple hemorrhoidal tumors, with lame back and lower limbs.
It is popular to carry the fruit in the breeches-pocket, as a preventive of piles.
NECK AND BACK. 
Wry neck (cattle).
Great lameness and weakness of back.
LOWER LIMBS. 
Trembling of lower limbs.
Hind limbs lame; falling (cattle).
A strong tendency to contraction of legs.
Spasms and convulsions, followed by lameness (cattle).
Stupor and confusion, followed by coma.
Towards evening: vertigo and faintness.
Pain: in hemorrhoids.
Cramplike pain: in stomach.
Fullness and heaviness: in head; in stomach.
Collateral relations: Aesc. hipp.
Discrete relations: Aloes; Collinsonia; Ignat.; Nux vom.