Isoetes malinverniana

Isoetes malinverniana, the Piedmont quillwort, is a species of quillwort. It is critically endangered.

Distribution
It is found in Italy. There is a breeding program to aid conservation.

Taxonomy
It was named by Vincenzo de Cesati and Giuseppe De Notaris, in Index Seminum (GE, Genuensis) 1858: 36 in 1858.