For those who attended the field trips near Pasco, Washington, here are my locality data. Corrections are welcome.
April 3:
Gentle slope with old Artemisia tridentata ssp. tridentata
suburban fringe between the end of Evanslee Court and I-182,
Richland
Elevation: 205 m 46.24785o N 119.33042oW Datum: WGS84
USA: WASHINGTON: BENTON COUNTY
April 4:
Lower slope with Artemisia tridentata ssp. tridentata and basalt outcrops and erratics, Saddle Mountain, ca. 20 km W of Othello
Elevation: ca. 225 m 46.8077o N 119.4026oW Datum: WGS84
USA: WASHINGTON: GRANT COUNTY
grassy, rocky ridge with basalt outcrops
Saddle Mountain, ca. 20 km W of Othello
Elevation: ca. 352 m 46.8032o N 119.4010oW Datum: WGS84
USA: WASHINGTON: GRANT COUNTY