Traditional knowledge of medicinal mushrooms and lichens of Yuman peoples in Northern Mexico.

"Declarations Ethics approval and consent to participateThis study was conducted with traditional and political authorities of each Yuman locality (Additional file 2: Annex 2), as well as Posgrado en Ciencias Biológicas de la Universidad Nacional Autónoma de México. Each person who collaborated answering the questions during interviews and during field trips was informed about the goal of the research; they were asked to agree to participate. The authors follow the suggestions in Codes of Ethics of ISE and SOLAE [26, 27]. Consent for publicationThe aims of the present study and the consequential publication of the resulting data were informed on time and clearly to traditional and political authorities of every Yuman visited town, as well as each person interviewed, for which they gave their approval. Competing interestsAuthors declare not having interest conflicts of any kind. Competing interests Authors declare not having interest conflicts of any kind."

"Funding The first author had financing support for postgraduate studies from Consejo. Nacional de Ciencia y Tecnología (CONACyT-Mexico). Scholarship: 624,222."