Elephantopus mollis

Species category

Weed

Common name

soft elephantsfoot

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

ObovateObovate:
Inverted egg shaped with apical end the broadest.

Size

  • Length 3 mm
  • Width 1 mm
  • Thickness 1 mm

Color

Brown

Texture

Ribs are covered with small appressedAppressed:
Pressed close or lying flat against something.
hairs.

Other structures

Pappus' hair is long and few; many 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. 
hairs are few but longer than the 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.
. Ribs are close together and covered with short appressedAppressed:
Pressed close or lying flat against something.
hairs.

Noxious weed seed categories

State Noxious Weed: Hawaii

AOSA examination list

Not included

Nomenclature

Family

Asteraceae

Valid name

Elephantopus mollis Kunth

Synonyms

Elephantopus hypomalacus S.F. Blake
Elephantopus martii Graham
Elephantopus pilosus Philipson

 Elephantopus mollis.  Achenes with ribs covered with small, appressed hairs. 
Elephantopus mollis. Achenes with ribs covered with small, appressed hairs.