Note 2 — Trees and Woods of the Lignum-vitae Family
Reading edition
Some botanists do not accord generic rank to Porlieria, but include it as a section of the extended genus Guaiacum (see 40, p. 59).
Reading edition
Some botanists do not accord generic rank to Porlieria, but include it as a section of the extended genus Guaiacum (see 40, p. 59).