Polypremum L.
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Floras and Monographs
Polypremum L.: [Book] Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Polypremum L.: [Book] Britton, Nathaniel L. & Millspaugh, Charles F. 1920. The Bahama Flora.
Polypremum L.: [Article] Norman, E. M. 2000. Buddlejaceae. Fl. Neotrop. Monogr. 81: 1-225.