Natural rubber at least showed promise as rubber sources, include the rubber fig ("Ficus elastica"), Panama rubber tree ("Castilla elastica"), various spurges ("Euphorbia" spp.), lettuce ("Lactuca" species), the related "Scorzonera tau-saghyz", various "Taraxacum" species, including common dandelion ("Taraxacum officinale") and Russian dandelion ("Taraxacum kok-saghyz"), and perhaps most importantly for its hypoallergenic properties, guayule ("Parthenium argentatum"). The term gum rubber is sometimes applied to the tree-obtained version of natural rubber in order to distinguish it from the synthetic version. The first use of rubber was by the indigenous cultures of Mesoamerica. The earliest archeological evidence of the use of natural latex from the
Valiant Is the Word for Carrie severely beaten by his father, and witnessing him being chased and cruelly teased and hazed by a gang of other boys, Carrie realises that for Paul's sake she must leave the town, let her beloved garden deteriorate, and never come back. The original story ends poignantly with Carrie going into a self-imposed exile, with the clear implication that she would never see Paul again. Barry Benefield later took up the story and made a revised version of it the first chapter of what became the 1936 novel "Valiant Is the Word for Carrie". Bar minor differences, the film's plot, as