// SPECIES PROFILE · PERENNIAL · NATIVE

Cossatot mountain leafcup

Polymnia cossatotensis

Cossatot mountain leafcup (Polymnia cossatotensis) is a perennial in the — family. Native range includes AR — verified against the Lady Bird Johnson Wildflower Center native distribution database. Hardy in zones 6b–8a. Blooms Sep–Oct.

// QUICK FACTS

Family: —
Group: perennial
Native range: Native to AR
USDA hardiness: Zones 6b–8a
Mature size: —
Sun: —
Water: —
Bloom: Sep–Oct
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Cossatot mountain leafcup (Polymnia cossatotensis) — *Polymnia cossatotensis* — Cossatot mountain leafcup. Photo via iNaturalist — (c) Michael A. Thaibinh, some rights reserved (CC BY).

Field Notes

[ growing · ecology · siting · care ]

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, cossatot mountain leafcup pairs naturally with: American Lotus (Nelumbo lutea), Aromatic Aster (Symphyotrichum oblongifolium), Broadleaf Arrowhead (Sagittaria latifolia), Blue-Eyed Grass (Sisyrinchium angustifolium).