Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleThe problematic genus Problematospermum.AuthorsHerendeen, Patrick S.; Bickner, Maya A.; Bugdaeva, Eugenia; Naugolnykh, Serge; Kostina, ElenaPublicationTaxon, 2022, Vol 71, Issue 4, p900ISSN0040-0262Publication typeArticleDOI10.1002/tax.12722