Improviso Negro is an album by Brazilian samba-jazz group Sambalanço Trio released in 1965.[1] 
  Reception
 Professional ratings| Review scores | 
|---|
| Source | Rating | 
|---|
| Allmusic |       [1] | 
 Writing for Allmusic, John Bush states that the album "showed them expanding their dynamic range over their early LPs, ranging from tender balladry to clattering bossa nova workouts."[1] 
 Track listing
 - "Nana" (Mario Telles) – 2:41
  - "Reza" (Edú Lobo) – 5:05
  - "Estamos Aí" (Durval Ferreira) – 2:29
  - "Deus Brasileiro" (Marcos Valle) – 1:13
  - "Preciso Aprender a Ser Só" (Marcos Valle) – 3:26
  - "Cangaceiro" (Antonio Arruda) – 2:35
  - "Improviso Negro" (Humberto Clayber) – 2:43
  - "Roda de Samba" (Lúcio Alves) – 2:27
  - "Voce" (Ronaldo Bôscoli, Roberto Menescal) – 3:31
  - "Cançao Que Veio de Dentro Do Azul" – 4:44
  - "Samba de Verao" (Marcos Valle) – 2:44
 
 Personnel
  References