| Asteraceae B.V. Berchtold & J.S. Presl |
Vernonia parviflora C.G. Reinwardt ex C.L. Blume |
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Cyanthillium cinereum (C. Linnaeus) H.E. Robinson |
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| Asteraceae B.V. Berchtold & J.S. Presl |
Wedelia N.J. Jacquin |
nom. cons. |
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| Asteraceae B.V. Berchtold & J.S. Presl |
Wedelia biflora (C. Linnaeus) A.P. de Candolle |
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Melanthera biflora (C. Linnaeus) A.P. de Candolle |
Verbesina biflora C. Linnaeus |
| Asteraceae B.V. Berchtold & J.S. Presl |
Wedelia trilobata (C. Linnaeus) A.S. Hitchcock |
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Sphagneticola trilobata (C. Linnaeus) J.F. Pruski |
Silphium trilobatum C. Linnaeus |
| Asteraceae B.V. Berchtold & J.S. Presl |
Wollastonia A.P. de Candolle ex J. Decaisne |
|
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|
| Asteraceae B.V. Berchtold & J.S. Presl |
Wollastonia biflora (C. Linnaeus) A.P. de Candolle |
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Melanthera biflora (C. Linnaeus) A.P. de Candolle |
Verbesina biflora C. Linnaeus |
| Asteraceae B.V. Berchtold & J.S. Presl |
Wollastonia biflora var. biflora |
|
Melanthera biflora (C. Linnaeus) A.P. de Candolle |
Verbesina biflora C. Linnaeus |
| Asteraceae B.V. Berchtold & J.S. Presl |
Wollastonia trilobata (C. Linnaeus) F.R. Fosberg |
nom. inval. |
Sphagneticola trilobata (C. Linnaeus) J.F. Pruski |
Silphium trilobatum C. Linnaeus |
| Asteraceae B.V. Berchtold & J.S. Presl |
Xanthium C. Linnaeus |
|
|
|
| Asteraceae B.V. Berchtold & J.S. Presl |
Xanthium italicum G.L. Moretti |
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Xanthium strumarium C. Linnaeus |
|
| Asteraceae B.V. Berchtold & J.S. Presl |
Xanthium pennsylvanicum F.W. Wallroth |
|
Xanthium strumarium C. Linnaeus |
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| Asteraceae B.V. Berchtold & J.S. Presl |
Xanthium saccharatum F.W. Wallroth |
|
Xanthium strumarium C. Linnaeus |
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| Asteraceae B.V. Berchtold & J.S. Presl |
Xanthium sp. |
|
Xanthium strumarium C. Linnaeus |
|
| Asteraceae B.V. Berchtold & J.S. Presl |
Xanthium species |
|
Xanthium strumarium C. Linnaeus |
|
| Asteraceae B.V. Berchtold & J.S. Presl |
Xanthium strumarium C. Linnaeus |
|
|
|
| Asteraceae B.V. Berchtold & J.S. Presl |
Xeranthemum C. Linnaeus |
|
|
|
| Asteraceae B.V. Berchtold & J.S. Presl |
Xeranthemum bracteatum E.P. Ventenat |
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Helichrysum bracteatum (E.P. Ventenat) H.C. Andrews |
|
| Asteraceae B.V. Berchtold & J.S. Presl |
Youngia A.-H. Cassini |
|
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| Asteraceae B.V. Berchtold & J.S. Presl |
Youngia japonica (C. Linnaeus) A.P. de Candolle |
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| Asteraceae B.V. Berchtold & J.S. Presl |
Zinnia C. Linnaeus |
nom. cons. |
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