'Argenteo-Marginata' was first mentioned by Deegen in Deutsch. Mag. Gart. Blumenk, 60, 1869, as Ulmus campestris elegans argenteo-marginatis.

Description

Deegen described the tree as having leaves bordered with white. The leaves were described in a later reference as also being very rough above, weakly pubescent below, and measuring < 8 cm long by < 4 cm broad. The tree is possibly a cultivar of U. × hollandica .

Cultivation

Probably extinct, unless synonymous with one of two cultivars with silver-white margined leaves, Ulmus minor 'Argenteo-Variegata', or the rough-leafed Ulmus procera 'Argenteo-Variegata'

Ulmus procera 'Argenteo-Variegata'

The English Elm Ulmus procera cultivar Argenteo-Variegata is believed to have originated in England in 1677.-Description:The tree was described by Weston in Bot. Univ. 1 : 314 1770 as having leaves striped, spotted and margined with white. In other respects the form of the tree is true to Ulmus...

, both of which match the microphylla foliis marginatis description (Synonymy below).

Synonymy

• Ulmus campestris var. microphylla foliis marginatis: Hartwig & Rümpler, Ill. Geholzb. 391, 1892.
• Ulmus campestris var. nuda subvar. foliis marginatis: Wesmael
  Alfred Wesmael
  Alfred Wesmael was a Belgian professor of botany. His outstanding work in taxonomy saw him invited to become Visiting Professor at the University of Washington.-Publications:...
  
   http://asaweb.huh.harvard.edu:8080/databases/botanists?id=149831, Bull. Fed. Soc. Hort. Belg. 1862: 389, 1863.