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USFS Logo Research Data Archive
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Black-headed budworm larvae. [Year estimated.]
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Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: systematic zoology
insecta
Location: British Columbia
Description: Black-headed budworm larvae. [Year estimated.]
Date: 1950's

Black-headed budworm egg on western hemlock needle. [Year estimated.]
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: systematic zoology
insecta
Location: British Columbia
Description: Black-headed budworm egg on western hemlock needle. [Year estimated.]
Date: 1950's

Black-headed budworm pupae. [Year estimated.]
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: systematic zoology
insecta
Location: British Columbia
Description: Black-headed budworm pupae. [Year estimated.]
Date: 1950's

Western hemlock damage by blackheaded budworm. Complete defoliation. [Year estimated.]
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Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection: damage by animals
insects: black headed bud worm
Location: British Columbia
Description: Western hemlock damage by blackheaded budworm. Complete defoliation. [Year estimated.]
Date: 1957