Alnus rhombifolia - Information on distribution and occurrence; value and use; characteristics; and fire ecology. www.fs.fed.us/database/feis/plants/tree/alnrho
Alnus rhombifolia - Image of catkin, magnified. www.botany.hawaii.edu/faculty/carr/images/aln_rho_m.jpg
Alnus rhombifolia - Photograph of male catkins. www.botany.hawaii.edu/faculty/carr/images/aln_rho.jpg
Alnus rhombifolia - Enlarged image of female flowers. www.botany.hawaii.edu/faculty/carr/images/aln_rho_f.jpg
