519. Euphrasia officinalis.—Eyebright.

Botanical name: 
Euphrasia rostkoviana

519. EUPHRASIA OFFICINALIS Linné.—EYEBRIGHT. The leaves of this common plant have been stated to be almost a specific in acute nasal catarrh, given in the form of infusion.

A Manual of Organic Materia Medica and Pharmacognosy, 1917, was written by Lucius E. Sayre, B.S. Ph. M.