Banjo C♯7 chord (Open D)C♯ seventh on the 5-string banjo: 3 2 2 3, and 5 more shapes

Frets, string 4 to string 1: 3 2 2 3 (first position) · no root

1. String 4 (D): 3rd fret, middle finger, E♯
2. String 3 (F♯): 2nd fret, index finger (barre), G♯
3. String 2 (A): 2nd fret, index finger (barre), B
4. String 1 (D): 3rd fret, ring finger, E♯
5. String 5, the short f♯: open, F♯, not in the chord

Sounds: E♯ G♯ B E♯  ·  C♯7 is C♯, E♯, G♯, B (1 · 3 · 5 · ♭7)

The 5th string: the short f♯ rubs against the E♯ in this shape, a semitone away: some players let it ring, some skip it.

Open D tuning: f♯DF♯AD, the short 5th string first, then strings 4 to 1.