Aphelandra lingua-bovis Leonard
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Floras and Monographs
Aphelandra lingua-bovis Leonard: [Article] Leonard, Emery C. 1958. The Acanthaceae of Colombia, III. Contr. U. S. Natl. Herb. 31: 323-781.
Aphelandra lingua-bovis Leonard: [Article] Leonard, Emery C. 1953. The Acanthaceae of Colombia, II. Contr. U. S. Natl. Herb. 31: i-viii, 119-322.