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Small-anthered Bittercress

Cardamine micranthera

Found in sand and gravel bars in creeks, swampy floodplain woods, seepage over rocks. FloraQuest, phone app (app page) What its natural habitat tells you

51
Strong

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

Profile 88%

Height
Up to about 16 inches
Light
Partial shade, Full shade
Soil moisture
Moist to standing water
Will it fit your yard?

Federally endangered. Excluded from routine garden suggestions. Consult conservation guidance before obtaining or planting this species. Plant caution source

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

At a glance

Life cycle
Biennial or perennial
Bloom
April to May
Fruiting season
May to June

Not yet recorded · Spread · Leaves

Recorded in 1 Virginia county.

Natural habitats

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

1 of 4

Streams, rivers and their banks

Watauga Falls
Named place / source context. Shown: Watauga Falls, North Carolina, a neighboring state.Watauga Falls, Illustrator/engraver not confidently attributed; reproduced in Zeigler and Grosscup, The Heart of the Alleghanies (1883), 1883. Public domain. Source record.

Seeps and springs

Weymouth Woods Gum Swamp Trail seep
Groundwater seep. Shown: Gum Swamp Trail, Weymouth Woods, North Carolina, a neighboring state.Weymouth Woods Gum Swamp Trail seep, ncwetlands.org, undated. CC BY 2.0. Source record.

Floodplain and bottomland forests

Forests on low ground beside rivers and streams that flood from time to time.

Forests and woodlands

Forest or woodland where the source does not say how moist or dry.

All habitats

Ecological relationships

Who uses this plant?

What these records mean

3CaterpillarsGenus host records with ranges including VA

Genus host records with ranges including VA · Cardamine

  • Anthocharis mideaFalcate Orangetip
  • Evergestis pallidataPurple-Backed Cabbageworm Moth
  • Pieris virginiensisWest Virginia White
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
12BeesSoutheastern regional records

Southeastern regional records · Cardamine

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 · Cardamine

  • Andrena arabis
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
1BirdsRecorded genus food-resource interactions; not a state feeding claim

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

  • Lagopus lagopusWillow Ptarmigan
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

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

Growing and identification

Plant details

Family
Brassicaceae
Flower color
White
Fruit begins
May
Fruit ends
June
Growing sources and scope
  • Bloom · “April to May” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Flower color · “White” · Lady Bird Johnson Wildflower Center
  • Fruit begins · “May” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Fruit ends · “June” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • Height · “Up to about 16 inches” · Lady Bird Johnson Wildflower Center
  • Life cycle · “Biennial or perennial” · Lady Bird Johnson Wildflower Center
  • Light · “Partial shade; Full shade (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
  • primary_flower_color · “white” · Lady Bird Johnson Wildflower Center
  • Soil · “Moist; Water; Wet (documented habitat)” · FloraQuest: Carolinas, Georgia (Southeastern Flora Team), phone app (app page) · Carolinas and Georgia
Also known as

Small anthered Bittercress

Conservation status

Virginia rankS2
Global rankG2
VA statusNot verified
Federal statusEndangered (US Fish and Wildlife Service)

Conservation source Global rank source Federal status source: US Fish and Wildlife Service

In your garden

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Sources