Thunia parentage map

Visualize the frequency with which all Thunia orchids are used in creating new hybrids.
Thunia is a genus of orchids. It is now included in the subtribe Coelogyninae, but was previously treated as the only genus of the subtribe Thuniinae. The genus comprises several species, native to Southeast Asia. It is abbreviated Thu in trade journals.

Visualize the frequency with which all Thunia orchids are used in creating new hybrids.