Walter Niemann was a German composer known for his refined, atmospheric piano miniatures. This piece is distinctive for its delicate harmonic shifts and lyrical, song-like quality.
Develop a singing tone that prioritizes the melodic line while maintaining a supportive, soft accompaniment.
Comparable difficulty and character — good candidates for what to learn next.
Butterfly (Op.82) is rated Henle level 3 of 9 — late beginner repertoire, roughly ABRSM grades 4–5. In the RCM system it corresponds to about level 5.
You should be comfortable at Henle level 3 — meaning you can already play level 2–3 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 Butterfly (Op.82) lasts about 2 minutes.
Butterfly (Op.82) 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 Altenglischer Walzer by Walter Niemann, An der Quelle by Walter Niemann, Altenglischer Weihnachtstanz by Walter Niemann — see the full similar-pieces list on this page.