Cucurbita martinezii is a plant species of the genus Cucurbita native to Veracruz, Mexico. Locals use halved fruit shells as shot glasses for alcoholic drinks. It has not been domesticated. It is generally found in areas with rivers and forests.
^ abNee, Michael (1990). "The Domestication of Cucurbita (Cucurbitaceae)". Economic Botany (New York: New York Botanical Gardens Press) 44 (3, Supplement: New Perspectives on the Origin and Evolution of New World Domesticated Plants): 56–68. JSTOR4255271.