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Largeleaf Grass-of-Parnassus

Parnassia grandifolia

Found in mountain bogs and fens; seeps and springs; Coastal Plain seepage bogs. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you

17
Modest

Native to Alabama. How scores work Is it native here?

Profile 76%

Height
Up to about 28 inches
Light
Partial shade, Full sun
Soil moisture
Moist to wet
Will it fit your yard?

Rare or protected plant. Specialist conservation planting; excluded from routine garden suggestions. Plant caution source

Hidden from default planting suggestions. Wildlife value and native status remain unchanged.

At a glance

Life cycle
Perennial

Not yet recorded · Spread · Leaves · Bloom

Bloom: NC species account not read yet.

Spread and leaves: no source found yet.

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

Recorded in 3 Alabama counties.

Natural habitats

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

1 of 3

Mountain bogs and fens

Wet, open, peaty mountain wetlands fed by seepage, often with sphagnum moss.

Seeps and springs

Places where groundwater keeps the soil or rock wet, such as seepage slopes and spring runs.

Coastal Plain seepage bogs

Open, wet, seepage-fed bogs of the Coastal Plain and Sandhills, often with pitcher plants.

All habitats

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Alabama. Shared habitat, not food. 171 animals.

All wildlife of Alabama

Ecological relationships

Who uses this plant?

What these records mean

0CaterpillarsGenus host records with ranges including AL
2BeesSoutheastern regional records

Southeastern regional records · Parnassia

Individual names are not available yet.

Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
1Specialist beesPollen specialists

Pollen specialists · Parnassia

  • Andrena parnassiae
Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
—BirdsRecorded genus food-resource interactions; not a state feeding claim

No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects

Growing and identification

Plant details

Family
Parnassiaceae
Flower color
White or green
Growing sources and scope
Also known as

Large Leaf Grass of Parnassus; Largeleaf Grass of Parnassus; Limestone Grass of Parnassus

Conservation status

Alabama rankS1
Global rankG3
AL statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

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Sources