Enemion_biternatum

Classification Hierarchy
Kingdom	Plantae
Subkingdom	Tracheophyta
Superdivision	Spermatophyta
Division	Magnoliophyta
Class	Magnoliopsida
Subclass	Magnoliidae
Order	Ranunculales
Family	Ranunculaceae
Genus	Enemion
Species	Enemion_biternatum

USDA Plant Profile Flora of N. America

Scientific Name: Enemion_biternatum (Enemion - Dioscoride's name for Anemone; biternatum - twice ternate [two groups of three]); synonym, Isopyrum biternatum

Common Name: False rue anemone

Origin: Native

Notes: Toxic. This plant is sometimes confused with Rue anemone (Thalictrum thalictroides). See comparison photo below. Note the inflorescences - axillary for E. biternatum and umbelliferous for T. thalictroides.

Additional references: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.

Field Marks for Identification:

Flowers: April. 5 white petaloid sepals (no petals); 3 to 6 pistals, fruit a beaked follicle usually producing just 2 or 3 seeds.

Leaves: leaves compound ternate, leaflets often deeply incised.

Glossaries of botanical terms: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.