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  1. Life
  2. Plants
  3. Vascular Plants
  4. Dicots
  5. Sunflowers, Bellflowers, Fanflowers, and Allies
  6. Sunflower Family
  7. American Asters
  8. Salt Marsh Asters
  9. Southwestern Annual Saltmarsh Aster

species 242 observations

Southwestern Annual Saltmarsh Aster

Symphyotrichum expansum

Status
native
Keystone
101 caterpillar species raised on Symphyotrichum herbaceous plants
Bees
11 specialists raised on its pollen
Traits
Where
In the US
Source
iNaturalist

Field notes

Supports All

236 native animals
supported in the US
  • Caterpillars Moths and butterflies raised on it Peppered Moth, Wormwood Pug, Satyr Pug Moth, Long-winged Shade 36
  • Specialist bees Bees whose young are raised on the pollen of it Drury's Long-horned Bee, Parallel Leafcutter Bee, Horn-faced Leafcutter Bee, Small Long-horned Bee 11
  • Hosted animals Gall makers, leaf miners and other animals living on or in it Calycomyza promissa 1
  • Plant eaters Animals that feed on it Liriomyza eupatorii, Tansy Aphid, Brown Bear, Common Grass Skimmer 16
  • Flower visitors Pollinators and other flower visitors Melissodes dentiventris, Red Admiral, Ligated Furrow Bee, Common Branded Skipper 172

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Key traits

Layer
Herbaceous plants
Plant type
Annual Wildflower

From USDA PLANTS.

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