Mexicana de Aviación Mexicana de Aviación Compañía Mexicana de Aviación, S.A. de C.V. (commonly known as Mexicana) was Mexico's oldest airline and one of the oldest continuously single-branded airlines (after KLM, Avianca and QANTAS), and Mexico's biggest and flagship airline before ceasing operations on August 28, 2010. The group's closure was announced by the company's recently installed management team a short time after the group filed for Concurso Mercantil (Mexican law equivalent to US Chapter 11) and US Chapter 15. On April 4, 2014, a judge declared Mexicana bankrupt and ordered to start selling off the company's assets to repay the airline's obligations.
Ulmus mexicana Ulmus mexicana Ulmus mexicana , the Mexican elm, is a large tree endemic to Mexico and Central America. It is most commonly found in cloud forest and the higher elevations (800–2200 m) of tropical rain forest with precipitation levels of 2–4 m per year, ranging from San Luis Potosi south to Chiapas in Mexico, and from Guatemala to Panama beyond. The tree was first described botanically in 1873. "Ulmus mexicana" is probably the tallest of all the elm species, occasionally reaching a height of 84 m (273 feet), and a d.b.h. of 2.5 m (8 feet), certainly one of the