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Harpalium (Cass.) Cass.
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Flann, C., W.R. Greuter & D. J. N. Hind. 2010. Cassini's Compositae genera: A nomenclatural and taxonomic assessment. Taxon 59(4): 1206–1244.
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Helianthus subg. Harpalium Cass.
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Flann, C., W.R. Greuter & D. J. N. Hind. 2010. Cassini's Compositae genera: A nomenclatural and taxonomic assessment. Taxon 59(4): 1206–1244.
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Helianthus subg. Leighia Cass.
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Flann, C., W.R. Greuter & D. J. N. Hind. 2010. Cassini's Compositae genera: A nomenclatural and taxonomic assessment. Taxon 59(4): 1206–1244.
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Leighia Cass.
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Flann, C., W.R. Greuter & D. J. N. Hind. 2010. Cassini's Compositae genera: A nomenclatural and taxonomic assessment. Taxon 59(4): 1206–1244.
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