Early 19th century. From scientific Latin Alonsoa, genus name from the name of Zenoni Alonso, 18th-cent. Spanish official at Bogotá, Colombia + scientific Latin -a.
Definition of alonsoa in US English:
alonsoa
nounəˈlɒnzəʊə
A mask flower (genus Alonsoa).
Origin
Early 19th century. From scientific Latin Alonsoa, genus name from the name of Zenoni Alonso, 18th-cent. Spanish official at Bogotá, Colombia + scientific Latin -a.