Belgrano Cargas company also took over some services from Urquiza, San Martín and Sarmiento railways. Belgrano Cargas Belgrano Cargas S.A. was an Argentine State-owned company which operated the gauge freight rail network built by Central Northern and Province of Santa Fe Railways, which became part of Belgrano Railway network after railway nationalization of 1948. The network operated by Belgrano Cargas extended through the provinces of Buenos Aires, Santa Fe, Córdoba, Mendoza, Santiago del Estero, San Juan, La Rioja, Catamarca, Tucumán, Chaco, Formosa, Salta and Jujuy. The line also reached all the Argentina's neighbouring countries, such as Bolivia, Uruguay, Brazil, Chile and Paraguay.
Dicentra formosa has narrower flowers and longer, more curved outer petal tips. "D. formosa" is related to "Lamprocapnos spectabilis", another popular plant called "bleeding heart", which was formerly placed in the same genus. The Pacific bleeding-heart is native to moist woodland, forest, and streambanks from California to British Columbia, from sea level to the subalpine zone. There are two subspecies, "Dicentra formosa" subsp. "formosa" and "Dicentra formosa" subsp. "oregona". Subsp. "formosa" grows in the majority of the plant's range, from Vancouver Island and southern British Columbia and south through Washington and Oregon to central California in the Coast Ranges and Cascades, and