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American Cancer-root

Conopholis americana

Found in rich, moist forests, under and hemiparasitic on Quercus species. Weakley, Flora of the Southeastern United States (2025), Northern Tier edition What its natural habitat tells you

8
Modest

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

Profile 76%

Height
Up to about 8 inches
Light
Dappled sunlight, Deep shade, Full sun, Partial shade
Soil moisture
Somewhat dry to moist
Will it fit your yard?

At a glance

Life cycle
Perennial
Bloom
March to June

Not yet recorded · Spread · Leaves

Recorded in 63 Virginia counties.

Natural habitats

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

All habitats

Ecological relationships

Who uses this plant?

What these records mean

0CaterpillarsGenus host records with ranges including VA
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
Orobanchaceae
Hardiness
Zones 3a–9b
Flower color
Cream or yellow

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

Growing sources and scope
Also known as

American Cancer Root; Bear Corn

Conservation status

Virginia rankS5
Global rankG5
VA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

Will it fit your yard?

Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.

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Sources