Canada's Plant Hardiness Site
Synonymy
Asteraceae daisy family
Silphium perfoliatum var. perfoliatum L.
En: cup plant, cup rosinweed, carpenter weed, Indian cup, ragged cup, compass plant;
Fr: silphium perfolie
Silphium perfoliatum var. perfoliatum L.
En: cup plant, cup rosinweed, carpenter weed, Indian cup, ragged cup, compass plant;
Fr: silphium perfolie
- [=Resinocaulon perfoliatum (L.) Lunell]
- [=Silphium conjunctum Willd.]
- [=Silphium connatum L.]
- [=Silphium erythrocaulon Bernh. ex Spreng.]
- [=Silphium perfoliatum L. forma petiolatum E.J. Palmer & Steyerm.]
- [=Silphium perfoliatum L. subsp. connatum (L.) Cruden]
- [=Silphium perfoliatum L. var. conjunctum (Willd.) Pursh]
- [=Silphium perfoliatum L. var. connatum (L.) Cronquist]
- [=Silphium scabrum Moench, nom. illeg. hom., non Walter]
- [=Silphium tetragonum Moench, nom. illeg.]
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