Berberis aquifolium (root)
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with evergreen, coriaceous, bright and shining leaves, and having numerous small, yellowish-green flowers in the early Spring, and later clusters of purple berries containing an acid pulp. | with evergreen, coriaceous, bright and shining leaves, and having numerous small, yellowish-green flowers in the early Spring, and later clusters of purple berries containing an acid pulp. | ||
− | The root, which was formerly official, occurs in pieces about a foot long, one-fourth of an inch thick, of a brownish exterior, but yellowish within, yielding a bright lemon-colored bitter powder. The rhizome was officially described as l( in mere or less knotty irregular pieces of varying length and from 3 to 20 | + | The root, which was formerly official, occurs in pieces about a foot long, one-fourth of an inch thick, of a brownish exterior, but yellowish within, yielding a bright lemon-colored bitter powder. The rhizome was officially described as l( in mere or less knotty irregular pieces of varying length and from 3 to 20 mm. in diameter; bark from 1/2 to 2 mm. thick; wood yellowish, distinctly radiate with narrow medullary rays, hard and tough; rhizome with a small pith; odor distinct; taste strongly bitter. Pieces without the bark should be rejected." U. S. VIII. |
The N. F. IV recognizes, under the title ''Berberis'', "the rhizome and roots of species of the section ''Odostemon'' Rafinesque, of the genus ''Berberis''." This section corresponds to the genus ''Mahonia'' of Nuttall, and includes ''B. Aquifolium'' and ''B. Nervosa''. | The N. F. IV recognizes, under the title ''Berberis'', "the rhizome and roots of species of the section ''Odostemon'' Rafinesque, of the genus ''Berberis''." This section corresponds to the genus ''Mahonia'' of Nuttall, and includes ''B. Aquifolium'' and ''B. Nervosa''. |
Revision as of 19:48, 13 December 2013
Contents |
Introduction
Macroscopic Entries
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Microscopic Entries
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HPTLC Entries
Other Points of Interest
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