Castilleja affinis Hook. & Arn.
Annotated by Christine C. Johnson, 7 May 1995.

Oregon: Josephine: 2 mi W of Selma, along Illinois River Road (FS Rd #5070) just outside Siskiyou National Forest. Elev. 1400 ft.
42.280596° N, 123.65403° W,
Datum: NAD83. Coordinate Source: OrlookId: 92312, StateProvince: Oregon, County: Josephine, LocName: 38S 08W 09 SE of NW. OregonFlora 1994-2020 methodology.
Open rocky field with small creek; 15% slope, S aspect, serpentine soil. Pinus jeffreyi, Arctostaphylos viscida, Calochortus elegans, Arabis aculeolata, Ceanothus prostratus, Libocedrus decurrens, Pinus ponderosa, Mimulus guttatus Https://oregonflora.org/collections/individual/index.php?occid=4487759. Phenology: flowering.

Christine C. Johnson 2283, May 7, 1995
OSC, Catalog: OSC-V-034066, Accession Number: OSC222622