Slender Rock-brake (Cryptogramma Stelleri) is a perennial fern in the Pteridaceae family with moderate care difficulty. It requires moderate watering and partial shade or full shade or dappled_shade light in USDA hardiness zones 3-7. This plant is safe for cats and dogs.

Cryptogramma stelleri is a delicate fern with slender creeping rhizomes, found in cool, moist, rocky habitats, typically growing in cracks and crevices of limestone or calcareous rocks.