Protea. Protea mellifera. Sugar bush.

Botanical name: 

Protea. Protea mellifera Thunb. (Fam. Proteaceae.) Sugar Bush.—A plant growing in South Africa, from the leaves of which Merring Beck in 1886 obtained proteacin. Merck and Hesse subsequently named the principle leucodrin. Hesse found the leaves to yield from 2 to 5 per cent. of hydroquinone associated with proteacic acid. (P. J., 1896, 426.)

The Dispensatory of the United States of America, 1918, was edited by Joseph P. Remington, Horatio C. Wood and others.