Article
Evidence from a specialist parasitic insect supports range expansion of cultivated sunchoke (Helianthus tuberosus) in the Eastern Agricultural Complex.
Proceedings. Biological sciences - 4 Mar 2026
Hippee Alaine C, Geib Scott M, Renquist Wren, Sim Sheina B, Weinrich Christian L, Mueller Natalie G, Kitchen Andrew, Forbes Andrew A
Abstract excerpt
A suite of plants, the Eastern Agricultural Complex (EAC), was domesticated in North America beginning around 4000 YBP by Indigenous peoples. At the time of European colonization, another plant, the sunchoke (Helianthus tuberosus), was in wide cultivation. It is unknown whether this sunflower species was intentionally moved around the continent along with the EAC plants or if instead sunchoke was already...
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