Acronema handeloides, a new species from Jiaozi Mountain, Yunnan Province, China (Apiaceae)

<i>Acronema handeloides</i>, a new species of Apiaceae from Jiaozi Mountain in Yunnan Province, is described and illustrated herein. This species is similar to <i>A. handelii</i> and <i>A. sichuanense</i> but can be distinguished by its 1-2 branches; variable basal leaves; bracts 1 or occasionally present, bracteoles 1-3; subulate calyx teeth; linear-subulate, papillate petal apex; and broadly ovoid. Phylogenetic analyses also support that it is a monophyletic group sister to <i>A. handelii</i> and <i>A. sichuanense</i>. In accordance with the IUCN Red List criteria (2024), the conservation status of <i>A. handeloides</i> is preliminarily assessed as Data Deficient (DD).