The appearance of the Arbre Sec in Maps of the 15th century, such as those
of Andrea Bianco (1436) and Fra Mauro (1459), may be ascribed to the
influence of Polo”s own work; but a more genuine evidence of the
prevalence of the legend is found in the celebrated Hereford Map
constructed in the 13th century by Richard de Haldingham
The appearance of the Arbre Sec in Maps of the 15th century, such as those
of Andrea Bianco (1436) and Fra Mauro (1459), may be ascribed to the
influence of Polo”s own work; but a more genuine evidence of the
prevalence of the legend is found in the celebrated Hereford Map
constructed in the 13th century by Richard de Haldingham. This, in the
vicinity of India and the Terrestrial Paradise, exhibits a Tree with the
rubric ‘_Albor Balsami est Arbor Sicca_.’