1) Euphrasy 
• (n.) A small annual plant (Euphrasia officinalis), formerly much used as a remedy for diseases of the eye.
Eye'bright` noun (Botany) A small annual plant ( Euphrasia officinalis ), formerly much used as a remedy for diseases of the eye. 
Eyebright (Euphrasia officinalis) is a small annual plant of the family Scrophulariaceae, standing about five to fifteen centimetres tall, with a short, branched leafy stem and small, deeply cut opposite, toothed and hairy leaves and loose spikes of numerous white or purplish flowers with yellow patches. The eyebright is common in Britain and most ...
Any of a group of annual plants belonging to the figwort family. They are 2–30 cm/1–12 in high and have whitish flowers streaked with purple. The name indicates their traditional use as an eye-medicine. (Genus Euphrasia, family Scrophulariaceae.)
Euphrasia officinalis