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Desert Horse-purslane

Trianthema portulacastrum

Found in saline flats, disturbed areas. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you

—
Not native

Not native to Mississippi. How scores work Is it native here?

Profile 65%

Light
Full sun
Soil moisture
Dry to wet

At a glance

Life cycle
Annual
Bloom
April to November

Not yet recorded · Height · Spread · Leaves

This plant is missing most of its facts, so Quercus is looking them up in old botany books.

Recorded in 12 Mississippi counties.

Natural habitats

Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

Roadsides, fields and disturbed ground

Ground opened by people: roadsides, old fields, pastures, fencerows and lots.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

2CaterpillarsGenus host records with ranges including MS

Genus host records with ranges including MS · Trianthema

  • Spodoptera frugiperdaFall Armyworm Moth
  • Spoladea recurvalisHawaiian Beet Webworm
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
—BeesSoutheastern regional records
—Specialist beesPollen specialists
1BirdsRecorded genus food-resource interactions; not a state feeding claim

Recorded genus food-resource interactions; not a state feeding claim · Trianthema

  • Callipepla gambeliiGambel's Quail
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening

Growing and identification

Plant details

Family
Aizoaceae
Soil pH
Alkaline
Flower color
Pink or purple

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Cenecilla; Desert Horse Purslane; Desert Horsepurslane; Horse Purslane; Horsepurslane

Conservation status

Mississippi rankSNR
Global rankG5
MS statusNot verified
Federal statusNot verified

Conservation source Global and federal source

Native alternatives

Find natives for your garden

Sources