// SPECIES PROFILE · PERENNIAL · NATIVE
Lis de philadelphie (Lilium philadelphicum var. philadelphicum) is a perennial in the — family. Native range includes AR — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 1a–9a. Mature size 6"–4'. Blooms Jul–Aug.

[ growing · ecology · siting · care ]
Lis de philadelphie (Lilium philadelphicum var. philadelphicum) is a perennial in the — family. Native range includes AR — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 1a–9a. Mature size 6"–4'. Blooms Jul–Aug.
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, lis de philadelphie pairs naturally with: Broadleaf Arrowhead (Sagittaria latifolia), Gray Goldenrod (Solidago nemoralis), Lady Fern (Athyrium filix-femina), Swamp Milkweed (Asclepias incarnata).