// SPECIES PROFILE · PERENNIAL · NATIVE
Strict blue-eyed grass (Sisyrinchium montanum var. montanum) is a perennial in the — family. Native range includes KS — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 2a–10a. Mature size 1"–20". Blooms May–Jul.

[ growing · ecology · siting · care ]
Strict blue-eyed grass (Sisyrinchium montanum var. montanum) is a perennial in the — family. Native range includes KS — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 2a–10a. Mature size 1"–20". Blooms May–Jul.
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.
[ guild · polyculture · cross-layer pairings ]
In the same native range, strict blue-eyed grass pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Lady Fern (Athyrium filix-femina), Swamp Milkweed (Asclepias incarnata), Wild Bergamot (Monarda fistulosa).