Cystopteris protrusa Bolivia The creamy flower is very

The creamy flower is very similar to A

adorned with large tobacco-like leaves edged in white

The equally tiny flower emerges alongside the mature leaves

The foliage and growth habit are the same as in the species

The 20" wide clump is topped in early summer with 18" scapes of dark lavender flowers

Cystopteris protrusa Bolivia The creamy flower is very(aka: Cystopteris fragilis var. protrusa) Protruding bladder fern really? There's a name that obviously wasn't run by the marketing team, which is a shame since it's a truly great fern. So, if you can get past the common name, and you're looking for a compact groundcover fern, look no farther than the North American native southern fragile or bladder fern, Cystopteris protrusa. Native to all states east of the Mississippi River, the widespread