// SPECIES PROFILE · VINE · NATIVE

Cupseed

Calycocarpum lyonii

Cupseed (Calycocarpum lyonii) is a vine in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 5a–11b.

// QUICK FACTS

Family: —
Group: vine
Native range: Native to 15 U.S. states, including AL, AR, FL, GA, IL, IN…
USDA hardiness: Zones 5a–11b
Mature size: —
Sun: —
Water: —
Bloom: —
Wildlife value: Pollinator and wildlife support
Ecological role: native species profile

Cupseed (Calycocarpum lyonii) — *Calycocarpum lyonii* — Cupseed. Photo by (c) John P Friel, some rights reserved (CC BY) via Wikimedia Commons (CC BY 4.0).

Field Notes

[ growing · ecology · siting · care ]

Cupseed (Calycocarpum lyonii) is a vine in the — family. Native range includes AR, KS, MO, OK. Hardy in zones 5a–11b.

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, cupseed pairs naturally with: Maypop / Passionflower (Passiflora incarnata), Summer Grape (Vitis aestivalis), Trumpet Honeysuckle (Lonicera sempervirens), Virginia Creeper (Parthenocissus quinquefolia).