This curious plant has woolly foliage and flowerheads that resemble those of Antennaria spp. (Pussytoes), Anaphalis margaritacea (Pearly Everlasting), Gamochaeta purpurea. (Early Cudweed), and some other members of the Aster family. Sweet Everlasting is more tall than Pussytoes and Early Cudweed, and its truncate-conical flowerheads are more narrow than the button-like flowerheads of Pearly Everlasting. There are other Pseudognaphalium spp. in the United States that are quite similar in appearance to Sweet Everlasting, but they have not been observed in Illinois. However, some of these species have been found in neighboring Indiana and other states further to the east. Sweet Everlasting's older scientific name is Gnaphalium obtusifolium (by which it is still commonly referred), but it has been reassigned to the genus Pseudognaphalium.
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