...remains of several stout aerial stems, and in the other, numerous brittle, wiry roots, т!1^ to -¡V of an inch in diameter, emitting rootlets still smaller....a bitter, rather acrid and astringent taste, and a heavv narcotic smell. Microscopic Structure — The most striking character is afforded by the rootlets,...

...remains of several stout aerial stems, and in the other, numerous brittle, wiry roots, -aV to T \j- of an inch in diameter, emitting rootlets still smaller....open woody tissue 3 to 5 in number forming a star or cross,—a beautiful and characteristic structure easily observed with a lens. The drug is of a dark...

...smaller. When broken, a transverse section displays a horny, whitish pith, around which arc numbers of rather coarse, irregular woody rays, and outside...contains converging wedges of open, woody tissue, three to five in number, forming a star or cross ; beautiful structure observable with lens ; color,...

...wedges separated by medullary rays. Bark hard and thickish. The rootlets display, under the microscope, a thick cortical layer, the space within which contains converging wedges of open, woody tissue, three to five in number, forming a Maltese cross. The stellate arrangement of the woody wedges of the...

...wood-wedges separated by medullary rays. Bark hard and thickish. The rootlets display, under the microscope, a thick cortical layer, the space within which contains converging wedges of open, woody tissue, three to five in number, forming a Maltese cross. The stellate arrangement of the woody wedges of the...