| Zaluzaniinae H. Rob., 1978 |
| Zandera D.L. Schulz, 1988 |
| Zandera andersoniae (B.L. Turner) D.L. Schulz, 1988 |
| Zandera blakei (McVaugh & Lask.) D.L. Schulz, 1988 |
| Zandera hartmanii (B.L. Turner) D.L. Schulz, 1988 |
| Zemisia B. Nord., 2006 |
| Zemisia thomasii (Klatt) Pruski, 2018 |
| Zexmenia La Llave & Lex., 1824 |
| Zexmenia aggregata S.F. Blake, 1924 |
| Zexmenia appressipila S.F. Blake, 1943 |
| Zexmenia aurantiaca Klatt, 1896 |
| Zexmenia aurea (D. Don) Benth. & Hook. f. ex Hemsl., 1881 |
| Zexmenia brevifolia A. Gray, 1852 |
| Zexmenia ceanothifolia (Willd.) Sch. Bip., 1856 |
| Zexmenia chiapensis Brandegee, 1915 |
| Zexmenia crocea A. Gray, 1852 |
| Zexmenia dulcis J.M. Coult., 1891 |
| Zexmenia elegans Sch. Bip. ex W.W. Jones, 1905 |
| Zexmenia epapposa M.E. Jones, 1929 |
| Zexmenia fasciculata (DC.) Sch. Bip., 1856 |