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Echinacea angustifolia var. angustifolia

Species category

Flower, Herb or Spice, Weed

Common name

narrowleaf purple coneflower

Diagnostic characters

Planting unit

AcheneAchene:
A dry, hard, one-chambered, one-seeded indehiscent fruit, as in buckwheat (Fagopyrum) or sunflower (Helianthus). The fruit wall is not united with the seed coat.

Shape

Truncate

Size

  • Length 4.5–5.5 mm
  • Width 2–3 mm
  • Thickness 2–3 mm

Color

White base half with a black or brown top

Texture

Rough

Other structures

Strong longitudinal ribs

Identification notes

PappusPappus:
Modified calyx in Asteraceae, composed of hairs, bristles, awns, or scales. The pappus-like structure attached to milkweed seeds is termed a coma. 
 ring is irregular.

Noxious weed seed categories

Not listed

AOSA examination list

Not included

Nomenclature

Family

Asteraceae

Valid name

Echinacea angustifolia DC. var. angustifolia

Synonyms

Brauneria angustifolia (DC.) A. Heller
Echinacea pallida (Nutt.) Nutt. var. angustifolia (DC.) Cronquist

Echinacea angustifolia var. angustifolia. Achenes that have a white basal half with a black or brown top and irregular pappus rings.
Echinacea angustifolia var. angustifolia. Achenes that have a white basal half with a black or brown top and irregular pappus rings.
Echinacea angustifolia var. angustifolia. Achenes that have a white basal half with a black or brown top.
Echinacea angustifolia var. angustifolia. Achenes that have a white basal half with a black or brown top.