Prickly Sow-Thistle

Prickly Sow-Thistle
Common Name(s):
Prickly Sow-Thistle
Scientific Name:
Sonchus asper
Family:
Asteraceae
Sunflower Family
Flower:
1" yellow ray flowers in bunches at top of stems
Leaves:
Deeply lobed, especially the larger leaves, Thorny and clasping.
Plant:
1-6 feet.
General Comments:
Seeds have white tufts distinctive of other thistles.

Common Dandelion

Common Dandelion
Common Name(s):
Common Dandelion
Scientific Name:
Taraxacum officinale
Family:
Asteraceae
Sunflower Family
Flower:
1-2" head of yellow ray flowers.
Leaves:
2-10" lobed leaves in a basal rosette.
Plant:
Low growing.
General Comments:
Very common throughout the country as a lawn weed.

Green-Thread*

Green Thread
Common Name(s):
Green-Thread*
Scientific Name:
Thelesperma filifolium
Family:
Asteraceae
Sunflower Family
Flower:
1 1/2" composite flowers on skinny leafless stalks. Disks are reddish brown. Rays(usually 8)are yellow and three lobed with the outer two lobes smaller than the inner lobe.
Leaves:
1-4" finely divided threadlike leaves.
Plant:
8-20"
General Comments:
*PFG1 clearly states that this species has no rays and therefore isn't what is pictures. WOH shows a very similar photo to that above for this species. Possibly Coreopsis tinctoria, Goldenwaves

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