]> Botany Hellquist, Carl Barre, Crow, Garrett Eugene & Hellquist, C. E. Hellquist, Carl Barre, Crow, Garrett Eugene & Hellquist, C. E. C. B. Hellquist, G. E. Crow & C. E. Hellquist Hellquist, C. B., Crow, G. E. & Hellquist, C. E.