Jessica Pratt’s one and only album emerged late last year cloaked in mystery. No one had heard of her before, and the record’s cover – a black-and white image of Pratt’s face, closely cropped to show nothing more than her luminous eyes and dark lips — didn’t reveal much, either.
Who was this woman whose self-titled debut had the allure of a long-lost classic? Its warm intimacy, with spare songs picked on acoustic guitar and sung in Pratt’s creaky voice, recalled cult folk musicians such as Sibylle Baier and Karen Dalton.
It was a surprise, then, to learn Pratt is a contemporary musician based in San Francisco. “Jessica Pratt” has become an underground favorite, sending its maker on her first tour. She opens for Julia Holter at Church on Sunday. Full story for BostonGlobe.com subscribers.