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CCDB → Angiosperms → Compositae → Hemizonia → Hemizonia congesta subsp. tracyi
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Hemizonia congesta subsp. tracyi | Hemizonia congesta subsp. tracyi Babc. & H. M. Hall | 14(3) | 28(3) | Asteracea | Johansen 1933b Bot. Gaz. (= Int. J. Plant Sci.) | |
| Hemizonia congesta subsp. tracyi Babc. & H. M. Hall | Hemizonia congesta subsp. tracyi Babc. & H. M. Hall | 14(1) | Asteracea | Clausen 1951 Ithaca, Cornell Univ. Press, | |||
| ! | Hemizonia congesta subsp. tracyi Babc. & H. M. Hall | Hemizonia congesta subsp. tracyi Babc. & H. M. Hall | 28 | eFlora | |||
| ! | Hemizonia tracyi (Babc. & H. M. Hall) D. D. Keck | Hemizonia congesta subsp. tracyi Babc. & H. M. Hall | 28 | Darlington, 1955 |