This is an instructional waltz piece by Henry Maylath designed for developing players. It features standard functional harmonies and a light, dance-like character.
The main technical challenge is executing the light waltz lilt without rushing the beats.
Comparable difficulty and character — good candidates for what to learn next.
Bouton de Rose (Op.70) is rated Henle level 2 of 9 — beginner repertoire, roughly ABRSM grades 2–3. In the RCM system it corresponds to about level 2.
You should be comfortable at Henle level 2 — meaning you can already play level 1–2 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of Bouton de Rose (Op.70) lasts about 2 minutes.
Bouton de Rose (Op.70) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Beauties of Iolanthe by Henry Maylath, Beside the Sea by Henry Maylath, Belvédère by Henry Maylath — see the full similar-pieces list on this page.