// SPECIES PROFILE · PERENNIAL · NATIVE

Upland brittle bladderfern

Cystopteris tenuis

Upland brittle bladderfern (Cystopteris tenuis) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–10b.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to 38 U.S. states, including AL, AR, AZ, CO, CT, DC…
USDA hardiness: Zones 2b–10b
Mature size: —
Sun: Part shade
Water: —
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Upland brittle bladderfern (Cystopteris tenuis) — *Cystopteris tenuis* — Upland brittle bladderfern. Photo by Jaknouse via Wikimedia Commons (CC BY 3.0).

Field Notes

[ growing · ecology · siting · care ]

Upland brittle bladderfern (Cystopteris tenuis) is a perennial in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 2b–10b.

Why it's on this list: native species profile. Native-range data from the Lady Bird Johnson Wildflower Center (NPIN), cross-checked against iNaturalist observations. Part of Rooted Revival's regional native plant catalog — true natives for Oklahoma, Arkansas, Missouri and Kansas.

Companion Planting

[ guild · polyculture · cross-layer pairings ]

In the same native range, upland brittle bladderfern pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Lady Fern (Athyrium filix-femina), Wild Strawberry (Fragaria virginiana), Yarrow (Achillea millefolium).