The application of chemical tests to minute
objects or portions of matter, magnified by the use of the microscopy;
-- distinguished from macro-chemistry.
A genus of plants including the milkweed, swallowwort, and some other species having medicinal properties. Asclepias butterfly (Zoöl.), a large, handsome, red and black butterfly (Danais Archippus), found in both hemispheres. It feeds...