Native & Naturalized Plants of the Carolinas & Georgia


1439

Forb
Winter annual
Has milky sap (latex)

Non-native: Europe
Documented growing wild in GA NC SC

Uncommon

Look for it on roadsides, in fields, pastures, disturbed areas, per Weakley's Flora

map
To see a detailed map, click here


Invasive?

This plant may be causing problems in natural areas outside its native range, according to authorities such as:

Georgia Exotic Pest Plant Council, 2006
Kentucky Exotic Pest Plant Council, 2013

 

full sun

LEAVES:
Simple
Alternate

FLOWER:
Spring/Summer
Rays: Yellow
Disc: Absent
Ray flowers bisexual
Inferior ovary

FRUIT:
Spring/Summer
Reddish-brown
Achene

 

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 (11/30/12):
Sonchus oleraceus   FAMILY Asteraceae_

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Sonchus oleraceus   FAMILY Asteraceae_

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (1968) 179-08-003:
Sonchus oleraceus   FAMILY Asteraceae_

 

COMMON NAME:
Annual Sow-thistle, Common Sow-thistle


Click or hover over the thumbnails to see larger pictures.

image of Sonchus oleraceus

USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913    pnd_sool_001_lvd

        

image of Sonchus oleraceus

JK Marlow    jkm060517_016

May    Greenville County    SC

Parking lot

Leaves dentate, but not spinulose; leaf base sagittate-auriculate, per Vascular Flora of the Carolinas.

image of Sonchus oleraceus

JK Marlow    jkm060517_020

May    Greenville County    SC

Parking lot

Most leaves conspicuously sagittate-clasping with pointed basal lobes, per Wildflowers of the Southern Mountains.

image of Sonchus oleraceus

JK Marlow    jkm0506b_16

June    Greenville County    SC

image of Sonchus oleraceus

JK Marlow    jkm0506b_17

June    Greenville County    SC

image of Sonchus oleraceus

JK Marlow    jkm060609_004

June    Greenville County    SC

Parking lot

image of Sonchus oleraceus

JK Marlow    jkm060620_001

June    Greenville County    SC

Parking lot

image of Sonchus oleraceus

JK Marlow    jkm060620_003

June    Greenville County    SC

Parking lot

Flower heads average about 3/4" across, per Wildflowers of the Southern Mountains.

image of Sonchus oleraceus

JK Marlow    jkm060620_004

June    Greenville County    SC

Parking lot

Involucres 8-13mm long, 6-14mm broad; bracts rarely glandular, per Vascular Flora of the Carolinas.


click here to see other plants that look similar to this COMPARE involucral bracts of DYCs with ray flowers only (no disc)

image of Sonchus oleraceus

JK Marlow    jkm060620_006

June    Greenville County    SC

Parking lot

Pappus bristles white, capillary, per Vascular Flora of the Carolinas.

image of Sonchus oleraceus

JK Marlow    jkm060620_020

June    Greenville County    SC

Parking lot

image of Sonchus oleraceus

JK Marlow    jkm060620_021

June    Greenville County    SC

Parking lot

image of Sonchus oleraceus

Richard and Teresa Ware    rtw_sonchus_oleraceus

July