Distinctive cigarette butt

 is a miscellaneous item in Fallout: New Vegas.

Characteristics
A cigarette that has been smoked and extinguished. Something about these particular butts make them distinctive.

Location
3 more butts can be found next to the bush to the right of the Courier's grave.
 * Seven distinctive cigarette butts are found near the Courier's grave in Goodsprings Cemetary.