Erynnis pacuvius, also known as Pacuvius duskywing, Dyar's duskywing or buckthorn dusky wing, is a species of skipper butterfly in the family Hesperiidae. It is found in southern British Columbia and

Ceanothus is a genus of about 50–60 species of nitrogen-fixing shrubs and small trees in the buckthorn family. Common names for members of this genus are buckbrush, California lilac, soap bush, or jus