Dendroica auduboni. Audubon Warbler. Common transient in west, rare in east, specimens taken east to Trego County. Hybrids between this species and Myrtle Warbler common in west.
Subspecies in Kansas: D. a. auduboni (Townsend).
Dendroica nigrescens (Townsend). Black-throated Gray Warbler. Common transient in extreme western Kansas. Several sight records and four specimens from 8 miles south of Richfield, Morton County, May 8 to 13, 1950, Richard and Jean Graber.
No subspecies recognized.
Dendroica townsendi (Townsend). Townsend Warbler. Transient in extreme western Kansas. Five records: all from 8 miles south of Richfield, Morton County, May 3 (female collected), 11, and 20, 1950, September 3 and 5 (immature female, KU 31206), 1952, Richard and Jean Graber.
No subspecies recognized.
Dendroica virens. Black-throated Green Warbler. Transient, uncommon in east and rare in west.
Subspecies in Kansas: D. v. virens (Gmelin).
Dendroica cerulea (Wilson). Cerulean Warbler. Uncommon transient and possibly summer resident in east, but status poorly known. No definite nesting record. Only five specimens on record.