Native & Naturalized Plants of the Carolinas & Georgia


4104

Forb
Annual

Non-native: tropical America, including the West Indies
Documented growing wild in - - -

Look for it in disturbed areas, per Weakley's Flora

map
To see a detailed map, click here

 

LEAVES:
Simple
Basal & alternate (?)

FLOWER:
Summer/Fall
Rays: White, Cream
Disc: White, Cream
Disc flowers functionally staminate/ Ray flowers pistillate & fertile
Inferior ovary
Flower heads in open paniculiform arrays

FRUIT:
Summer/Fall

 

TO LEARN MORE about this plant, look it up in a good book!



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales

WEAKLEY'S FLORA (5/21/15):
Parthenium hysterophorus   FAMILY Asteraceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Parthenium hysterophorus   FAMILY Asteraceae

SYNONYMOUS WITH Manual of the Southeastern Flora (Small, 1933)
Parthenium hysterophorus

 

COMMON NAME:
Santa Maria Feverfew


Click or hover over the thumbnails to see larger pictures.

image of Parthenium hysterophorus

Keith Bradley    kab_p_hysterophorus_07742

April    Miami-Dade County    FL

Leaves pinnatifid to bipinnatifid, primary sinuses 9/10+ to midrib, thin, per Weakley's Flora.