Patagonia Wildflowers
Wildflower Identification
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silver bur ragweed
Ambrosia chamissonis
Ambrosia chamissonis
silver bur ragweed Aster Family
Ambrosia chamissonis Asteraceae
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English common names
  •silver bur ragweed
  •silver beachweed
Spanish common name
  •dicha grande
accepted scientific name
  •Ambrosia chamissonis (Less.) Greene
rules for finding collection records
  Ambrosia chamissonis (208)
family name
  • Asteraceae
Image Author: ©2010 Jennifer de Graaf
Image License: CC BY-NC
Image Source

Category: Wildflowers
Flowers: No obvious petals
Petal colors: color color
Flower size is 0.25 to 0.45 inches
Leaf: Alternate, Compound
Plant Observed All Year

How Likely at this Location (24%)
Name Match (100%)
Plant Showiness (27%)
base map where plant found
mag select
Native Plant Status
native status map native status map native status map mask
native Native
native Not Present