⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-332623, with some changes.

Dipladenia xanthostoma f. longiloba Malme is a synonym of Mandevilla coccinea (Hook. & Arn.) Woodson

This name is a synonym of Mandevilla coccinea (Hook. & Arn.) Woodson.

The record derives from WCSP which reports it as a synonym (record 332623) with original publication details: Bull. Herb. Boissier II, 4: 258 1904.