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
What You Mean We? Anderson (and her Clone) returned to host the 1987 season of "Alive from Off Center". Although this film has yet to be rereleased in its entirety to home video, segments such as "The Dream Before" and "Smoke Rings" were included on the compilation "". Anderson would later return to the experiment of creating an alter ego with her CD-ROM release "Puppet Motel", which replaced the clone with a ventriloquist dummy. Anderson and Spalding Gray collaborated again in 1987 when she provided the soundtrack music to his performance film "Swimming to Cambodia". What You Mean We? What You Mean We? is