Common Downingia, Elegant Calicoflower, Elegant Downingia, Showy Downingia: Downingia elegans (Synonyms: Downingia elegans var. brachypetala, Downingia elegans var. corymbosa, Downingia elegans var. elegans) - Anther tube noticeably incurved and exserted from the mouth of the corolla.
Cascade Calicoflower, Cascade Downingia, Willamette Downingia: Downingia yina (Synonyms: Downingia willamettensis, Downingia yina var. major) - Anther tube straight or slightly incurved, barely reaching the mouth of the corolla.