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Syngrapha celsa

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Syngrapha celsa
Scientific classification
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S. celsa
Binomial name
Syngrapha celsa
H. Edwards, 1881
Synonyms
  • Plusia celsa
  • Syngrapha octoscripta ab. beta
  • Syngrapha altera ab. alterana

Syngrapha celsa, the plain silver Y or western conifer looper, is a moth of the family Noctuidae. It is found in from British Columbia to California, Idaho, Nevada, Arizona and New Mexico.

The wingspan is 34–38 mm. Adults fly from July to September depending on the location.

The larvae feed on Abies lasiocarpa, Abies grandis, Abies concolor, Picea egelmannii, Picea glauca, Pinus monticola and Tsuga heterophylla.

Subspecies

There are two recognised subspecies:

  • Syngrapha celsa celsa
  • Syngrapha celsa sierra