J. S.  Miller, ?New boraginaceae from tropical America 3: A new Tournefortia from Ecuador and Colombia?, Novon, vol. 10, no. 1, pp. 48 - 52, 2000.

J. S.  Miller, ?New boraginaceae from tropical America 2: Tournefortia vasquezii, a new species from Peru?, Novon, vol. 10, no. 1, pp. 45 - 47, 2000.