On Sun, 24 Mar 2002 12:44:37 -0500, KATHRYN P ROSENTHAL
<[log in to unmask]> wrote:

>The researchers think that the weed (a half-shrub) was introduced here by
>camels brought from Africa by a rancher who wanted to bring in an
>alternative meat source.   :)


The other theory is that it was born on military airplane tire treads.

Philip Thrift
http://www.geocities.com/paleofitness