Castilleja ambigua Hooker & Arnott subsp. ambigua
Castilleja ambigua Hooker & Arnott subsp. ambigua is a synonym sensu TROPICOS of:
Castilleja ambigua Hooker & Arnott var. ambigua, an accepted variety name sensu FNA Ed. Comm., in prep. i.
Castilleja ambigua Hooker & Arnott subsp. ambigua is a synonym sensu TROPICOS of:
Castilleja ambigua Hooker & Arnott var. ambigua, an accepted variety name sensu FNA Ed. Comm., in prep. i.