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Gumweed
Grindelia squarrosa |
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| Family |
Aster (Asteraceae) |
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| Bloom |
Summer, Fall |
| Habitat |
Meadows, fields, roadsides |
| Status |
Native |
| Cycle |
Perennial |
| Height |
0.5 - 3 feet |
| Flower |
Up to 20 yellow flower heads
about 1" wide with 20 or more short petals forming a ray flower with outward
curling green bracts. They exude a sticky gum-like resin. |
| Leaf |
Oval simple leaves, 1-2" long
often with wavy or curled edges and coarse teeth, usually without a
leafstalk. |
| Notes |
Gumweed originated
in the American West and has expanded its range into our area. It is one of
the first plants to grow after construction or in heavily grazed fields. |
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