Asteraceae (Magnoliophyta)
Chrysothamnus parryi subsp. howardii (Parry ex A.Gray) H.M.Hall & Clem.
Proc. Amer. Acad. Arts 6: 541. 1865
View all records of Chrysothamnus parryi subsp. howardii (Parry ex A.Gray) H.M.Hall & Clem.