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American Pillwort

Pilularia americana

Found in vernal pools and seepage areas on granitic flatrocks, other ponds, drawdown shores of lakes. FloraQuest, phone app (app page) What its natural habitat tells you

5
Modest

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

Profile 71%

Height
Up to about 4 inches
Light
Full sun
Soil moisture
Wet to standing water
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
Bloom
April to October

Not yet recorded · Spread · Leaves

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

Granite and other acidic rock outcrops

Solution pits, Davidson-Arabia Mountain Nature Preserve, DeKalb County
Solution pits on granite. Shown: Davidson-Arabia Mountain Nature Preserve, DeKalb County, Georgia, a neighboring state.Solution pits, Davidson-Arabia Mountain Nature Preserve, DeKalb County, Alan M. Cressler / U.S. Geological Survey, undated. Public domain. Source record.

Ponds, lakes and their shores

Georgia pond and emergent wetland
Regional / representative. Shown: Chattahoochee River National Recreation Area, Georgia; representative pond ecosystem, a neighboring state.Georgia pond and emergent wetland, Robert 'Bob' Hynes, 1997. Public domain. Source record.

Seeps and springs

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

All habitats

Ecological relationships

Who uses this plant?

What these records mean

0CaterpillarsGenus host records with ranges including AL
0BeesSoutheastern regional records
0Specialist beesPollen specialists
—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
Marsileaceae
Flower color
Not applicable
Growing sources and scope
  • Bloom · “April to October” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Flower color · “Not applicable” · Lady Bird Johnson Wildflower Center
  • Height · “Up to about 4 inches” · Lady Bird Johnson Wildflower Center
  • Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
  • Light · “Full sun (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Soil · “Water; Wet (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia

Conservation status

Alabama rankS1
Global rankNot available
AL statusNot verified
Federal statusNot verified

Conservation source

In your garden

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How to check your spot

Sources