Family : Polypodiaceae.

Common polypody.

The lamina is relatively narrow, abruptly reduced at the apex, to a long nib. The young fronds appear in summer. The rhizome creeping on the surface. Although slow growing, it is a strong ground cover, for screes, banks, rockeries, in shade or partial shade, in a humusy, drained, acidic or chalky substrate. When planting, maintain the rhizomes on the soil's surface, don't bury them. Evergreen. Height : 25/55cm. Hardiness : -35°C.

Family : Polypodiaceae.

A cultivar with a very abundant appearance, delicately finely cut fronds, tripinnatifid, with narrow segments. The rhizome is creeping and branching slowly. This fern is drough resistant and can be grown in any drained soil, acidic or calcareous. Evergreen. Height : 25/30cm. Hardiness : -20°C.

Family : Polypodiaceae.

This cultivar presents two kinds of fronds. The laminae are tripinnate to quadripinnate. The rhizome is creeping. It is suitable for an acidic or basic, humusy, drained soil, in the shade. Evergreen. Height : 15/30cm. Hardiness : -30°C.

Family : Polypodiaceae.

Cornish polypody.

Exuberant and luxuriant polypody, presenting different types of fronds, very finely cut, tripinnate, some are bifurcate, bipinnatifid. With its branching and creeping rhizome, it colonises but does not invade. For an acidic or alkaline, humusy and drained soil, in light shade or sun, according to the region. Evergreen. Height : 30cm. Hardiness : -25°C.

Family : Polypodiaceae.

Hybrid between P. cambricum and P. interjectum. Pinnate broad fronds, with the apex abruptly reduced to a long nib. The young fronds appear in late summer. The rhizome is creeping on the surface. It is a strong ground cover, for screes, banks, in the shade or partial sun, in a humusy and drained, chalky or acidic substrate. Evergreen. Height : 30/60cm. Hardiness : -20°C.