# Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for the Fender's blue butterfly (Icaricia icarioides fenderi), Lupinus sulphureus ssp. kincaidii (Kincaid's lupine), and Erigeron decumbens var. decumbens (Willamette daisy)
> **US Fish and Wildlife Service** · Final rule. · Published 2006-10-31 · Effective 2006-11-30 · 71 FR 63862
## Document
- **Document number:** 06-8809
- **Category:** endangered-species
- **Sub-agency:** US Fish and Wildlife Service
- **Federal Register citation:** 71 FR 63862
- **CFR reference:** 50 CFR 17
- **Publication date:** 2006-10-31
- **Effective date:** 2006-11-30
## Abstract

We, the U.S. Fish and Wildlife Service (Service), are designating critical habitat for the Fender's blue butterfly (Icaricia icarioides fenderi), Lupinus sulphureus ssp. kincaidii (Kincaid's lupine), and Erigeron decumbens var. decumbens (Willamette daisy) pursuant to the Endangered Species Act of 1973, as amended (Act). Approximately 3,010 acres (ac) (1,218 hectares (ha)) for Fender's blue butterfly in Benton, Lane, Polk, and Yamhill Counties, Oregon; 585 ac (237 ha) for L. sulphureus ssp. kincaidii in Benton, Lane, Polk, and Yamhill Counties, Oregon, and Lewis County, Washington; and 718 ac (291 ha) for E. decumbens var. decumbens in Benton, Lane, Linn, Marion, and Polk Counties, Oregon, fall within the boundaries of the critical habitat designation.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2006/10/31/06-8809/endangered-and-threatened-wildlife-and-plants-designation-of-critical-habitat-for-the-fenders-blue)
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