[3] The botanical gardens around the Villa Merian[2] are within a larger recreation area for the region.
[4] But the origin of the modern botanical gardens in Münchenstein was the expansion plans for the University Library of Basel.
[5] In 1969, the CMS signed a contract with a company tasked with the construction, administration and cultivation of the botanical gardens of Basel.
[5] In 1969 the botanist Helen Gräfin von Zeppelin donated her vast collection of bearded Irises of about 1500 species to the botanical gardens.
[1] In 1972, a cooperation with Milan Blazek, the director of the botanical gardens of Průhonice and an iris-expert, began.